Flights from Washington to Basque Block

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.

Tue, Jul 8 - Tue, Jul 22

IAD

Washington Dulles Intl.

BOI

Boise

$275 Roundtrip, found 1 day ago

$275

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Tue, Jul 22, priced at $275 found 1 day ago

Tue, Jul 8 - Sat, Jul 26

IAD

Washington Dulles Intl.

BOI

Boise

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Sat, Jul 26, priced at $277 found 1 day ago

Tue, Aug 26 - Sat, Aug 30

DCA

Ronald Reagan Washington National

BOI

Boise

$279 Roundtrip, found 5 days ago

$279

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Ronald Reagan Washington National to Boise, returning Sat, Aug 30, priced at $279 found 5 days ago

Tue, Jul 8 - Fri, Jul 18

IAD

Washington Dulles Intl.

BOI

Boise

$285 Roundtrip, found 1 day ago

$285

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Fri, Jul 18, priced at $285 found 1 day ago

Tue, Aug 26 - Wed, Aug 27

DCA

Ronald Reagan Washington National

BOI

Boise

$291 Roundtrip, found 5 days ago

$291

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Ronald Reagan Washington National to Boise, returning Wed, Aug 27, priced at $291 found 5 days ago

Wed, Jul 9 - Tue, Jul 22

IAD

Washington Dulles Intl.

BOI

Boise

$300 Roundtrip, found 1 day ago

$300

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Jul 9 from Washington Dulles Intl. to Boise, returning Tue, Jul 22, priced at $300 found 1 day ago

Sat, Aug 23 - Fri, Aug 29

DCA

Ronald Reagan Washington National

BOI

Boise

$301 Roundtrip, found 5 days ago

$301

Roundtrip

found 5 days ago

Select United flight, departing Sat, Aug 23 from Ronald Reagan Washington National to Boise, returning Fri, Aug 29, priced at $301 found 5 days ago

Sat, Aug 23 - Tue, Aug 26

DCA

Ronald Reagan Washington National

BOI

Boise

$301 Roundtrip, found 5 days ago

$301

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Aug 23 from Ronald Reagan Washington National to Boise, returning Tue, Aug 26, priced at $301 found 5 days ago

Tue, Jul 8 - Mon, Jul 21

IAD

Washington Dulles Intl.

BOI

Boise

$306 Roundtrip, found 1 day ago

$306

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Mon, Jul 21, priced at $306 found 1 day ago

Sat, Jul 5 - Tue, Jul 22

IAD

Washington Dulles Intl.

BOI

Boise

$310 Roundtrip, found 1 day ago

$310

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Tue, Jul 22, priced at $310 found 1 day ago

Thu, Jul 10 - Wed, Jul 23

IAD

Washington Dulles Intl.

BOI

Boise

$318 Roundtrip, found 1 day ago

$318

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jul 10 from Washington Dulles Intl. to Boise, returning Wed, Jul 23, priced at $318 found 1 day ago

Sat, Jul 5 - Fri, Jul 18

IAD

Washington Dulles Intl.

BOI

Boise

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Fri, Jul 18, priced at $320 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

IAD

Washington Dulles Intl.

BOI

Boise

$323 Roundtrip, found 1 day ago

$323

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Sat, Jul 19, priced at $323 found 1 day ago

Tue, Jul 8 - Mon, Jul 21

IAD

Washington Dulles Intl.

BOI

Boise

$335 Roundtrip, found 1 day ago

$335

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Mon, Jul 21, priced at $335 found 1 day ago

Wed, Jul 9 - Tue, Jul 22

IAD

Washington Dulles Intl.

BOI

Boise

$341 Roundtrip, found 1 day ago

$341

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 9 from Washington Dulles Intl. to Boise, returning Tue, Jul 22, priced at $341 found 1 day ago

Thu, Jul 10 - Wed, Jul 23

IAD

Washington Dulles Intl.

BOI

Boise

$344 Roundtrip, found 1 day ago

$344

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jul 10 from Washington Dulles Intl. to Boise, returning Wed, Jul 23, priced at $344 found 1 day ago

Wed, Jul 9 - Tue, Jul 22

IAD

Washington Dulles Intl.

BOI

Boise

$346 Roundtrip, found 1 day ago

$346

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 9 from Washington Dulles Intl. to Boise, returning Tue, Jul 22, priced at $346 found 1 day ago

Thu, Jul 10 - Wed, Jul 23

IAD

Washington Dulles Intl.

BOI

Boise

$350 Roundtrip, found 1 day ago

$350

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, Jul 10 from Washington Dulles Intl. to Boise, returning Wed, Jul 23, priced at $350 found 1 day ago

Sat, Aug 23 - Fri, Aug 29

DCA

Ronald Reagan Washington National

BOI

Boise

$358 Roundtrip, found 5 days ago

$358

Roundtrip

found 5 days ago

Select United flight, departing Sat, Aug 23 from Ronald Reagan Washington National to Boise, returning Fri, Aug 29, priced at $358 found 5 days ago

Sat, Aug 23 - Fri, Aug 29

DCA

Ronald Reagan Washington National

BOI

Boise

$360 Roundtrip, found 5 days ago

$360

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Aug 23 from Ronald Reagan Washington National to Boise, returning Fri, Aug 29, priced at $360 found 5 days ago