Flights Philadelphia → Denver
PHL → DEN
How long is the flight from Philadelphia to Denver?
The flight from Philadelphia (PHL) to Denver (DEN) takes 3h 30m 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 Philadelphia to Denver operates with a mix of aircraft including Airbus A320, Boeing 737 series, and larger models like the Airbus A319 and Boeing 757. With an on-time performance rate of 79%, flights average a delay of about fifteen minutes, based on a total of 604 recorded flights. The destination airport in Denver, which opened in 1989, serves over eighty-two million passengers annually.
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 Philadelphia (PHL) → Denver (DEN) route is operated by American Airlines, United Airlines, Southwest Airlines. Across 1851 flights monitored in recent months, 74% arrived on time (within 15 min of schedule), with an average delay of 20 minutes. The cancellation rate is 1.62%. FlightGuard's average computed risk is 27.7/100 (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 Philadelphia the average ATFM delay is 5.5 minutes.
Heading to Denver: what to expect in this direction
Flying from Philadelphia (PHL) to Denver (DEN) heads west for about 2,500 km, a flight time of roughly 3h 30m.
Departures from Philadelphia on this leg cluster in the midday window: about 37% of PHL-DEN flights take off then.
Air-traffic congestion: departing Philadelphia the average ATFM delay is 5.5 min (atfm); arriving into Denver it is 5.5 min (atfm).
Across 1,851 tracked PHL-DEN flights, 74% left on time with an average delay of 20 min and a 1.6% 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% |
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating PHL-DEN
Airports
Frequently asked questions about PHL-DEN
The flight from Philadelphia (PHL) to Denver (DEN) takes 3h 30m 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 Philadelphia (PHL) -> Denver (DEN) route, on-time performance is 74% with an average delay of 20 minutes, based on 1851 tracked flights.
The cancellation rate on Philadelphia-Denver is 1.62% across 1851 monitored flights.
The route is operated by 3 airlines: American Airlines, United Airlines, Southwest 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.
