Raleigh/Durham to Denver (RDU–DEN) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
RDU–DEN is served by 3 airlines with nonstop service. Southwest Airlines, United Airlines and Frontier lead the route. The flight covers 1,433 miles in approximately 3h 40m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| WN Southwest Airlines | 23 | 73H, 7M8, 7S7 | 3h35-3h45 | – | – | |
| UA United Airlines | 14 | 320, 739 | 3h47-4h18 | Star Alliance | – | |
| F9 Frontier Also: Y4 | 7 | 321 | 3h53 | – | Y4 |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Denver from Raleigh/Durham
| Metric | RDU→DEN | ROA→DEN | ILM→DEN |
|---|---|---|---|
| Distance from RDU | – | 120 mi | 122 mi |
| Nonstop airlines | 3 | 1 | 2 |
| Weekly flights | 51 | – | 2 |
| Flight time | 3h 40m | 3h 35m | 4h 6m |
| Departure OTP | 87% | – | – |
Travel Essentials
RDU: EDT · DEN: MDT
When it's 6:00 PM in Raleigh/Durham, it's 4:00 PM in Denver.
No rail connection exists. GoTriangle Route 100 (RDU Express) runs from the Durham Station Transportation Center and downtown Raleigh to the airport for $2.25; takes 35–50 minutes but service is limited in the evenings and does not run all night.Ride-shares (Uber/Lyft) from downtown Raleigh: $20–30, 20–25 minutes. From Durham: $18–25, 15–20 minutes. Taxis: $30–40. Long-term parking from $7/day in Economy lots with shuttle service. I-40 provides direct access to both Raleigh and Durham.
RTD A Line runs to Denver Union Station (37 min, $10.50) with connections to light rail and bus routes. Taxis have meters; expect $55–65 to downtown.DEN's tent-roof Jeppesen Terminal is a single building; all three concourses connect via the underground automated train. Rental cars are on level 5. For ski resorts, shuttle services depart from Ground Transportation.
Semi-arid with 300+ days of sunshine. Summers are dry and warm (27–34°C) with afternoon thunderstorms that produce dramatic but brief delays. Winters bring cold temperatures (−8 to 5°C) and heavy blizzards that can shut down ground operations.
Spring snowstorms can be heavier than midwinter ones. Altitude (5,430 ft) means low humidity year-round; stay hydrated.
RDU–DEN Quick Facts
Frequently Asked Questions
Flights from RDU to DEN
Raleigh-Durham International Airport (RDU) and Denver International Airport (DEN) are connected by nonstop service from Southwest Airlines, United Airlines and Frontier. With 51 weekly departures, this is a heavily served route.
RDU to DEN Flight Duration and Schedule
Nonstop flight time from RDU to DEN is about 3 hours 40 minutes gate to gate. The route covers a distance of 1,433 miles (2,307 km). There are approximately 51 weekly flights outbound and 62 return, totaling 113 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Nashville, St. Louis Lambert and Memphis. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Roanoke (ROA) and Wilmington (ILM).