Flights from Denver to Philadelphia

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.

Outbound Return Airlines Shop Baggage Price
Denver
Philadelphia
Outbound
04/12/25
1 Stopover (TPA)
F91114, F91474
29h 39min
Return
04/27/25
1 Stopover (RDU)
F92059, F92225
14h 11min
Frontier Airlines
$121
found 2 days ago
Best option
Denver
Philadelphia
Outbound
06/20/25
direct
F93266
03h 44min
Return
07/19/25
direct
F93265
04h 20min
Frontier Airlines
$402
Denver
Philadelphia
Outbound
04/12/25
1 Stopover (TPA)
F91114, F91474
29h 39min
Return
04/27/25
1 Stopover (RDU)
F92059, F92225
14h 11min
Frontier Airlines
$124
found 2 days ago
Denver
Philadelphia
Outbound
04/12/25
1 Stopover (TPA)
F91114, F91474
29h 39min
Return
04/27/25
1 Stopover (MCO)
F94169, F91733
11h 30min
Frontier Airlines ?
$127
found 2 days ago
Denver
Philadelphia
Outbound
04/12/25
direct
F93340
03h 32min
Return
04/27/25
1 Stopover (MCO)
F94169, F91733
11h 30min
Frontier Airlines
$155
found 2 days ago
Denver
Philadelphia
Outbound
04/21/25
2 Stopovers (STL, MCO)
F93302, F92630, F91542
23h 32min
Return
05/19/25
1 Stopover (TPA)
F92339, F91113
15h 55min
Frontier Airlines ?
$164
Denver
Philadelphia
Outbound
04/21/25
1 Stopover (LAS)
F94611, F91602
30h 03min
Return
05/19/25
1 Stopover (DFW)
F93985, F94069
09h 07min
Frontier Airlines ?
$199
Denver
Philadelphia
Outbound
04/21/25
1 Stopover (RDU)
F92440, F94844
05h 56min
Return
05/19/25
1 Stopover (MDW)
F91617, F92209
07h 44min
Frontier Airlines
$246
Denver
Philadelphia
Outbound
04/12/25
1 Stopover (LAS)
F90777, F91602
13h 31min
Return
04/27/25
direct
AA1313
04h 20min
Frontier Airlines ?
$251
found 2 days ago
Denver
Philadelphia
Outbound
04/12/25
1 Stopover (BOS)
B60394, B60159
07h 05min
Return
04/27/25
1 Stopover (MCO)
F94169, F91733
11h 30min
JetBlue Airways ?
$302
found 2 days ago
Prices based on recent searches, subject to last-minute changes
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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 $ 120,46
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
Alternative routes to United States
Alternative flights to Philadelphia
Flight destinations with a similar price
Flight destinations with a similar price