Airlines with flights from Chicago to Seattle
There are 6 airlines with scheduled flights between ORD and SEA. Alaska Airlines, American Airlines and 2 more carriers has non-stop flights from Chicago O'Hare to Seattle Airport and the flight time is 4 hours and 39 minutes.
Choose airline
Schedules
Non-stop with Alaska Airlines
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Total flight time: 4 hours and 39 minutes
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One World Alliance
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Seattle is a Alaska Airlines hub (Primary hub).
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42 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2Boeing 737-900 (winglets) Passenger/BBJ3Boeing 737MAX 9 PassengerBoeing 737MAX 8 Passenger
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with American Airlines
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Total flight time: 4 hours and 45 minutes
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One World Alliance
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Chicago is a American Airlines hub.
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41 flights per week
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Boeing 737-800 PassengerAirbus A321Boeing 737MAX 8 Passenger
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First class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with Delta Air Lines
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Total flight time: 4 hours and 40 minutes
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Sky Team Alliance
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Seattle is a Delta Air Lines hub.
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39 flights per week
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Boeing 737-800 PassengerBoeing 737-900 Passenger
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with United Airlines
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Total flight time: 4 hours and 42 minutes
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Chicago is a United Airlines hub (Largest hub ).
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35 flights per week
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Airbus A321neoBoeing 737MAX 9 PassengerBoeing 737MAX 8 Passenger
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-21
Via Minneapolis with Delta Air Lines
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Total flight time: 5h 58m - 8h 39m.
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Sky Team Alliance
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Seattle is a Delta Air Lines hub.
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73 flights per week
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Boeing 737-800 PassengerBoeing 737-900 Passenger
Flight
DL868
DL889
DL877
DL877
DL881
DL505
The timetable & schedule information was updated at 2026-04-21
Via Portland with Alaska Airlines
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Total flight time: 6h 14m - 8h 21m.
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One World Alliance
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Seattle is a Alaska Airlines hub (Primary hub).
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47 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2Boeing 737-900 (winglets) Passenger/BBJ3Boeing 737MAX 9 PassengerBoeing 737MAX 8 Passenger
Flight
AS3431
AS430
The timetable & schedule information was updated at 2026-04-21
Via Salt Lake City with Delta Air Lines
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Total flight time: 6h 19m - 9h 01m.
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Sky Team Alliance
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Seattle is a Delta Air Lines hub.
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76 flights per week
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Boeing 737-800 PassengerBoeing 737-900 Passenger
Flight
DL2995
DL871
DL2998
DL2998
The timetable & schedule information was updated at 2026-04-21
Via Minneapolis with Sun Country Airlines
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Total flight time: 6h 21m - 8h 09m.
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Low-cost airline
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12 flights per week
Flight
SY289
SY289
The timetable & schedule information was updated at 2026-04-21

There are 6 airlines with scheduled flights between ORD and SEA. Alaska Airlines, American Airlines and 2 more carriers has non-stop flights from Chicago O'Hare to Seattle Airport and the flight time is 4 hours and 39 minutes.
Via Denver with Southwest