Denver (DEN) to Charlotte (CLT): 1,335 miles (2,148 km) great-circle, about 3h 10m nonstop by our estimate. Cheapest fare observed: $214 round-trip on Frontier, with 1 stop, departing May 15, 2026.
$214 round-trip, Frontier F92550, departing 2026-05-15 at 09:52, returning 2026-05-19. The recorded itinerary left on a Friday, returning on a Tuesday 4 nights later; the fare was observed 20 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $214, it ranked 16th of the 30 round-trip fares we recorded from DEN (median $204). That is 16.0 cents per great-circle mile (round-trip price over one-way distance), close to the DEN median of 16.1 cents across 30 round-trip routes.
Routes from DEN of similar length: Guadalajara (1,338 mi) at $194 and Raleigh-Durham (1,433 mi) at $173.
Frontier had the cheapest fare on 19 of 30 DEN routes. It is the 17th longest of the 30 routes we track from DEN.
Of 10 departure airports with a fare to Charlotte, Denver (DEN) ranked 4th at $214. Lowest: $76 from Fort Lauderdale (FLL); highest: $957 from Krakow (KRK); 1 nonstop. Cheapest-fare airlines (routes): Frontier (6), Avianca (1), Lufthansa (1), Southwest (1) and Viva Aerobus (1).
The reverse, Charlotte (CLT) to Denver (DEN), was $256 round-trip on Frontier, 1 stop, departing June 14, 2026. Charlotte to Denver flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Denver, America/New_York; flight time is our estimate.