Flights Miami → Denver
MIA → DEN
How long is the flight from Miami to Denver?
The flight from Miami (MIA) to Denver (DEN) takes 3h 42m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Miami to Denver operates with a Boeing 737-800 and Airbus A319, serving the busy Denver International Airport which opened in 1989 and handles over 82 million passengers annually. With a 79% on-time performance rate and an average delay of 12.1 minutes, this route maintains relatively high punctuality despite handling a significant number of flights per year, totaling 714 as of the latest data.
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 Miami (MIA) → Denver (DEN) route is operated by American Airlines, United Airlines. Across 1564 flights monitored in recent months, 77% arrived on time (within 15 min of schedule), with an average delay of 14 minutes. The cancellation rate is 0.45%. FlightGuard's average computed risk is 19/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Denver the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Miami the average ATFM delay is 5.5 minutes.
Heading to Denver: what to expect in this direction
Flying from Miami (MIA) to Denver (DEN) heads north-west for about 2,749 km, a flight time of roughly 3h 42m.
Departures from Miami on this leg cluster in the overnight window: about 46% of MIA-DEN flights take off then.
Air-traffic congestion: departing Miami the average ATFM delay is 5.5 min (atfm); arriving into Denver it is 5.5 min (atfm).
Across 1,564 tracked MIA-DEN flights, 77% left on time with an average delay of 14 min and a 0.5% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
| American Airlines (AA) | 79% | 6 min | 1.1% |
Airlines operating MIA-DEN
Frequently asked questions about MIA-DEN
The flight from Miami (MIA) to Denver (DEN) takes 3h 42m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Miami (MIA) -> Denver (DEN) route, on-time performance is 77% with an average delay of 14 minutes, based on 1564 tracked flights.
The cancellation rate on Miami-Denver is 0.45% across 1564 monitored flights.
The route is operated by 2 airlines: American 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.
