Flights from Denver to Philadelphia with Alaska Airlines

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
11/27/25
1 Stopover (SEA)
AS0643, AS0442
09h 35min
Return
11/30/25
direct
F93339
04h 25min
Alaska Airlines
$523
Denver
Philadelphia
Outbound
11/27/25
1 Stopover (SEA)
AS0643, AS0442
09h 35min
Return
11/30/25
direct
F93339
04h 25min
Alaska Airlines ?
$532
Denver
Philadelphia
Outbound
11/27/25
1 Stopover (SEA)
AS0643, AS0442
09h 35min
Return
11/30/25
direct
F93339
04h 25min
Alaska Airlines
$559
Prices based on recent searches, subject to last-minute changes
Page 1 / 1

Important flight information

Flight information: Denver - Philadelphia

Roundtrip from 420,98 $
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