Direct flights from Raleigh/Durham to Denver
All flights from RDU to DEN non-stop. There are direct flights from Raleigh–Durham Airport (RDU), North Carolina, USA to Denver International (DEN), Colorado, USA with Southwest Airlines, United Airlines and Frontier Airlines. 34 weekly departures are currently scheduled on this route. Departure times range from 05:00 to 21:10 depending on the schedule period. The flight distance is 1441 miles (2319 km). Flight time ranges from 3 hours and 45 minutes to 4 hours and 17 minutes.
Raleigh/Durham
, USA
Airlines with non-stop routes:
Southwest Airlines
United Airlines
Frontier Airlines
Flight schedule from Raleigh/Durham to Denver with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-11-09
Flight schedule from Raleigh/Durham to Denver with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-11-09
Flight schedule from Raleigh/Durham to Denver with Frontier Airlines
This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-11-09
Raleigh/Durham to Denver scheduled departures
Select a date to see every published non-stop departure between RDU and DEN.
RDU - DEN route facts
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Distance1441 miles (2319 km)
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Flight time3 hours and 45 minutes to 4 hours and 17 minutes
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Airlines Southwest United Frontier
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Airline alliancesLow-cost carrier Star Alliance
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CabinsEconomy First
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Hub airportsUnited Airlines: DEN
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Departure terminalsSouthwest Airlines: Terminal 1United Airlines: Terminal 2Frontier Airlines: Terminal 2
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AircraftSouthwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737-700 Passenger (Scimitar Winglets)United Airlines: Boeing 737-800 Passenger, Boeing 737MAX 9 Passenger, Boeing 737MAX 8 Passenger and Boeing 737-900 PassengerFrontier Airlines: Airbus A321neo, Airbus A320, Airbus A321 and Airbus A320neo
