Flights from Raleigh Durham to Denver

Our cheapest offers for flights from Raleigh Durham to Denver

Here you can compare cheap flights from Raleigh Durham (RDU) 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 Shop Baggage Price
Raleigh-Durham
Denver
Outbound
11/28/25
1 Stopover (ATL)
F94797, F93599
07h 51min
Return
-
Frontier Airlines ?
$125
Best option
Raleigh-Durham
Denver
Outbound
04/03/26
direct
F92225
04h 13min
Return
04/16/26
1 Stopover (JFK)
B60098, B60285
07h 16min
Frontier Airlines ?
$335
found yesterday
Raleigh-Durham
Denver
Outbound
04/03/26
direct
UA2288
04h 12min
Return
04/16/26
1 Stopover (IAD)
UA1279, UA1357
06h 02min
United Airlines ?
$497
found yesterday
Raleigh-Durham
Denver
Outbound
04/03/26
direct
UA2288
04h 12min
Return
04/16/26
1 Stopover (IAD)
UA1924, UA1536
07h 34min
United Airlines ?
$509
found yesterday
Raleigh-Durham
Denver
Outbound
04/03/26
1 Stopover (DFW)
AA2693, AA0577
08h 02min
Return
04/16/26
1 Stopover (MIA)
AA0761, AA3407
07h 43min
American Airlines ?
$675
found yesterday
Raleigh-Durham
Denver
Outbound
04/03/26
1 Stopover (DFW)
AA3329, AA1322
08h 02min
Return
04/16/26
1 Stopover (ORD)
AA1329, AA2717
05h 11min
American Airlines ?
$1,205
found yesterday
Raleigh-Durham
Denver
Outbound
04/03/26
1 Stopover (MCO)
F91039, F93311
10h 48min
Return
04/16/26
2 Stopovers (DFW, DUB)
IB4405, IB4386, EI0085
30h 17min
Frontier Airlines ?
$1,362
found yesterday
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Raleigh Durham to Denver

Favorite airline: Frontier Airlines
Frontier Airlines is the most popular airline for flights from Raleigh-Durham to Denver.
Frontier Airlines
60 %
United Airlines
27 %
Delta
13 %
Direct flights are cheaper
Compared to flights with a stopover, direct flights are $106.00 cheaper on this route.
non stop flight
1 stop
03h 54min
07h 09min
$ 106
$ 212
The favorite connection is non-stop
Flights from Raleigh-Durham to Denver are most often booked as a direct flight.
Route
bookings
Direct flights
03h 54min, from $ 106
69 %
1 stopover Orlando International Airport, FL
28h 43min, from $ 361
23 %
1 stopover Minneapolis - St. Paul International Airport, MN
07h 09min, from $ 212
8 %

Important flight information

Flight information: Raleigh-Durham - Denver

Cheapest outbound flight from $ 124,08
Roundtrip from $ 334,17
Flight duration min. 04:00 / max. 07:00
Return flight duration min. 03:05/ max. 05:10
Distance 2309 km
Flights per week 46
Departure airport Airport Raleigh-Durham International Airport , NC (RDU)
Arrival airport Airport Denver International Airport, CO (DEN)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Denver
Flight destinations with a similar price