Check Alaska Airlines AS378 Flight Schedule
Stay Updated on your Alaska Airlines AS378 flight status updates here
5h 7m
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Today’s Flight
| Date | Departure | Arrival | Duration | Aircraft |
|---|---|---|---|---|
Friday 12 December 2025 | 10:09 Seattle Tacoma International Airport | 18:16 Baltimore Washington International Thurgood Marshall Airport | 5h 7m | - |
Upcoming Flight
| Date | Departure | Arrival | Duration | Aircraft |
|---|---|---|---|---|
Sunday 14 December 2025 | 10:09 Seattle Tacoma International Airport | 18:16 Baltimore Washington International Thurgood Marshall Airport | 5h 7m | - |
Wednesday 17 December 2025 | 10:09 Seattle Tacoma International Airport | 18:16 Baltimore Washington International Thurgood Marshall Airport | 5h 7m | - |
Thursday 18 December 2025 | 09:54 Seattle Tacoma International Airport | 18:00 Baltimore Washington International Thurgood Marshall Airport | 5h 6m | - |
Friday 19 December 2025 | 09:54 Seattle Tacoma International Airport | 18:00 Baltimore Washington International Thurgood Marshall Airport | 5h 6m | - |