Cheapest return flights from Boise to Seattle in February from $247

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

Return flights

27 Feb - 01 Mar Alaska Airlines direct
19 Feb - 26 Feb Delta direct

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

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