Denver (DEN) to Philadelphia (PHL) flights
Nonstop from Denver International to Philadelphia International: distance, flying time, which airlines fly it and how often.
Distance
1,553 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Airlines flying DEN to PHL
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare DEN to PHL fares by month.
Both directions
Frequently asked questions
How long is the flight from Denver to Philadelphia?
About 3h 39m gate to gate for the 2,500 km (1,553 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from DEN to PHL?
American Airlines, Frontier Airlines, Southwest Airlines and United Airlines, with about 10 flights a day between them in our data (AeroDataBox, November 2026).