AS3400 BoiseBOI · 07:30 SpokaneGEG · 07:43
AS3400 by Alaska Airlines flies from Boise (BOI) to Spokane (GEG).
scheduled from BOI
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOI and GEG are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Boise to Spokane flights today
same route · Alaska AirlinesIf AS3400 is cancelled, these are the other Alaska Airlines nonstop flights from Boise to Spokane on the same day, with scheduled departure times in BOI local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS3400 actually runs
Pro Flight Search has tracked every published board update for AS3400 across the BOI and GEG boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed +104 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AS3400 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N187SY, N405SY.
Board clocks recorded as BOI and GEG published them.
Planning around AS3400? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — AS3400 Boise to Spokane on-time performance, measured from the BOI and GEG airport boards.
https://proflightsearch.com/flight/AS3400
.