Cheap Flights to Washington County from $48

How much is the cheapest flight to Washington County?

Prices were available within the past 7 days and start at $48 for one-way flights and $88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 5 - Thu, Mar 5

DEN

Denver

BOI

Boise

$88 Roundtrip, found 2 days ago

$88

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 5 from Denver to Boise, returning Thu, Mar 5, priced at $88 found 2 days ago

Thu, Mar 12 - Wed, Mar 18

SEA

Seattle

BOI

Boise

$97 Roundtrip, just found

$97

Roundtrip

just found

Select Alaska Airlines flight, departing Thu, Mar 12 from Seattle to Boise, returning Wed, Mar 18, priced at $97 just found

Thu, Apr 23 - Sat, Apr 25

PHX

Phoenix

BOI

Boise

$116 Roundtrip, just found

$116

Roundtrip

just found

Select Delta flight, departing Thu, Apr 23 from Phoenix to Boise, returning Sat, Apr 25, priced at $116 just found

Fri, Apr 10 - Sun, Apr 12

LAS

Las Vegas

BOI

Boise

$137 Roundtrip, just found

$137

Roundtrip

just found

Select Southwest Airlines flight, departing Fri, Apr 10 from Las Vegas to Boise, returning Sun, Apr 12, priced at $137 just found

Sat, Mar 7 - Tue, Mar 10

PDX

Portland

BOI

Boise

$137 Roundtrip, found 13 hours ago

$137

Roundtrip

found 13 hours ago

Select Alaska Airlines flight, departing Sat, Mar 7 from Portland to Boise, returning Tue, Mar 10, priced at $137 found 13 hours ago

Wed, Apr 29 - Wed, May 13

ONT

Ontario

BOI

Boise

$137 Roundtrip, found 5 hours ago

$137

Roundtrip

found 5 hours ago

Select Alaska Airlines flight, departing Wed, Apr 29 from Ontario to Boise, returning Wed, May 13, priced at $137 found 5 hours ago

Tue, May 5 - Wed, May 13

SMF

Sacramento

BOI

Boise

$147 Roundtrip, found 1 hour ago

$147

Roundtrip

found 1 hour ago

Select Alaska Airlines flight, departing Tue, May 5 from Sacramento to Boise, returning Wed, May 13, priced at $147 found 1 hour ago

Sat, Jun 27 - Sun, Jun 28

GEG

Spokane

BOI

Boise

$157 Roundtrip, found 3 days ago

$157

Roundtrip

found 3 days ago

Select Bargain Flight flight, departing Sat, Jun 27 from Spokane to Boise, returning Sun, Jun 28, priced at $157 found 3 days ago

Tue, May 19 - Wed, May 20

SFO

San Francisco

BOI

Boise

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Bargain Flight flight, departing Tue, May 19 from San Francisco to Boise, returning Wed, May 20, priced at $157 found 1 day ago

Wed, May 6 - Tue, May 12

LAX

Los Angeles

BOI

Boise

$157 Roundtrip, found 1 hour ago

$157

Roundtrip

found 1 hour ago

Select Bargain Flight flight, departing Wed, May 6 from Los Angeles to Boise, returning Tue, May 12, priced at $157 found 1 hour ago