Find Deals on Flights from Philadelphia to Denver International (PHL - DEN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Philadelphia to Denver International

(Round-trip)
Depart: Tue Mar 21 2017 Return: Mon Apr 3 2017 Trip spans 14 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Sat Mar 25 2017 Return: Thu Mar 30 2017 Trip spans 6 days
Major Airline
Major Airline
PHL
10:00p
DEN
2:25a
4h 25m
nonstop
DEN
4:33p
PHL
8:05p
3h 32m
nonstop
Depart: Tue Apr 25 2017 Return: Sat Apr 29 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
PHL
8:25a
DEN
4:34p
8h 09m
1 stop
DEN
4:06p
PHL
11:13a
19h 07m
1 stop
Depart: Mon Mar 27 2017 Return: Tue Mar 28 2017 Trip spans 2 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Tue Jun 6 2017 Return: Fri Jun 9 2017 Trip spans 4 days
American Airlines
American Airlines
PHL
4:51p
DEN
8:59p
4h 08m
nonstop
DEN
8:59p
PHL
12:25a
3h 26m
nonstop
Depart: Tue Feb 28 2017 Return: Mon Mar 13 2017 Trip spans 13 days
Frontier
Frontier
PHL
1:00a
DEN
5:44a
4h 44m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Thu Mar 9 2017 Return: Sat Mar 11 2017 Trip spans 3 days
Major Airline
Major Airline
PHL
8:00p
DEN
12:25a
4h 25m
nonstop
DEN
2:01p
PHL
6:33p
4h 32m
nonstop
Depart: Wed Mar 1 2017 Return: Mon Mar 13 2017 Trip spans 12 days
Frontier
Frontier
PHL
1:00a
DEN
5:44a
4h 44m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Wed Aug 16 2017 Return: Mon Aug 21 2017 Trip spans 6 days
Delta
Delta
PHL
2:00a
DEN
9:15a
7h 15m
1 stop
DEN
2:15a
PHL
9:46a
7h 31m
1 stop
Depart: Wed Mar 15 2017 Return: Tue Mar 28 2017 Trip spans 14 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Sat Apr 15 2017 Return: Fri Apr 21 2017 Trip spans 7 days
Major Airline
Major Airline
PHL
10:00p
DEN
2:23a
4h 23m
nonstop
DEN
3:59p
PHL
7:41p
3h 42m
nonstop
Depart: Sun Mar 19 2017 Return: Tue Mar 28 2017 Trip spans 10 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Thu May 18 2017 Return: Wed May 24 2017 Trip spans 7 days
Major Airline
Major Airline
PHL
1:55p
DEN
6:14p
4h 19m
nonstop
DEN
10:55a
PHL
2:37p
3h 42m
nonstop
Depart: Mon Mar 20 2017 Return: Tue Mar 28 2017 Trip spans 9 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Wed Mar 22 2017 Return: Tue Mar 28 2017 Trip spans 7 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Sat Apr 29 2017 Return: Tue May 2 2017 Trip spans 4 days
Major Airline
Major Airline
PHL
9:00a
DEN
1:10p
4h 10m
nonstop
DEN
10:57a
PHL
2:33p
3h 36m
nonstop
Depart: Sun Mar 26 2017 Return: Wed Mar 29 2017 Trip spans 4 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Depart: Wed Jun 7 2017 Return: Tue Jun 13 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
PHL
8:25a
DEN
4:01p
7h 36m
1 stop
DEN
5:07p
PHL
12:51p
19h 44m
1 stop
Depart: Tue May 30 2017 Return: Mon Jun 5 2017 Trip spans 7 days
Major Airline
Major Airline
PHL
1:55p
DEN
6:14p
4h 19m
nonstop
DEN
10:55a
PHL
2:37p
3h 42m
nonstop
Depart: Tue Mar 28 2017 Return: Thu Mar 30 2017 Trip spans 3 days
Frontier
Frontier
PHL
2:00a
DEN
6:25a
4h 25m
nonstop
DEN
8:33p
PHL
12:05a
3h 32m
nonstop
Direct flights PHL to DEN on American Airlines
Flight # Depart PHL Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
1176 6:00 pm 8:23 pm Feb 23 - Mar 11
1176 6:00 pm 8:23 pm Mar 26 - Apr 3
1176 6:00 pm 8:23 pm Mar 12 - Mar 25
2111 8:35 pm 10:58 pm Mar 26 - Apr 3
2111 8:35 pm 10:58 pm Mar 12 - Mar 25
2111 8:35 pm 10:58 pm Mar 5 - Mar 11
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Philadelphia
$143
Destination

Denver
$143
Airlines Airline reviews

96 travelers who booked a flight from Philadelphia to Denver rated their chosen airlines with an average of 5.4.

Overall
5.6
Boarding
6.2
Crew
6.4
Comfort
4.8
Food
3.8
Entertainment
3.6