Cheap Flights from Boise to Seattle
Boise Airport (BOI) to Seattle is about 400 miles by air. Nonstop flights are scheduled at 1 hour 15 minutes to 1 hour 30 minutes, depending on airline and direction. The airport lists Alaska and Delta nonstop service from BOI to SEA. Check the actual schedule before planning a day trip.
Boise to Seattle route facts
- Distance from BOI: about 400 miles by air
- Nonstop service: yes, see airlines below
- Typical nonstop flight time: 1 hour 15 minutes to 1 hour 30 minutes
- Destination airport: SEA
Airports and service
The airport lists Alaska and Delta nonstop service from BOI to SEA. Check the actual schedule before planning a day trip.
Compare the whole trip
Compare arrival and return times, not just the fare. Leave room for the trip between Sea-Tac and downtown, and check the final train or bus service if arriving late.
Boise to Seattle flight questions
How long is the flight from Boise to Seattle?
Nonstop flights from Boise (BOI) to Seattle are typically scheduled at 1 hour 15 minutes to 1 hour 30 minutes. The route is about 400 miles. Check the airline timetable for your travel date.
Are there direct flights from Boise to Seattle?
Yes. The airport lists Alaska and Delta nonstop service from BOI to SEA. Check the actual schedule before planning a day trip. Schedules and operating days change by season, so confirm the current timetable with the airline before booking.
Which airport should I fly into for Seattle?
SEA. Compare arrival and return times, not just the fare. Leave room for the trip between Sea-Tac and downtown, and check the final train or bus service if arriving late.
How much do flights from Boise to Seattle cost?
Fares change with dates, airline and how far ahead you book, so Boise Travel Club does not publish a guaranteed price. Current checked offers appear on this page when available, and the Boise Fare Index reports the median and lowest economy fares we have recorded on monitored routes. Confirm the final total with the provider.
Route guidance checked 2026-09-29. Source: Boise Airport nonstop destination list. Confirm current dates with the airline.
Read the planning guide, see current Boise deals, check the Boise Fare Index for what this route usually costs, or read how vacation packages from Boise work. If no current offer is available, set an alert for your destination.
Boise Travel Club helps Treasure Valley travelers find flight deals from BOI. Join free, compare memberships or explore destination guides. Recorded prices can change; the provider confirms your final total.