Flights Cancun → Denver
CUN → DEN
Route overview
The flight route connects the popular tourist city of Cancun with Denver, using a mix of Airbus A320 and Boeing 737 series aircraft. The destination airport in Denver, which opened in 1989, handled 82,358,744 passengers annually, making it one of the busiest airports in the United States.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Cancun (CUN) → Denver (DEN) route is operated by Frontier Airlines, United Airlines. FlightGuard's average computed risk is 11.6/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Denver the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Cancun the average ATFM delay is 2.0 minutes.
Heading to Denver: what to expect in this direction
Flying from Cancun (CUN) to Denver (DEN) heads north-west for about 2,689 km, a flight time of roughly 3h 47m.
Air-traffic congestion: departing Cancun the average ATFM delay is 2.0 min (atfm); arriving into Denver it is 2.0 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
| Frontier Airlines (F9) | 74% | 15 min | 2.2% |
Airlines operating CUN-DEN
Airports
Frequently asked questions about CUN-DEN
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 2 airlines: Frontier Airlines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Denver, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
