Flights from Phoenix to Gaithersburg

Cheapest flights from Phoenix

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.

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$194 Roundtrip, found 1 day ago

$194

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $194 found 1 day ago

Tue, Jul 8 - Fri, Jul 11

PHX

Sky Harbor Intl.

IAD

Washington Dulles Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Sky Harbor Intl. to Washington Dulles Intl., returning Fri, Jul 11, priced at $210 found 1 day ago

Sat, Jul 12 - Tue, Jul 15

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Tue, Jul 15, priced at $210 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $227 found 1 day ago

Thu, Jul 10 - Thu, Jul 24

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$229 Roundtrip, found 1 day ago

$229

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Jul 24, priced at $229 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $247 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $248 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$252 Roundtrip, found 1 day ago

$252

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $252 found 1 day ago

Tue, Sep 16 - Sat, Sep 20

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$258 Roundtrip, found 3 days ago

$258

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 16 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Sat, Sep 20, priced at $258 found 3 days ago

Thu, Jul 10 - Thu, Jul 24

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$262 Roundtrip, found 1 day ago

$262

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Jul 24, priced at $262 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$272 Roundtrip, found 1 day ago

$272

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $272 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Jul 14, priced at $277 found 1 day ago

Tue, Aug 5 - Tue, Aug 12

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$277 Roundtrip, found 3 days ago

$277

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Aug 5 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Tue, Aug 12, priced at $277 found 3 days ago

Mon, Sep 15 - Sat, Sep 20

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$277 Roundtrip, found 3 days ago

$277

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Mon, Sep 15 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Sat, Sep 20, priced at $277 found 3 days ago

Sat, Jul 12 - Tue, Jul 22

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$280 Roundtrip, found 1 day ago

$280

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Tue, Jul 22, priced at $280 found 1 day ago

Thu, Jul 10 - Thu, Jul 24

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$282 Roundtrip, found 1 day ago

$282

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Jul 24, priced at $282 found 1 day ago

Thu, Jul 10 - Thu, Jul 24

PHX

Sky Harbor Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$283 Roundtrip, found 1 day ago

$283

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Jul 24, priced at $283 found 1 day ago

Wed, Sep 17 - Sun, Sep 21

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$288 Roundtrip, found 3 days ago

$288

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Wed, Sep 17 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Sun, Sep 21, priced at $288 found 3 days ago

Wed, Sep 17 - Sun, Sep 21

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$289 Roundtrip, found 3 days ago

$289

Roundtrip

found 3 days ago

Select United flight, departing Wed, Sep 17 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Sun, Sep 21, priced at $289 found 3 days ago

Thu, Jul 10 - Mon, Jul 14

PHX

Sky Harbor Intl.

DCA

Ronald Reagan Washington National

$299 Roundtrip, found 1 day ago

$299

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Ronald Reagan Washington National, returning Mon, Jul 14, priced at $299 found 1 day ago