Flights from Las Vegas to Washington

Cheapest flights from Las Vegas

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, Aug 12 - Wed, Aug 13

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$154 Roundtrip, found 2 days ago

$154

Roundtrip

found 2 days ago

Select United flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, Aug 13, priced at $154 found 2 days ago

Tue, Jul 8 - Sun, Jul 13

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$158 Roundtrip, found 21 hours ago

$158

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Jul 13, priced at $158 found 21 hours ago

Tue, Aug 12 - Sat, Aug 16

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$159 Roundtrip, found 2 days ago

$159

Roundtrip

found 2 days ago

Select United flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $159 found 2 days ago

Tue, Aug 12 - Wed, Aug 13

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$163 Roundtrip, found 2 days ago

$163

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, Aug 13, priced at $163 found 2 days ago

Tue, Aug 12 - Sat, Aug 16

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$164 Roundtrip, found 2 days ago

$164

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $164 found 2 days ago

Tue, Aug 12 - Sun, Aug 17

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$168 Roundtrip, found 2 days ago

$168

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Aug 17, priced at $168 found 2 days ago

Tue, Aug 26 - Wed, Sep 3

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$169 Roundtrip, found 13 hours ago

$169

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Tue, Aug 26 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Sep 3, priced at $169 found 13 hours ago

Tue, Aug 26 - Thu, Sep 4

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$171 Roundtrip, found 13 hours ago

$171

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Tue, Aug 26 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Sep 4, priced at $171 found 13 hours ago

Mon, Jul 28 - Tue, Aug 5

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$172 Roundtrip, found 1 day ago

$172

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Jul 28 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Tue, Aug 5, priced at $172 found 1 day ago

Mon, Jul 7 - Wed, Jul 9

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$178 Roundtrip, found 21 hours ago

$178

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Mon, Jul 7 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, Jul 9, priced at $178 found 21 hours ago

Mon, Aug 25 - Wed, Sep 3

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$179 Roundtrip, found 13 hours ago

$179

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Sep 3, priced at $179 found 13 hours ago

Fri, Aug 29 - Wed, Sep 3

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$181 Roundtrip, found 13 hours ago

$181

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Fri, Aug 29 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Sep 3, priced at $181 found 13 hours ago

Fri, Aug 29 - Thu, Sep 4

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$182 Roundtrip, found 13 hours ago

$182

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Fri, Aug 29 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Sep 4, priced at $182 found 13 hours ago

Fri, Aug 29 - Sat, Aug 30

LAS

Harry Reid Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$187 Roundtrip, found 13 hours ago

$187

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Fri, Aug 29 from Harry Reid Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $187 found 13 hours ago

Mon, Jul 7 - Sun, Jul 13

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$188 Roundtrip, found 21 hours ago

$188

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Mon, Jul 7 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Jul 13, priced at $188 found 21 hours ago

Wed, Aug 13 - Thu, Aug 14

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$228 Roundtrip, found 2 days ago

$228

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Wed, Aug 13 from Harry Reid Intl. to Washington Dulles Intl., returning Thu, Aug 14, priced at $228 found 2 days ago

Wed, Jul 9 - Wed, Jul 9

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$251 Roundtrip, found 21 hours ago

$251

Roundtrip

found 21 hours ago

Select Delta flight, departing Wed, Jul 9 from Harry Reid Intl. to Ronald Reagan Washington National, returning Wed, Jul 9, priced at $251 found 21 hours ago

Tue, Aug 12 - Wed, Aug 13

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$309 Roundtrip, found 2 days ago

$309

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Aug 12 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, Aug 13, priced at $309 found 2 days ago

Tue, Jul 8 - Thu, Jul 10

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$313 Roundtrip, found 21 hours ago

$313

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Tue, Jul 8 from Harry Reid Intl. to Ronald Reagan Washington National, returning Thu, Jul 10, priced at $313 found 21 hours ago

Tue, Jul 8 - Thu, Jul 10

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$452 Roundtrip, found 21 hours ago

$452

Roundtrip

found 21 hours ago

Select JetBlue Airways flight, departing Tue, Jul 8 from Harry Reid Intl. to Ronald Reagan Washington National, returning Thu, Jul 10, priced at $452 found 21 hours ago