Generally the best time to book Boise to Seattle flights is two months in advance. And the cheapest days to fly are Tuesdays, Wednesdays, and Saturdays. Sunday is the most expensive.
There are 94 direct flights from Boise to Seattle.
Alaska Airlines provides 63 of the non-stop flights between Boise and Seattle.
|Airlines flying this route:||Alaska Airlines Delta Air Lines Korean Air|
|Airports in Boise:||Boise Air Terminal|
|Airports in Seattle:||Seattle-Tacoma International Airport King County (Boeing Field) International Airport|
|Average duration of direct flights:||1h39m|