Cheapest return flights from Boise to Seattle in June from $218

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

Return flights

11 Jun - 18 Jun Delta direct
12 Jun - 19 Jun Delta direct
14 Jun - 21 Jun Delta direct
15 Jun - 22 Jun Delta direct
17 Jun - 24 Jun Delta direct

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

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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.

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