1 stop. from $122. Seattle.$135 per passenger.Departing Tue, Jun 4, returning Wed, Jun 12.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Chicago O'Hare International on Tue, Jun 4, arriving in Seattle / Tacoma International.Inbound direct flight with Alaska Airlines departing from Seattle ...Flight deals from Seattle to Chicago. Looking for a cheap last-minute deal or the best return flight from Seattle to Chicago? Find the lowest prices on one-way and return …Seattle / Tacoma to Chicago Flights Flights from SEA to MDW are operated 5 times a week, with an average of 1 flight per day. Departure times vary between 05:00 - 18:25. The earliest flight departs at 05:00, the last flight departs at 18:25. However, this depends on the date you are flying so please check with the full flight schedule above to ... The flight time from Seattle to Chicago is 3 hours, 56 minutes. The time spent in the air is 3 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with United being the fastest taking 3 hours, 51 minutes, and Alaska the slowest taking 3 hours, 59 minutes. UA1872 and Seattle SEA to Chicago ORD Flights. Flight UA1872 is code-shared by 2 airlines using the flight numbers AV2329, LH7505. Other flights departing from Seattle SEA: AS85, AS1410, AS1258, WN1969. Other flights arriving at Chicago ORD: DL2087, UA2042, WN892, UA2348. All flights connecting Seattle SEA to …6 days ago · For a flight from Seattle to Chicago, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 25 outbound flights to Chicago per day. 6 airlines have flights to Chicago from Seattle/Tacoma Intl on a regular basis. The best price recorded in the last 15 days for a Seattle - Chicago flight is $147. The airports of Seattle and Chicago. Seattle is approximately 1730 mi from Chicago. Departing from another Seattle airport or landing at another Chicago airport (if any) may prove even more convenient. Here are the currently available options for Seattle - Chicago:Cheap Flights from Chicago to Seattle (CHI-SEA) Prices were available within the past 7 days and start at $70 for one-way flights and $128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Chicago to Seattle with no change fee on selected flights.Select the departure date and provide either the flight number or departure and arrival city. Departure date Monday, 04/22/2024 Tuesday, 04/23/2024 Wednesday, 04/24/2024Find Ultra Low Fares from Seattle to Chicago. Fly with Spirit Airlines and get a great deal on flights from Seattle to Chicago. With Spirit's Bare Fare™ You Pay Only the Services You Need!The total straight line flight distance from Chicago, IL to Seattle, WA is 1,737 miles. This is equivalent to 2 796 kilometers or 1,510 nautical miles. Your trip begins in Chicago, Illinois. It ends in Seattle, Washington. Your flight direction from Chicago, IL to Seattle, WA is Northwest (-65 degrees from North). The distance calculator helps ... Fri, 24 Jan ORD - SEA with Alaska Airlines. Direct. from £135. Chicago. £136 per passenger.Departing Tue, 19 Nov, returning Tue, 3 Dec.Return flight with United.Outbound direct flight with United departs from Seattle / Tacoma International on Tue, 19 Nov, arriving in Chicago O'Hare International.Inbound direct flight with United departs from ... Looking for a cheap and comfortable flight from Chicago to Seattle? Book with United Airlines and enjoy premium cabins, Wi-Fi, and flexible dates. Compare our daily fares and special offers for flights from Chicago (ORD) to Seattle (SEA) and save more on your trip. Compare flight deals to Chicago from Seattle from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Chicago start from £48 one-way. Flex your dates to find the best SEA-ORD ticket prices.The cheapest flights to O'Hare Intl. found within the past 7 days were $111 round trip and $59 one way. Prices and availability subject to change. Additional terms may apply. Wed, Apr 17 - Thu, Apr 18. SEA. Seattle. ORD. Chicago.09:16PM PDT Seattle-Tacoma Intl - SEA. 05:31AM EDT (+1) Fort Lauderdale Intl - FLL. B739. 5h 15m. Join FlightAware View more flight history Purchase entire flight history for ASA404. Get Alerts.Flight time from Seattle, United States to Chicago, United States is 3 hours 28 minutes under avarage conditions. Our flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Actual flight times may vary depending on aircraft type, cruise speed, routing, weather ... There are 40 weekly flights from Seattle/Tacoma to Chicago (O'Hare) on Southwest Airlines. What day has the lowest fares from Seattle/Tacoma to Chicago (O'Hare)? To find the lowest fares by day and time to fly Seattle/Tacoma to Chicago (O'Hare) with Southwest, check out our Low Fare Calendar. United Airlines flights from Seattle to Chicago SEA Seattle United States-> 4 hours 0 min 2,764km 1,717mi. ORD Chicago United States. 98 Flights/Week 166 Seats/Flight 16,273 Seats/Week AIRLINE: United Airlines UA/UAL. 24 Flights/Week 162 Seats/Flight 3,834 Seats/Week 3 Flights/week delayed 89% On-Time Performance ...Flights from Delta traveling this route typically cost $307.25 RT. This price is typically 58% cheaper than other airlines that offer Chicago O'Hare Intl Airport to Seattle flights. When booking this route, the cheapest RT price found was $94.Flights to United States. Flights to Chicago. Find low-fare American Airlines flights to Chicago. Enjoy our travel experience and great prices. Book the lowest fares on Chicago flights today!$64 Cheap Flights from Seattle (SEA) to Chicago (MDW) Bundle Your Flight + Hotel & Save! Roundtrip. One-way. Multi-city. 1 traveler. Economy. Leaving from. Going to. …There are 4 airlines that fly nonstop from Chicago O'Hare Intl Airport to Seattle. They are: Alaska Airlines, American Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Alaska Airlines at $89 for a one-way flight. On average, the best prices for this route can be found at Delta.Find flights to Chicago from $59. Fly from Seattle on Frontier, Alaska Airlines, Delta and more. Search for Chicago flights on KAYAK now to find the best deal.There are 4 airlines that fly nonstop from Chicago O'Hare Intl Airport to Seattle. They are: Alaska Airlines, American Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Alaska Airlines at $89 for a one-way flight. On average, the best prices for this route can be found at Delta.Compare flight deals to Chicago from Seattle from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Chicago start from £48 one-way. Flex your dates to find the best SEA-ORD ticket prices. There are 4 airlines that fly nonstop from Chicago O'Hare Intl Airport to Seattle. They are: Alaska Airlines, American Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Alaska Airlines at $89 for a one-way flight. On average, the best prices for this route can be found at Delta. WN3278 and Seattle SEA to Chicago MDW Flights. This is a multi leg flight of Southwest Airlines WN3278. Previous leg is Oakland to Seattle and next leg is Chicago to Kansas City. Other flights departing from Seattle SEA: AS522, DL304, AS450, AS620. Other flights arriving at Chicago MDW: WN1145, WN2782, PD2393, WN3243.Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.NBC Universal, Inc. There are 13 college prospects who accepted their invitations to the 2024 NFL Draft in Detroit. Two of those players include USC …The total straight line flight distance from Chicago, IL to Seattle, WA is 1,737 miles. This is equivalent to 2 796 kilometers or 1,510 nautical miles. Your trip begins in Chicago, Illinois. It ends in Seattle, Washington. Your flight direction from Chicago, IL to Seattle, WA is Northwest (-65 degrees from North). The distance calculator helps ...1 stop. from $133. Chicago.$176 per passenger.Departing Wed, Sep 25, returning Sat, Sep 28.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Wed, Sep 25, arriving in Chicago Midway.Inbound indirect flight with Frontier Airlines, departing from Chicago ...Find Ultra Low Fares from Seattle to Chicago. Fly with Spirit Airlines and get a great deal on flights from Seattle to Chicago. With Spirit's Bare Fare™ You Pay Only the Services You Need!5 days ago · UA656 and Seattle SEA to Chicago ORD Flights. This is a multi leg flight of United Airlines UA656. Next leg is Chicago to Washington. Flight UA656 is code-shared by 5 airlines using the flight numbers EK6356, LX3255, SK8750, SN8876, TK8610. Other flights departing from Seattle SEA: AS3342, AA2767, WN2911, AS586. What companies run services between Seattle, WA, USA and Chicago, IL, USA? Delta, United Airlines and two other airlines fly from Seattle, WA to Chicago hourly. Alternatively, Amtrak operates a train from Seattle to Chicago Union Station twice daily. Tickets cost $90 - $600 and the journey takes 45h 50m.Cheap Flights from Seattle / Tacoma International to Chicago FSS. Return One way Multi-city. 22/04/2024. 29/04/2024. Travellers and cabin class. 1 adult, Economy. Direct flights only. 1 stop. from £94. Chicago. £106 per passenger.Departing Sat, 1 Jun, returning Sat, 8 Jun.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Sat, 1 Jun, arriving in Chicago O'Hare International.Inbound direct flight with Alaska Airlines departs from Chicago O'Hare ... Flights from Seattle (SEA) to Chicago (ORD) Origin airport. Seattle - Tacoma Intl. Destination airport. O'Hare Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Alaska Airlines.Apr 25, 2024 · Economy. See Latest Fare. Seattle (SEA) to. Chicago (ORD) 06/05/24 - 06/12/24. from. $199*. Updated: 2 hours ago. Round trip. Find cheap flights from Seattle to Chicago from C$ 97. Return. 1 adult. Economy. 0 bags. Sat 18/5. Sat 25/5. Search. Nonstop flights only. Search hundreds of travel sites at once …Flights from Delta traveling this route typically cost $307.25 RT. This price is typically 58% cheaper than other airlines that offer Chicago O'Hare Intl Airport to Seattle flights. When booking this route, the cheapest RT price found was $94. All flight schedules from Seattle Tacoma International , Washington , USA to Chicago Ohare International , Illinois , USA . This route is operated by 4 airline (s), and the flight time is 5 hours and 00 minute. The distance is 1725 miles. The flight time from Seattle to Chicago is 3 hours, 56 minutes. The time spent in the air is 3 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with United being the fastest taking 3 hours, 51 minutes, and Alaska the slowest taking 3 … Flights from Seattle to Chicago. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Chicago. Find the best flights fast,... Track United (UA) #747 flight from Seattle-Tacoma Intl to Chicago O'Hare Intl Flight status, tracking, and historical data for United 747 (UA747/UAL747) including scheduled, estimated, and actual departure and arrival times. To. Check status. Stay up to date with our flight status tools. MileagePlus members can subscribe to notifications for flight status, check-in availability and more. United Airlines will do everything practical to ensure we provide the most accurate flight status information at all times.Compare cheap flights to Chicago with Alaska Airlines. Enjoy our low prices and generous experience. Book the lowest fares on Chicago flights today. ... From Seattle (SEA) To Chicago (ORD) One-way | Main: Depart: May 21, 2024: From. $115* Seen: 12 hours ago. From Portland (PDX) To Chicago (ORD) One-way | Main: Depart: Jul 23, …Check that your payment info is current so you can breeze through checkout. Event details can vary. Check for important details like ticket limits before the sale. Just tap More Info …Flights from Chicago (ORD) to Seattle (SEA) Origin airport. O'Hare Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country …Compare cheap flights to Chicago with Alaska Airlines. Enjoy our low prices and generous experience. Book the lowest fares on Chicago flights today. ... From Seattle (SEA) To Chicago (ORD) One-way | Main: Depart: May 21, 2024: From. $115* Seen: 12 hours ago. From Portland (PDX) To Chicago (ORD) One-way | Main: Depart: Jul 23, …Flight Status & Notifications. All fields required. Search by. From City or Airport. To City or Airport. Departure Date Selected Departure date 2024AprilWednesday24. Open calender and then use pageup and pagedown to navigate between months and alt + pageup and alt + pagedown for years. $90 Cheap American Airlines flights Seattle (SEA) to Chicago (ORD) Prices were available within the past 7 days and start at $90 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Average price of flights to Midway by month. Currently, December is the cheapest month in which you can book a flight from Seattle to Chicago Midway Airport (average of $140). Flying from Seattle to Chicago Midway Airport in July is currently the most expensive (average of $260). There are several factors that can impact the price of a flight ...Amid rumblings the Chicago Bears could be targeting a wide receiver with their second first-round pick in the 2024 NFL draft, presumptive No. 1 overall pick Caleb …Tuesday. 30-Jan-2024. 10:12AM PST Seattle-Tacoma Intl - SEA. 04:04PM CST Chicago O'Hare Intl - ORD. B739. 3h 52m. Join FlightAware View more flight history Purchase entire flight history for ASA486. Track United (UA) #747 flight from Seattle-Tacoma Intl to Chicago O'Hare Intl Flight status, tracking, and historical data for United 747 (UA747/UAL747) including scheduled, estimated, and actual departure and arrival times. Compare flight deals to Chicago Pal-Waukee from Seattle Boeing Fld from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flex your dates to find the best Seattle Boeing Fld–Chicago Pal-Waukee ticket prices.What companies run services between Chicago, IL, USA and Seattle, WA, USA? Southwest Airlines and Delta fly from Chicago to Seattle every 4 hours. Alternatively, Amtrak operates a train from Chicago Union Station to Seattle twice daily. Tickets cost $90 - $600 and the journey takes 46h 24m.The best one-way flight to Chicago from Seattle in the past 72 hours is $43. The best round-trip flight deal from Seattle to Chicago found on momondo in the last 72 hours is $103. The fastest flight from Seattle to Chicago takes 3h 53m. Direct flights go from Seattle to Chicago every day. There are 2 airports near Chicago: Chicago O'Hare Intl ...Midway sits on the southwest side of Chicago, eight miles from the Loop (downtown Chicago’s central business district). O’Hare is located on the far northwest side of the city, about 17 miles from the Loop. It’s easy to get into the city from both airports with service from Chicago Transit Authority’s L Trains.Alaska Airlines is one of the most popular airlines used for those traveling from Seattle to Chicago O'Hare Intl Airport. Flights on this route from Alaska Airlines typically cost $312.80 RT, a price that is 38% cheaper than the average Seattle to Chicago O'Hare Intl Airport flight. The cheapest flight found was $99 RT.UA 632 Seattle to Chicago Flight Status United Airlines Flight UA632 from Seattle Tacoma International Airport SEA to Chicago O'Hare International Airport ORD is not scheduled for today March 24th, 2024. The last time the flight was scheduled was on December 20th, 2023. Check the table below for UA632's most recent flight history:Connect with us. Find low fares to top destinations on the official Southwest Airlines website. Book flight reservations, rental cars, and hotels on southwest.com.Flights from Chicago to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Chicago to Seattle. Find the best flights fast, track... Chicago. Compare Seattle to Chicago flight deals. Find the cheapest month or even day of the year to fly to Chicago. Book the best Chicago fare with no extra fees. Flight deals from Seattle to Chicago. Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Chicago? Disclaimer for Flight Radar Data. Flight AS408 from Seattle to Chicago is operated by Alaska Airlines. Scheduled time of departure from Seattle Tacoma Intl is 06:00 PDT and scheduled time of arrival in Chicago Ohare Intl is 12:10 CDT. The duration of the flight Alaska Airlines AS 408 is 4 hours 10 minutes.Disclaimer for AS538 Flight Radar Data. Flight AS538 from Seattle to Chicago is operated by Alaska Airlines. Scheduled time of departure from Seattle Tacoma Intl is 17:58 PDT and scheduled time of arrival in Chicago Ohare Intl is 23:58 CDT. The duration of the flight Alaska Airlines AS 538 is 4 hours 0 minute.Compare flight deals to Chicago from Seattle from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Chicago start from £48 one-way. Flex your dates to find the best SEA-ORD ticket prices.Realtime Alaska Airlines Flight Status and Tracking from ORD to SEA on AS329. See flight tracker maps, pre-order food, upgrade your seat, view waitlists, amenities, and aircraft information. ... Chicago-O'Hare (ORD) Seattle (SEA) Last updated 03:04 am . Gates and times may change. Please check the airport monitors for the latest …Our data shows that the cheapest route for a one-way flight from Seattle to Chicago cost $64 and was between Seattle and Chicago O'Hare Intl Airport. On average, the best …Which airlines provide the cheapest flights from Seattle to Philadelphia? In the last 72 hours, the cheapest one-way ticket from Seattle to Philadelphia found on KAYAK was with Frontier for $56. Frontier proposed a round-trip connection from $145 and Spirit Airlines from $227.Flights from Chicago (ORD) to Seattle (SEA) Origin airport. O'Hare Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country …Use our interactive route map, select your trip type, and our budget filters on United Explore to find the perfect flight. Where does United fly? United Airlines - Airline Tickets, Travel Deals and FlightsUse Google Flights to find cheap departing flights to Chicago and to track prices for specific travel dates for your next getaway.When flying from Seattle to Chicago O'Hare Intl Airport, Delta flights are 11% more popular than any other airline flying that same route. Cheap Seattle to O'Hare Intl flights in April & May 2024 Find cheap flight options from Seattle to O'Hare Intl specifically for the months of April and May 2024.Find flights to Seattle from $65. Fly from Chicago on Frontier, Alaska Airlines, United Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.Which airlines provide the cheapest flights from Seattle to Philadelphia? In the last 72 hours, the cheapest one-way ticket from Seattle to Philadelphia found on KAYAK was with Frontier for $56. Frontier proposed a round-trip connection from $145 and Spirit Airlines from $227.When purchasing flights to Chicago, travelers have two main airport options: the larger and newer O’Hare International Airport (ORD) and the more budget-friendly Midway International Airport (MDW).O’Hare International Airport (ORD) is located on the northwest side of Chicago and offers direct flights to over 200 destinations across the world. ASA410. B738. Arrived / Gate Arrival. Mon 12:12PM PDT. 06:19PM CDT Mon. Seattle-Tacoma Intl (KSEA) - Chicago O'Hare Intl (KORD) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination. All dates and times are local for the airport listed. Gates and times are subject to change. For the most current information, check the airport monitors. Search for a topic... Find the flight status for a specific Delta Air Lines flight and receive real-time notifications via …DL1074 and Seattle SEA to Chicago ORD Flights. Flight DL1074 is code-shared by 1 airline using the flight number KE3039. Other flights departing from Seattle SEA: AS1318, AS3374, AS3427, DL1270. Other flights arriving at Chicago ORD: AS538, AA1351, NK5, AA1039. All flights connecting Seattle SEA to Chicago ORD.The best one-way flight to Chicago from Seattle in the past 72 hours is $43. The best round-trip flight deal from Seattle to Chicago found on momondo in the last 72 hours is $103. The fastest flight from Seattle to Chicago takes 3h 53m. Direct flights go from Seattle to Chicago every day. There are 2 airports near Chicago: Chicago O'Hare Intl ...For a flight from Seattle to Chicago Midway, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 1 outbound flight to Chicago Midway per day. 2 airlines have flights to Chicago Midway from Seattle/Tacoma Intl on a ... The two airlines most popular with KAYAK users for flights from Seattle to Chicago are Alaska Airlines and Delta. With an average price for the route of C$ 513 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of C$ 290 and an overall rating of 8.0. Flights from Chicago (ORD) to Seattle (SEA) Origin airport. O'Hare Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country …
Airfares from $64 One Way, $128 Round Trip from Seattle to Chicago. Prices starting at $128 for return flights and $64 for one-way flights to Chicago were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sat, May 11 - Tue, May 14. SEA. Seattle. MDW. . Boyds rewards login
Direct. Wed, Jun 12 SEA – ORD with Alaska Airlines. Direct. from $136. Seattle.$138 per passenger.Departing Tue, Oct 15, returning Tue, Oct 22.Round-trip flight with United.Outbound direct flight with United departing from Chicago O'Hare International on Tue, Oct 15, arriving in Seattle / Tacoma International.Inbound direct flight with United ... fly for about 3.5 hours in the air. 6:30 pm (local time): Chicago O'Hare International (ORD) Chicago is 2 hours ahead of Seattle. so the time in Seattle is actually 4:30 pm. taxi on the runway for an average of 18 minutes to the gate. 6:48 pm (local time): arrive at the gate at ORD. deboard the plane, and claim any baggage.Apr 25, 2024 · Economy. See Latest Fare. Seattle (SEA) to. Chicago (ORD) 06/05/24 - 06/12/24. from. $199*. Updated: 2 hours ago. Round trip. On average, a flight to Chicago O'Hare Intl Airport costs $411. The cheapest price found on KAYAK in the last 2 weeks cost $33 and departed from Atlanta. The most popular routes on KAYAK are New York to Chicago O'Hare Intl Airport which costs $282 on average, and Boston to Chicago O'Hare Intl Airport, which costs $395 on average.Find flights to Chicago from $59. Fly from Seattle on Frontier, Alaska Airlines, Delta and more. Search for Chicago flights on KAYAK now to find the best deal. The flight time from Seattle to Chicago is 3 hours, 56 minutes. The time spent in the air is 3 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with United being the fastest taking 3 hours, 51 minutes, and Alaska the slowest taking 3 hours, 59 minutes. The flight time from Seattle to Chicago is 3 hours, 56 minutes. The time spent in the air is 3 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with United being the fastest taking 3 hours, 51 minutes, and Alaska the slowest taking 3 …$64 Cheap Flights from Seattle (SEA) to Chicago (MDW) Bundle Your Flight + Hotel & Save! Roundtrip. One-way. Multi-city. 1 traveler. Economy. Leaving from. Going to. …Disclaimer for Flight Radar Data. Flight AS353 from Chicago to Seattle is operated by Alaska Airlines. Scheduled time of departure from Chicago Ohare Intl is 17:46 CDT and scheduled time of arrival in Seattle Tacoma Intl is 20:23 PDT. The duration of the flight Alaska Airlines AS 353 is 4 hours 37 minutes.Cheap Flights from Seattle / Tacoma International to Chicago from £94 Return | Skyscanner. Return One way Multi-city. 25/04/2024. 02/05/2024. 1 adult, Economy. …The Boeing 737-800 is the aircraft model that flies most regularly on the Seattle to Chicago flight route. Which airline alliances offer flights from Seattle to Chicago? oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Seattle and Chicago, with oneworld being the most commonly used for this route. Seattle / Tacoma to Chicago Flights. Flights from SEA to ORD are operated 59 times a week, with an average of 8 flights per day. Departure times vary between 00:10 - 23:59. The earliest flight departs at 00:10, the last flight departs at 23:59. However, this depends on the date you are flying so please check with the full flight schedule above ... Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight..