Flights from Washington to Mountain Home

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 15 - Tue, Jul 29

IAD

Washington Dulles Intl.

BOI

Boise

$211 Roundtrip, found 3 days ago

$211

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jul 15 from Washington Dulles Intl. to Boise, returning Tue, Jul 29, priced at $211 found 3 days ago

Sat, Jul 5 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $227 found 3 days ago

Tue, Jul 15 - Mon, Jul 28

IAD

Washington Dulles Intl.

BOI

Boise

$243 Roundtrip, found 3 days ago

$243

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jul 15 from Washington Dulles Intl. to Boise, returning Mon, Jul 28, priced at $243 found 3 days ago

Sat, Jul 5 - Mon, Jul 14

IAD

Washington Dulles Intl.

BOI

Boise

$259 Roundtrip, found 3 days ago

$259

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Mon, Jul 14, priced at $259 found 3 days ago

Sat, Jul 5 - Fri, Jul 18

IAD

Washington Dulles Intl.

BOI

Boise

$275 Roundtrip, found 3 days ago

$275

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Fri, Jul 18, priced at $275 found 3 days ago

Fri, Jul 4 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$302 Roundtrip, found 1 day ago

$302

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 4 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $302 found 1 day ago

Fri, Jul 4 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Jul 4 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $307 found 1 day ago

Fri, Jul 4 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$317 Roundtrip, found 1 day ago

$317

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 4 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $317 found 1 day ago

Wed, Jul 9 - Wed, Jul 23

IAD

Washington Dulles Intl.

BOI

Boise

$318 Roundtrip, found 3 days ago

$318

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Wed, Jul 9 from Washington Dulles Intl. to Boise, returning Wed, Jul 23, priced at $318 found 3 days ago

Fri, Jul 4 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$322 Roundtrip, found 1 day ago

$322

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 4 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $322 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$325 Roundtrip, found 3 days ago

$325

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jul 8 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $325 found 3 days ago

Tue, Jul 15 - Tue, Jul 29

IAD

Washington Dulles Intl.

BOI

Boise

$334 Roundtrip, found 3 days ago

$334

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jul 15 from Washington Dulles Intl. to Boise, returning Tue, Jul 29, priced at $334 found 3 days ago

Fri, Jul 4 - Tue, Jul 15

IAD

Washington Dulles Intl.

BOI

Boise

$335 Roundtrip, found 1 day ago

$335

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 4 from Washington Dulles Intl. to Boise, returning Tue, Jul 15, priced at $335 found 1 day ago

Tue, Jul 15 - Tue, Jul 29

IAD

Washington Dulles Intl.

BOI

Boise

$339 Roundtrip, found 3 days ago

$339

Roundtrip

found 3 days ago

Select American Airlines flight, departing Tue, Jul 15 from Washington Dulles Intl. to Boise, returning Tue, Jul 29, priced at $339 found 3 days ago

Sat, Jul 5 - Sat, Jul 19

IAD

Washington Dulles Intl.

BOI

Boise

$341 Roundtrip, found 3 days ago

$341

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Sat, Jul 19, priced at $341 found 3 days ago

Sat, Jul 5 - Wed, Jul 16

IAD

Washington Dulles Intl.

BOI

Boise

$342 Roundtrip, found 1 day ago

$342

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Wed, Jul 16, priced at $342 found 1 day ago

Wed, Jul 9 - Sat, Jul 26

IAD

Washington Dulles Intl.

BOI

Boise

$344 Roundtrip, found 3 days ago

$344

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Wed, Jul 9 from Washington Dulles Intl. to Boise, returning Sat, Jul 26, priced at $344 found 3 days ago

Sat, Jul 5 - Wed, Jul 16

IAD

Washington Dulles Intl.

BOI

Boise

$347 Roundtrip, found 1 day ago

$347

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Jul 5 from Washington Dulles Intl. to Boise, returning Wed, Jul 16, priced at $347 found 1 day ago

Sat, Jun 14 - Sun, Jun 29

BWI

Baltimore Washington Intl. Thurgood Marshall

BOI

Boise

$374 Roundtrip, found 5 days ago

$374

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Baltimore Washington Intl. Thurgood Marshall to Boise, returning Sun, Jun 29, priced at $374 found 5 days ago

Sun, Jun 15 - Mon, Jun 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOI

Boise

$485 Roundtrip, found 5 days ago

$485

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jun 15 from Baltimore Washington Intl. Thurgood Marshall to Boise, returning Mon, Jun 30, priced at $485 found 5 days ago