Cheapest return flights from Boise to Seattle in March from $87

AirHint found the following cheapest return flights from Boise (BOI) to Seattle (SEA) in March 2026 (see full year).

Return flights

26 Mar - 30 Mar Hawaiian Airlines direct
25 Mar - 28 Mar Alaska Airlines direct
11 Mar - 15 Mar Alaska Airlines direct
16 Mar - 16 Mar Delta direct
15 Mar - 16 Mar Frontier Airlines
03 Mar - 07 Mar Alaska Airlines direct
19 Mar - 22 Mar Hawaiian Airlines direct
16 Mar - 19 Mar Alaska Airlines direct

Also check the deals for one-way flights from Boise to Seattle in March.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Seattle

Cheap car rent in Seattle

Feel free to contact us with any feedback or request another flight research.