Cheap flights from Boise to Herron Island

View AU$121 flight on Sun, 31 Aug. 2025Opens in a new window

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Cheap Flights from Boise (BOI) to Herron Island (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Boise (BOI) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$117 - AU$302 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.