Our cheapest offers for flights from Washington DC to Denver

Here you can compare cheap flights from Washington DC (WAS) to Denver (DEN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Denver. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Washington-DC Denver	Outbound 04/21/25 direct F90689 04h 09min	Return 05/19/25 direct F90686 03h 27min	Frontier Airlines	?	$131
Washington-DC Denver	Outbound 04/21/25 direct F90685 04h 09min	Return 05/19/25 direct F90690 03h 34min	Frontier Airlines		$136
Washington-DC Denver	Outbound 04/21/25 direct F90685 04h 09min	Return 05/19/25 direct F90686 03h 27min	Frontier Airlines		$138
Washington-DC Denver	Outbound 04/21/25 direct F90685 04h 09min	Return 05/19/25 direct F90686 03h 27min	Frontier Airlines		$143
Washington-DC Denver	Outbound 04/12/25 direct F90689 04h 09min	Return 04/27/25 direct F90686 03h 19min	Frontier Airlines		$199
Washington-DC Denver	Outbound 04/12/25 direct F90689 04h 09min	Return 04/27/25 direct F90686 03h 19min	Frontier Airlines	?	$214
Washington-DC Denver	Outbound 04/21/25 direct F90689 04h 09min	Return 05/19/25 1 Stopover (BOS) B60994, B60455 09h 00min	Frontier Airlines	?	$284
Washington-DC Denver	Outbound 06/08/25 2 Stopovers (DEN, LAS) F90689, F90777, F92350 17h 04min	Return 06/12/25 direct F90690 03h 31min	Frontier Airlines	?	$366
Washington-DC Denver	Outbound 06/20/25 1 Stopover (ORD) AA2633, AA1160 05h 52min	Return 07/19/25 1 Stopover (ORD) AA3164, AA1787 05h 43min	American Airlines	?	$410
Washington-DC Denver	Outbound 04/21/25 1 Stopover (ORD) UA1193, UA2304 06h 10min	Return 05/19/25 1 Stopover (ORD) UA1377, UA1097 06h 11min	United Airlines	?	$445

Important flight information

Flight information: Washington-DC - Denver

Roundtrip from	$130.25
Flight duration	min. 03:54 / max. 10:50
Return flight duration	min. 03:00/ max. 05:55
Distance	2372 km
Flights per week	104
Departure airport	Airport Washington-DC (WAS)
Arrival airport	Airport Denver International Airport, CO (DEN)
Destination country	Flights to United States