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
10/18/25
1 Stopover (DFW)
F92343, F92147
10h 35min
Return
11/17/25
1 Stopover (MCO)
F91734, F91040
07h 48min
Frontier Airlines ?
$206
Best option
Raleigh-Durham
Denver
Outbound
10/18/25
direct
UA2288
03h 50min
Return
11/17/25
direct
UA1417
03h 30min
United Airlines ?
$285
Raleigh-Durham
Denver
Outbound
10/18/25
1 Stopover (DFW)
F92343, F92147
10h 35min
Return
11/17/25
1 Stopover (MCO)
F91734, F91554
10h 59min
Frontier Airlines
$220
Raleigh-Durham
Denver
Outbound
10/18/25
1 Stopover (DFW)
F92343, F92147
10h 35min
Return
11/17/25
1 Stopover (MCO)
F91734, F91554
10h 59min
Frontier Airlines
$231
Raleigh-Durham
Denver
Outbound
10/18/25
1 Stopover (CLE)
F93073, F94639
10h 19min
Return
11/17/25
direct
F92440
03h 26min
Frontier Airlines
$232
Raleigh-Durham
Denver
Outbound
10/18/25
1 Stopover (ORD)
AA4152, AA1387
07h 50min
Return
11/17/25
1 Stopover (CLT)
AA3299, AA1906
06h 04min
American Airlines ?
$276
Raleigh-Durham
Denver
Outbound
10/18/25
1 Stopover (ORD)
AA2123, AA2363
06h 11min
Return
11/17/25
1 Stopover (ORD)
AA2771, AA4403
06h 55min
American Airlines ?
$378
Raleigh-Durham
Denver
Outbound
10/18/25
direct
UA2288
03h 50min
Return
11/17/25
direct
UA1417
03h 30min
United Airlines ?
$792
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

Roundtrip from $205.04
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
Flight destinations with a similar price