All airlines flying from Chicago Midway (MDW) to Seattle-Tacoma (SEA).

Ad box here 7322741189 I FlightInfo Top Box

FLIGHT SCHEDULE
Direct Flights:
Sat 21:40 Chicago Midway (MDW) 00:15 Seattle-Tacoma (SEA) Southwest Airlines WN 3640 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-03-14 through 2026-04-04 The flight arrives 1 day after departure.
Sun 21:45 Chicago Midway (MDW) 00:20 Seattle-Tacoma (SEA) Southwest Airlines WN 3640 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-03-08 through 2026-04-05 The flight arrives 1 day after departure.
Mon,Thu,Fri 21:55 Chicago Midway (MDW) 00:30 Seattle-Tacoma (SEA) Southwest Airlines WN 3640 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-03-05 through 2026-04-06 The flight arrives 1 day after departure.
Sat 16:35 Chicago Midway (MDW) 19:05 Seattle-Tacoma (SEA) Southwest Airlines WN 4061 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2026-06-06 through 2026-08-01
Sat 21:00 Chicago Midway (MDW) 23:30 Seattle-Tacoma (SEA) Southwest Airlines WN 4144 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2026-06-06 through 2026-08-01
Sun 21:35 Chicago Midway (MDW) 00:05 Seattle-Tacoma (SEA) Southwest Airlines WN 4144 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2026-06-07 through 2026-08-02 The flight arrives 1 day after departure.
Tue,Wed 21:50 Chicago Midway (MDW) 00:20 Seattle-Tacoma (SEA) Southwest Airlines WN 4144 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2026-06-09 through 2026-07-29 The flight arrives 1 day after departure.
Mon,Thu,Fri 21:55 Chicago Midway (MDW) 00:25 Seattle-Tacoma (SEA) Southwest Airlines WN 4144 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2026-06-04 through 2026-08-03 The flight arrives 1 day after departure.
Sat 21:40 Chicago Midway (MDW) 00:15 Seattle-Tacoma (SEA) Southwest Airlines WN 4381 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Operates only on 2026-03-07 The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 13:55 Chicago Midway (MDW) 19:35 Seattle-Tacoma (SEA) Southwest Airlines WN 1394 1-stop Boeing 737-800 (73H) 7:40 Valid until 2026-01-03
Sun 10:05 Chicago Midway (MDW) 16:05 Seattle-Tacoma (SEA) Southwest Airlines WN 2305 1-stop Boeing 737 MAX 8 (7M8) 8:00 Effective 2026-04-12 through 2026-05-17
Sun 10:05 Chicago Midway (MDW) 16:05 Seattle-Tacoma (SEA) Southwest Airlines WN 2305 1-stop Boeing 737 MAX 8 (7M8) 8:00 Operates only on 2026-05-31

Ad flat here 8924483383 I FlightInfo Lower

Parallax here MDW-SEA

1 2

A domestic route departing from the Chicago Midway airport (MDW) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1728 miles, or 2781 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:25 and 4:45.

Return (SEA-MDW) flights

Feedback - Disclaimer - Privacy - new_base.html - DESKTOP - CACHE: False - LANG: en - IS_EU: False

All airlines flying from Chicago Midway (MDW) to Seattle-Tacoma (SEA).

Ad mobi flat here (320x100px) 9629219771 M FlightInfo Top Flat

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3640

21:40

Chicago Midway (MDW)

00:15(+1)

Seattle-Tacoma (SEA)

Effective 2026-03-14 through 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3640

21:45

Chicago Midway (MDW)

00:20(+1)

Seattle-Tacoma (SEA)

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3640

21:55

Chicago Midway (MDW)

00:30(+1)

Seattle-Tacoma (SEA)

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN4061

16:35

Chicago Midway (MDW)

19:05

Seattle-Tacoma (SEA)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4144

21:00

Chicago Midway (MDW)

23:30

Seattle-Tacoma (SEA)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4144

21:35

Chicago Midway (MDW)

00:05(+1)

Seattle-Tacoma (SEA)

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN4144

21:50

Chicago Midway (MDW)

00:20(+1)

Seattle-Tacoma (SEA)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN4144

21:55

Chicago Midway (MDW)

00:25(+1)

Seattle-Tacoma (SEA)

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN4381

21:40

Chicago Midway (MDW)

00:15(+1)

Seattle-Tacoma (SEA)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN1394

13:55

Chicago Midway (MDW)

19:35

Seattle-Tacoma (SEA)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:40, 1-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN2305

10:05

Chicago Midway (MDW)

16:05

Seattle-Tacoma (SEA)

Effective 2026-04-12 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 8:00, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN2305

10:05

Chicago Midway (MDW)

16:05

Seattle-Tacoma (SEA)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 8:00, 1-stop
Boeing 737 MAX 8 (7M8)

Ad mobi box here (300x250px) 6815354179 M FlightInfo Bottom Box

Parallax here MDW-SEA

prev Page 2 / 2

A domestic route departing from the Chicago Midway airport (MDW) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1728 miles, or 2781 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:25 and 4:45.

Return (SEA-MDW) flights

Feedback - Disclaimer - Privacy - new_base.html - MOBILE

- CACHE: False - LANG: en - IS_EU: False