Airlines with flights from Chicago to Seattle
There are two airlines with scheduled flights between MDW and SEA. Southwest is the only airline with non-stop flights from Midway International Airport to Seattle Airport and the flight time is 4 hours and 35 minutes.
Choose airline
Schedules
Non-stop with Southwest Airlines
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Total flight time: 4 hours and 35 minutes
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Low-cost airline
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Chicago is a Southwest Airlines focus city (Operating base).
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24 flights per week
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Boeing 737MAX 8 PassengerBoeing 737-700 Passenger (Scimitar Winglets)
MDW
Direct
SEA
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN1155
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----
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----
----
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09:55
WN1876
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10:20
10:20
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----
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WN2231
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----
----
----
----
10:20
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WN1340
10:40
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----
10:40
10:40
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WN4061
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----
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----
16:40
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WN636
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17:05
17:05
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----
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WN2890
17:15
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----
17:15
17:15
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----
WN4144
22:00
21:50
21:50
22:00
22:00
21:00
----
WN1838
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----
----
----
----
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21:35
The timetable & schedule information was updated at 2026-04-21
Via Minneapolis with Delta Air Lines
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Total flight time: 6h 05m - 8h 30m.
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Sky Team Alliance
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Seattle is a Delta Air Lines hub.
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47 flights per week
MDW
Via MSP
SEA
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL4713
DL505
DL505
19:16
19:16
19:16
19:16
19:16
18:55
19:16
The timetable & schedule information was updated at 2026-04-21
Via Denver with Southwest Airlines
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Total flight time: 6h 10m - 11h 35m.
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Low-cost airline
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Chicago is a Southwest Airlines focus city (Operating base).
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133 flights per week
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Boeing 737MAX 8 PassengerBoeing 737-700 Passenger (Scimitar Winglets)
MDW
Via DEN
SEA
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2989
WN1713
WN1713
05:15
05:30
05:30
05:15
05:15
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05:25
WN2989
WN1780
WN1780
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----
----
----
----
05:25
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WN2765
WN1739
WN1739
06:45
----
----
06:45
06:45
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----
WN2765
WN3051
WN3051
----
07:00
07:00
----
----
----
----
WN2765
WN4130
WN4130
----
----
----
----
----
07:20
----
WN1267
WN3051
WN3051
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----
----
----
----
----
08:00
WN1866
WN3051
WN3051
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----
----
----
----
----
08:50
WN1102
WN4130
WN4130
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09:00
09:00
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----
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----
WN2654
WN4130
WN4130
09:55
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----
09:55
09:55
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WN2733
WN3051
WN3051
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----
----
----
----
----
10:10
WN2960
WN4030
WN4030
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----
----
----
----
----
11:45
WN1331
WN1716
WN1716
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----
----
----
----
12:50
----
WN4450
WN1716
WN1716
13:10
----
----
13:10
13:10
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----
WN2768
WN4030
WN4030
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----
----
----
----
----
13:25
WN2142
WN760
WN760
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----
----
----
----
----
13:45
WN2768
WN1716
WN1716
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----
----
----
----
14:15
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WN2766
WN1716
WN1716
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14:45
14:45
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----
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----
WN2769
WN760
WN760
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----
----
----
----
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15:25
WN4450
WN3856
WN3856
----
----
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----
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15:30
WN2769
WN1716
WN1716
16:15
----
----
16:15
16:15
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WN1893
WN3856
WN3856
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----
----
----
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16:35
WN2844
WN3856
WN3856
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----
----
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17:10
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WN481
WN3856
WN3856
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----
----
----
----
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17:20
WN2675
WN3856
WN3856
----
18:00
18:00
----
----
----
----
WN1497
WN3856
WN3856
18:00
----
----
18:00
18:00
----
----
The timetable & schedule information was updated at 2026-04-21
Via Detroit with Delta Air Lines
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Total flight time: 6h 50m - 9h 10m.
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Sky Team Alliance
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Seattle is a Delta Air Lines hub.
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75 flights per week
MDW
Via DTW
SEA
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL4674
DL728
DL728
09:17
09:17
09:17
09:17
09:17
09:17
09:17
DL4688
DL944
DL944
13:16
13:16
13:16
13:16
13:16
13:16
13:16
The timetable & schedule information was updated at 2026-04-21
Via Saint Louis with Southwest Airlines
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Total flight time: 6h 10m - 8h 10m.
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Low-cost airline
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Chicago is a Southwest Airlines focus city (Operating base).
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9 flights per week
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Boeing 737MAX 8 PassengerBoeing 737-700 Passenger (Scimitar Winglets)
MDW
Via STL
SEA
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2900
WN5109
WN5109
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07:50
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WN2900
WN3981
WN3981
07:50
08:20
08:20
07:50
----
08:05
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WN2901
WN3981
WN3981
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10:00
10:00
----
----
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10:05
The timetable & schedule information was updated at 2026-04-21

There are two airlines with scheduled flights between MDW and SEA. Southwest is the only airline with non-stop flights from Midway International Airport to Seattle Airport and the flight time is 4 hours and 35 minutes.