Flight Routes from Denver to Philadelphia

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Our cheapest offers for flights from Denver to Philadelphia

Here you can compare cheap flights from Denver (DEN) to Philadelphia (PHL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Philadelphia. Prices and availability may change at any time.

Flight schedule from Denver (DEN) to Philadelphia (PHL)

Select a travel date in the flight schedule for the route from Denver (DEN) to Philadelphia (PHL) and compare affordable flight deals.

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Matching outbound flights26 of 26
fromto
dep.arr.
durationstopovers
  1. August 16 – 22, 2026
  2. August 23 – 29, 2026
  3. Aug 30 – Sep 5, 2026
    1. DENPHL
      nonstop
      1. Frontier Airlines
    2. DENPHL
      nonstop
      1. American Airlines
    3. DENPHL
      nonstop
      1. United Airlines
    4. DENPHL
      nonstop
      1. United Airlines
    5. DENPHL
      nonstop
      1. United Airlines
    6. DENPHL
      nonstop
      1. American Airlines
    7. DENPHL
      nonstop
      1. American Airlines
    8. DENPHL
      nonstop
      1. Southwest Airlines
    9. DENPHL
      nonstop
      1. Southwest Airlines
    10. DENPHL
      nonstop
      1. Southwest Airlines
    11. DENPHL
      nonstop
      1. Southwest Airlines
    12. DENPHL
      nonstop
      1. American Airlines
    13. DENPHL
      nonstop
      1. United Airlines
    14. DENPHL
      nonstop
      1. Southwest Airlines
    15. DENPHL
      nonstop
      1. Southwest Airlines

      Tips and tricks to help you find cheap flights from Denver to Philadelphia

      Favorite airline: Frontier Airlines
      Most travelers looking for flights on the route from Denver to Philadelphia decide to book flights with Frontier Airlines.
      Frontier Airlines
      65 %
      United Airlines
      31 %
      Delta
      4 %
      Direct flights are cheaper
      Direct flights on this route are $33.00 cheaper on average than flights with a stopover.
      non stop flight
      1 stop
      03h 43min
      09h 36min
      125 $
      158 $
      The favorite connection is non-stop
      Non-stop flights are especially popular on this route. 57 % of travelers will book a direct flight.
      Route
      bookings
      Direct flights
      03h 43min, from 125 $
      57 %
      1 stopover Orlando International Airport, FL
      08h 52min, from 163 $
      21 %
      1 stopover Dallas-Fort Worth International Airport, T
      09h 36min, from 158 $
      14 %

      Important flight information

      Flight information: Denver - Philadelphia

      Roundtrip from 211,00 $
      Flight duration min. 03:20 / max. 04:50
      Return flight duration min. 04:17/ max. 10:55
      Distance 2503 km
      Flights per week 60
      Departure airport Airport Denver International Airport, CO (DEN)
      Arrival airport Airport Philadelphia International Airport, PA (PHL)
      Destination country Flights to United States
      Departure airport - Destination country Denver International Airport, CO - United States
      Alternative routes to United States
      Alternative flights to Philadelphia
      Flight destinations with a similar price
      Flight destinations with a similar price