Check Southwest Airlines WN3521 Flight Schedule
Stay Updated on your Southwest Airlines WN3521 flight status updates here
4h 30m
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Southwest AirlinesStart from
US$ 286.39
Price/ Pax
Please note that the prices listed on this page may not be up to date and subject to change without prior notice. We strive to provide the most accurate and current information.Flight Information Southwest Airlines WN3521
Today’s Flight
| Date | Departure | Arrival | Duration | Aircraft |
|---|---|---|---|---|
Monday 20 April 2026 | 10:35 Chicago Midway International Airport | 13:05 Seattle Tacoma International Airport | 4h 30m | Boeing 737-700 |
Upcoming Flight
| Date | Departure | Arrival | Duration | Aircraft |
|---|---|---|---|---|
Tuesday 21 April 2026 | 10:15 Chicago Midway International Airport | 12:45 Seattle Tacoma International Airport | 4h 30m | Boeing 737-700 |
Wednesday 22 April 2026 | 10:15 Chicago Midway International Airport | 12:45 Seattle Tacoma International Airport | 4h 30m | - |
Thursday 23 April 2026 | 10:35 Chicago Midway International Airport | 13:05 Seattle Tacoma International Airport | 4h 30m | - |
Friday 24 April 2026 | 10:35 Chicago Midway International Airport | 13:05 Seattle Tacoma International Airport | 4h 30m | Boeing 737-700 |