WS 3750 then DL 1880 at Seattle
Calgary → Seattle → Spokane
Timetable, Seattle time
13:40WS 3750 from Calgary at the gate
19:55DL 1880 to Spokane leaves the gate
6 h 15 apart on the timetable
Today
From the airport’s board at 09:01 Seattle time
13:40WS 3750 due at the gate, no estimate yet
19:55DL 1880 due to leave, no estimate yet
6 h 15 between the gates, on these times
Seattle’s board gives a departure time for only about 57% of its flights, so many days show no gate time.
The last days
WS 3750 and DL 1880 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.