Flights from Denver to Washington

Cheapest flights from Denver

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 8 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $197 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$207 Roundtrip, found 1 day ago

$207

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $207 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Denver Intl. to Ronald Reagan Washington National, returning Sat, Jul 19, priced at $217 found 1 day ago

Wed, Jul 9 - Tue, Jul 22

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$237 Roundtrip, found 1 day ago

$237

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Denver Intl. to Ronald Reagan Washington National, returning Tue, Jul 22, priced at $237 found 1 day ago

Fri, Jul 11 - Tue, Jul 22

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Jul 11 from Denver Intl. to Ronald Reagan Washington National, returning Tue, Jul 22, priced at $247 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $247 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Denver Intl. to Ronald Reagan Washington National, returning Sat, Jul 19, priced at $248 found 1 day ago

Sat, Jul 5 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$250 Roundtrip, found 1 day ago

$250

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $250 found 1 day ago

Mon, Jun 16 - Sat, Jun 21

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$254 Roundtrip, found 3 days ago

$254

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jun 16 from Denver Intl. to Washington Dulles Intl., returning Sat, Jun 21, priced at $254 found 3 days ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$259 Roundtrip, found 1 day ago

$259

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Denver Intl. to Ronald Reagan Washington National, returning Sat, Jul 19, priced at $259 found 1 day ago

Tue, Jun 17 - Tue, Jun 24

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$263 Roundtrip, found 3 days ago

$263

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from Denver Intl. to Ronald Reagan Washington National, returning Tue, Jun 24, priced at $263 found 3 days ago

Tue, Jul 8 - Tue, Jul 22

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$267 Roundtrip, found 1 day ago

$267

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Denver Intl. to Ronald Reagan Washington National, returning Tue, Jul 22, priced at $267 found 1 day ago

Sat, Jun 21 - Tue, Jun 24

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$268 Roundtrip, found 3 days ago

$268

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Jun 21 from Denver Intl. to Ronald Reagan Washington National, returning Tue, Jun 24, priced at $268 found 3 days ago

Sat, Jul 5 - Thu, Jul 17

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$270 Roundtrip, found 1 day ago

$270

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Denver Intl. to Washington Dulles Intl., returning Thu, Jul 17, priced at $270 found 1 day ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$274 Roundtrip, found 1 day ago

$274

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $274 found 1 day ago

Mon, Jun 16 - Thu, Jun 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$274 Roundtrip, found 3 days ago

$274

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jun 16 from Denver Intl. to Washington Dulles Intl., returning Thu, Jun 19, priced at $274 found 3 days ago

Tue, Jul 8 - Sat, Jul 19

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Sat, Jul 19, priced at $277 found 1 day ago

Wed, Jun 18 - Sun, Jun 22

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$280 Roundtrip, found 3 days ago

$280

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, Jun 18 from Denver Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $280 found 3 days ago

Tue, Jun 17 - Sat, Jun 21

DEN

Denver Intl.

IAD

Washington Dulles Intl.

$281 Roundtrip, found 3 days ago

$281

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from Denver Intl. to Washington Dulles Intl., returning Sat, Jun 21, priced at $281 found 3 days ago

Fri, Jun 20 - Wed, Jun 25

DEN

Denver Intl.

DCA

Ronald Reagan Washington National

$287 Roundtrip, found 3 days ago

$287

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Fri, Jun 20 from Denver Intl. to Ronald Reagan Washington National, returning Wed, Jun 25, priced at $287 found 3 days ago