Flights from Washington to Boise

Cheapest flights from Washington

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jul 27 - Sun, Aug 3

DCA

Ronald Reagan Washington National

BOI

Boise

$494 Roundtrip, found 3 days ago

$494

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Jul 27 from Ronald Reagan Washington National to Boise, returning Sun, Aug 3, priced at $494 found 3 days ago

Sun, Jul 27 - Sat, Aug 2

DCA

Ronald Reagan Washington National

BOI

Boise

$896 Roundtrip, found 3 days ago

$896

Roundtrip

found 3 days ago

Select Delta flight, departing Sun, Jul 27 from Ronald Reagan Washington National to Boise, returning Sat, Aug 2, priced at $896 found 3 days ago

Sun, Jul 27 - Mon, Jul 28

IAD

Washington Dulles Intl.

BOI

Boise

$973 Roundtrip, found 3 days ago

$973

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Sun, Jul 27 from Washington Dulles Intl. to Boise, returning Mon, Jul 28, priced at $973 found 3 days ago