Flights from Las Vegas to Triangle

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, Jun 24 - Sun, Jul 6

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$143 Roundtrip, found 1 day ago

$143

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Jul 6, priced at $143 found 1 day ago

Tue, Jun 24 - Tue, Jul 8

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$148 Roundtrip, found 1 day ago

$148

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Harry Reid Intl. to Washington Dulles Intl., returning Tue, Jul 8, priced at $148 found 1 day ago

Mon, Jun 23 - Sun, Jul 6

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$150 Roundtrip, found 1 day ago

$150

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Jul 6, priced at $150 found 1 day ago

Sat, Jun 28 - Sun, Jul 6

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$153 Roundtrip, found 1 day ago

$153

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Harry Reid Intl. to Washington Dulles Intl., returning Sun, Jul 6, priced at $153 found 1 day ago

Mon, Jun 23 - Tue, Jul 8

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Harry Reid Intl. to Washington Dulles Intl., returning Tue, Jul 8, priced at $155 found 1 day ago

Sat, Jun 28 - Tue, Jul 8

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$158 Roundtrip, found 1 day ago

$158

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Harry Reid Intl. to Washington Dulles Intl., returning Tue, Jul 8, priced at $158 found 1 day ago

Mon, Jun 23 - Sat, Jul 5

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$160 Roundtrip, found 1 day ago

$160

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Jul 5, priced at $160 found 1 day ago

Tue, May 13 - Wed, May 21

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$164 Roundtrip, found 1 day ago

$164

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, May 13 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, May 21, priced at $164 found 1 day ago

Sat, Jun 28 - Sat, Jul 5

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$165 Roundtrip, found 1 day ago

$165

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Jul 5, priced at $165 found 1 day ago

Wed, May 14 - Tue, May 20

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$174 Roundtrip, found 1 day ago

$174

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, May 14 from Harry Reid Intl. to Washington Dulles Intl., returning Tue, May 20, priced at $174 found 1 day ago

Tue, May 13 - Wed, May 14

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$195 Roundtrip, found 1 day ago

$195

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, May 13 from Harry Reid Intl. to Washington Dulles Intl., returning Wed, May 14, priced at $195 found 1 day ago

Wed, Jun 25 - Sat, Jul 5

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Jul 5, priced at $199 found 1 day ago

Sat, May 10 - Sat, May 10

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 10 from Harry Reid Intl. to Ronald Reagan Washington National, returning Sat, May 10, priced at $208 found 1 day ago

Thu, May 15 - Sat, May 17

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 15 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, May 17, priced at $210 found 1 day ago

Tue, Jun 24 - Fri, Jul 4

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$211 Roundtrip, found 1 day ago

$211

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Harry Reid Intl. to Washington Dulles Intl., returning Fri, Jul 4, priced at $211 found 1 day ago

Wed, Jun 25 - Sat, Jul 5

LAS

Harry Reid Intl.

IAD

Washington Dulles Intl.

$263 Roundtrip, found 1 day ago

$263

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Harry Reid Intl. to Washington Dulles Intl., returning Sat, Jul 5, priced at $263 found 1 day ago

Wed, Jun 25 - Sat, Jul 5

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jun 25 from Harry Reid Intl. to Ronald Reagan Washington National, returning Sat, Jul 5, priced at $277 found 1 day ago

Tue, May 13 - Wed, May 14

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$334 Roundtrip, found 1 day ago

$334

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, May 13 from Harry Reid Intl. to Ronald Reagan Washington National, returning Wed, May 14, priced at $334 found 1 day ago

Wed, Jun 25 - Sat, Jul 5

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$337 Roundtrip, found 1 day ago

$337

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jun 25 from Harry Reid Intl. to Ronald Reagan Washington National, returning Sat, Jul 5, priced at $337 found 1 day ago

Tue, May 13 - Wed, May 14

LAS

Harry Reid Intl.

DCA

Ronald Reagan Washington National

$411 Roundtrip, found 1 day ago

$411

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Tue, May 13 from Harry Reid Intl. to Ronald Reagan Washington National, returning Wed, May 14, priced at $411 found 1 day ago