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DEN RDU · 1,433 mi · 3h 25m

Denver to Raleigh-Durham Flights

Everything you need to know about the DEN → RDU domestic route — flight time, airlines, fares, and booking tips. Track your flight in real time with TripTrack.

$80-$400 round trip · 10+ daily flights · Updated March 2026


✈️ Route Overview

Key facts for the Denver to Raleigh-Durham route

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Distance
1,433 miles (2,306 km)
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Avg Flight Time
3h 25m
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Timezone Change
+2 hours
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Daily Flights
10+
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Typical Fare
$80-$400 round trip
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Red-Eye Available
Yes — overnight flights available

🛫 Airlines on This Route

Carriers operating DEN → RDU flights

Airline Notes
Delta SkyMiles frequent flyer program
American Airlines AAdvantage frequent flyer program
United MileagePlus frequent flyer program
Southwest Rapid Rewards — bags fly free
Alaska Airlines Mileage Plan — generous earning rates
JetBlue TrueBlue — free snacks, above-average legroom

💡 Booking Tips

How to get the best deal on Denver to Raleigh-Durham flights

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Best Days to Fly

Wednesday and Saturday departures often have the best prices

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Fare Range

$80-$400 round trip. Book 3–6 weeks in advance for domestic routes, 2–3 months for international.

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Red-Eye Flights

✓ Available

Overnight flights on this route can save on hotel costs and maximize your time at the destination.

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Track Your Flight

Once booked, TripTrack automatically imports your flight from your confirmation email. Real-time gate changes and delay alerts — no manual entry needed.


🧳 Travel Tips for This Route

Practical advice from frequent travelers on the DEN → RDU route

  • 1 Red-eye flights are significantly cheaper and free up daytime hours.
  • 2 Book 6–8 weeks out for transcontinental routes to get the best fares.


📱 Real-Time Flight Tracking

Track Your DEN → RDU Flight — Automatically

TripTrack monitors your flight in real time — gate changes, delays, and departure updates sent to your phone the moment they happen. Connect your Gmail once and your trips appear automatically. No manual entry.


Frequently Asked Questions — Denver to Raleigh-Durham Flights

How long is the flight from Denver to Raleigh-Durham?

The average flight time from Denver (DEN) to Raleigh-Durham (RDU) is 3h 25m. This is an estimate including taxi, climb, and descent time — actual flight time may vary based on winds and routing.

Which airlines fly from Denver to Raleigh-Durham?

Airlines operating the DEN to RDU route include Delta, American Airlines, United and 3 more. Check each airline's website for current schedules and availability.

How far is Denver from Raleigh-Durham?

The great-circle distance from Denver to Raleigh-Durham is 1,433 miles (2,306 km). This is the straight-line distance — actual flight paths may be slightly longer.

What are the cheapest days to fly from Denver to Raleigh-Durham?

Wednesday and Saturday departures often have the best prices. Fares on this route typically range $80-$400 round trip.

Is there a time zone change flying from Denver to Raleigh-Durham?

Yes — there is a +2 hours when flying from Denver to Raleigh-Durham. TripTrack automatically shows local times for both your departure and arrival airports.

Are there red-eye flights from Denver to Raleigh-Durham?

Yes, overnight (red-eye) flights are available on the DEN to RDU route. These can be a great way to save on hotel costs and maximize time at your destination.

How can I track my Denver to Raleigh-Durham flight in real time?

TripTrack automatically tracks your DEN to RDU flight — showing real-time gate changes, delays, and departure updates. Connect your Gmail once and your booking confirmation is imported automatically. Available free on iOS and Android.