Boise, Idaho, USA Downtown Cityscape

$340 Cheap American Airlines flights Seattle (SEA) to Boise (BOI)

View $340 flight on Tue, Sep 1, 2026Opens in a new window

$340 Cheap American Airlines flights Seattle (SEA) to Boise (BOI)

Prices were available within the past 7 days and start at $340 for one-way flights and $959 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jun 25 - Tue, Jun 30
SEA
Seattle
BOI
Boise
$959 Roundtrip, found 15 hours ago
$959
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, Jun 25 from Seattle to Boise, returning Tue, Jun 30, priced at $959 found 15 hours ago

Alternative airports near Boise

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Boise Airport BOI. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $337
BOI
Boise Airport
CheapestClosest
Average driving time to city center8 min
Flights from $337

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
636 km
Average flight time
2 hours 30 mins

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