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Seattle-Tacoma International Airport to O'Hare International Airport flight
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Cheap Flight Deals from Seattle-Tacoma International Airport to O'Hare International Airport

Search for flights from Seattle to Chicago and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • SEA14:55
        8h 1m
        1 stop
        ORD00:56
        Seattle - Chicago|Sat, May 11|Frontier Airlines
        NZD 74NZD 129
        42% OFF
        42% OFF
        NZD 129NZD 74
      • SEA14:55
        8h 1m
        1 stop
        ORD00:56
        Seattle - Chicago|Sat, May 4|Frontier Airlines
        NZD 80NZD 129
        38% OFF
        38% OFF
        NZD 129NZD 80
      • SEA23:34
        4h 6m
        Direct
        ORD05:40
        Seattle - Chicago|Tue, May 28|Alaska Airlines
        NZD 87NZD 129
        33% OFF
        33% OFF
        NZD 129NZD 87
      • SEA17:58
        4h
        Direct
        ORD23:58
        Seattle - Chicago|Sat, May 4|Alaska Airlines
        NZD 88
        NZD 88
      • SEA17:58
        4h
        Direct
        ORD23:58
        Seattle - Chicago|Thu, May 2|Alaska Airlines
        NZD 90
        NZD 90
      • SEA17:58
        4h
        Direct
        ORD23:58
        Seattle - Chicago|Sat, May 11|Alaska Airlines
        NZD 90
        NZD 90
      • SEA23:46
        3h 59m
        Direct
        ORD05:45
        Seattle - Chicago|Fri, May 3|Alaska Airlines
        NZD 91
        NZD 91
      • SEA17:45
        4h 4m
        Direct
        ORD23:49
        Seattle - Chicago|Thu, May 30|Alaska Airlines
        NZD 92
        NZD 92
      • SEA17:45
        4h 4m
        Direct
        ORD23:49
        Seattle - Chicago|Wed, May 22|Alaska Airlines
        NZD 93
        NZD 93
      • SEA12:14
        4h 15m
        Direct
        ORD18:29
        Seattle - Chicago|Fri, May 31|Alaska Airlines
        NZD 93
        NZD 93
      • SEA13:00
        3h 5m
        Direct
        ORD14:00
        Seattle - Chicago|Tue, May 7|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Seattle-Tacoma International Airport to O'Hare International Airport

See which airlines fly from Seattle to Chicago. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

United Airlines
From NZD 152
Sun Country Airlines
From NZD 171
Frontier Airlines
From NZD 240
Jetblue Airways
From NZD 240
Southwest Airlines
From NZD 249
Alaska Airlines
From NZD 308
Spirit Airlines
From NZD 503
Delta Air Lines
From NZD 532
American Airlines
From NZD 619
Air Canada
From NZD 1,169
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Seattle to Chicago

Explore other flights from Seattle to Chicago to find the best alternative options.

  • Cheapest
    Frontier Airlines
    SEA
    21:35
    12h 3m
    1 transfer
    MDW
    11:38
    Seattle-Tacoma International Airport - Midway International Airport
    Tue, May 7Frontier Airlines
    NZD 132
  • Frontier Airlines
    SEA
    21:35
    12h 3m
    1 transfer
    MDW
    11:38
    Seattle-Tacoma International Airport - Midway International Airport
    Tue, May 7Frontier Airlines
    NZD 132
    Find More Flights
Flight Schedule from Seattle-Tacoma International Airport to O'Hare International Airport

Check the schedule for flights from Seattle to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS408

    Alaska Airlines

    06:07

    SEA

    4.1h

    Direct

    12:13

    ORD

    SMTWTFS
    Search

  2. DL1189

    Delta Air Lines

    07:24

    SEA

    4.2h

    Direct

    13:34

    ORD

    -M-----
    Search

  3. AS352

    Alaska Airlines

    10:50

    SEA

    4.1h

    Direct

    16:54

    ORD

    SMTWTFS
    Search

  4. AS410

    Alaska Airlines

    12:20

    SEA

    4.1h

    Direct

    18:26

    ORD

    S-TWT-S
    Search

  5. AS538

    Alaska Airlines

    17:40

    SEA

    4.0h

    Direct

    23:39

    ORD

    SMTWTFS
    Search

  6. DL1074

    Delta Air Lines

    18:00

    SEA

    4.1h

    Direct

    00:06

    ORD

    -M-----
    Search

  7. DL1663

    Delta Air Lines

    18:00

    SEA

    4.0h

    Direct

    23:58

    ORD

    S-TWTFS
    Search

  8. AS328

    Alaska Airlines

    22:45

    SEA

    3.9h

    Direct

    04:40

    ORD

    SMTWTFS
    Search

  9. AA2368

    American Airlines

    22:54

    SEA

    4.2h

    Direct

    05:05

    ORD

    --TWTFS
    Search

  10. AA1181

    American Airlines

    23:59

    SEA

    4.2h

    Direct

    06:11

    ORD

    SM-----
    Search
Find more flights and airlines

Seattle-Tacoma International Airport to O'Hare International Airport Flights Info

Flight distance2,764.37km
Cheapest one-way ticket priceNZD 74
Cheapest return ticket priceNZD 177

FAQs for Seattle-Tacoma International Airport to O'Hare International Airport Flights

  • How long is a flight from Seattle-Tacoma International Airport to O'Hare International Airport?

    It takes around 4 hours 10 minutes to fly from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD).

  • How many daily flights are there from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD)?

    There are around 16 daily flights from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD).

  • When are flight tickets from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD) the cheapest?

    Tickets cost around NZD 204 in June, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD) most expensive?

    The route from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around NZD 280 in July, the most expensive month to book this route.

  • What time does the earliest flight from Seattle-Tacoma International Airport to O'Hare International Airport depart?

    The earliest flight departs from Seattle-Tacoma International Airport (SEA) at 05:10 and arrives in O'Hare International Airport (ORD) at 11:10.

  • What time does the latest flight from Seattle-Tacoma International Airport to O'Hare International Airport depart?

    The latest flight departs from Seattle-Tacoma International Airport (SEA) at 18:00 and arrives in O'Hare International Airport (ORD) at 23:56.

  • What is the transportation method from the main airport to downtown in Chicago?

    • The distance from O'Hare International Airport to downtown is about 25km. It takes about 40 minutes by taxi.
    • The distance from Midway International Airport to downtown is about 14km. It takes about 30 minutes by taxi.

  • What's the closest airport to O'Hare International Airport (ORD)?

    The closest airport to O'Hare International Airport (ORD) is Midway International Airport. The distance is around 25km.

  • Which airline operates the most direct flights from Seattle-Tacoma International Airport (SEA) to O'Hare International Airport (ORD)?

    Alaska Airlines is a very popular airline operating an average of 5835 flights per month.

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