Denver to Raleigh/Durham (DEN-RDU): nonstop flights and who flies them

United Airlines and Frontier Airlines fly nonstop between Denver (DEN) and Raleigh/Durham (RDU), roughly 32 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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32
Nonstop flights a week
1,434 mi
Nonstop distance
Free
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Denver to Raleigh/Durham flight schedule

Scheduled nonstop departures for DEN to RDU, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Denver (DEN) to Raleigh/Durham (RDU)
Date Flight Airline Departs DEN Arrives RDU Duration Aircraft
UA 2269United Airlines09:5015:173h 27m739
F9 2440Frontier Airlines13:3819:093h 31m32N
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8
UA 2269United Airlines09:5015:173h 27m739
F9 2440Frontier Airlines11:4617:223h 36m321
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8
F9 2440Frontier Airlines07:0012:313h 31m32N
UA 2269United Airlines09:5015:173h 27m739
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8
UA 2269United Airlines09:5015:173h 27m739
F9 2440Frontier Airlines11:4617:223h 36m32Q
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8
F9 2440Frontier Airlines06:3011:533h 23m32N
UA 2269United Airlines09:5015:173h 27m739
UA 2671United Airlines17:4523:163h 31m319
F9 2440Frontier Airlines07:0012:313h 31m32N
UA 2269United Airlines09:5515:223h 27m739
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8
UA 2269United Airlines09:5015:173h 27m739
F9 2440Frontier Airlines11:4617:223h 36m32Q
UA 2671United Airlines17:4523:163h 31m319
UA 1706United Airlines17:5523:263h 31m739
UA 2032United Airlines17:5523:263h 31m7M8

Showing all 33 scheduled DEN to RDU departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every DEN to RDU date on the interactive map

The full DEN to RDU nonstop schedule

United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full DEN to RDU nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

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Confirmed upgrade and award seats on each DEN to RDU departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See DEN to RDU on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Denver to Raleigh/Durham nonstop

Carriers operating DEN to RDU nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See DEN to RDU on the interactive map →

Frequently asked questions about DEN to RDU

How far is Raleigh/Durham from Denver?
DEN to RDU covers about 1,434 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from DEN to RDU?
United Airlines and Frontier Airlines fly the route nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the DEN to RDU schedule rather than a space claim.
How many flights a week are there from DEN to RDU?
About 32 nonstop flights a week run between Denver and Raleigh/Durham in the current schedule, operated by United Airlines and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from DEN to RDU depart?
Scheduled DEN to RDU nonstops in the next 7 days with service leave between 06:30 and 17:55, local time at Denver. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on DEN to RDU?
Not on this route: none of United Airlines and Frontier Airlines is a carrier 2LNR reads inventory for. The page carries the full DEN to RDU nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full DEN to RDU nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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