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Cheap flights from Raleigh Durham (RDU) to Denver (DEN)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)

How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)
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How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)
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How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)
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Cheap flights from Raleigh Durham to Denver in July , August 2026

28 Jul - 17 Aug $ 355.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
RDU
Raleigh Durham
Pick dates
28 Jul - 11 Aug $ 430.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
29 Jul - 08 Aug $ 543.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
RDU
Raleigh Durham
Pick dates

Last minute flights from Raleigh Durham to Denver

28 Jul - 31 Jul $ 467.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
27 Jul - 31 Jul $ 467.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
28 Jul - 31 Jul $ 1,095.00
RDU
Raleigh Durham
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
RDU
Raleigh Durham
Pick dates

One-way flights to Denver from Raleigh Durham

1:36 PM - 4:30 PM
Frontier Airlines
1 Stops
6h 15m
RDU - DEN
$ 234
Kiwi
Pick dates
9:43 AM - 12:39 PM
Frontier Airlines
1 Stops
7h 1m
RDU - DEN
$ 234
Kiwi
Pick dates
8:30 AM - 8:30 AM
United Airlines
0 Stops
3h 47m
RDU - DEN
$ 584
Kiwi
Pick dates

How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)

Related info for your journey
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How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.