Cheap Flights from Denver, CO to Philadelphia, PA from $51

One way Round trip

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On Cheapflightsplus.com you will find 8 direct and 193 connecting flights from Denver to Philadelphia. You can compare airfare deals from 6 airlines and multiple travel sites from $51, book and save on cheap plane tickets and last minute offers. Also check out DEN-PHL flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Denver to Philadelphia Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $51 (one-way), $87 (round-trip).

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Best Flights from Denver to Philadelphia Today

Take a look at the list of non stop flights and flights with layovers from Denver to Philadelphia with the lowest price of $51. The fastest direct flight takes 3h 34m and the fastest connecting – 5h 20m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $75 Find flight	23:15 Denver Denver International	04:49+1 день Philadelphia Philadelphia Int.	3h 34m	Frontier Airlines	F93340
from $100 Find flight	13:45 Denver Denver International	19:20 Philadelphia Philadelphia Int.	3h 35m	United Airlines	UA1973
from $100 Find flight	17:31 Denver Denver International	23:06 Philadelphia Philadelphia Int.	3h 35m	United Airlines	UA360
from $100 Find flight	10:17 Denver Denver International	15:56 Philadelphia Philadelphia Int.	3h 39m	United Airlines	UA1575
from $149 Find flight	10:25 Denver Denver International	16:04 Philadelphia Philadelphia Int.	3h 39m	United Airlines	UA2679
from $189 Find flight	10:25 Denver Denver International	16:04 Philadelphia Philadelphia Int.	3h 39m	United Airlines	UA2637
from $51 Find flight	00:59 Denver Denver International	09:54 Philadelphia Philadelphia Int.	6h 55m layover 1h 33m - Atlanta	Frontier Airlines	F93294 F93210
from $90 Find flight	23:59 Denver Denver International	11:57+1 день Philadelphia Philadelphia Int.	9h 58m layover 3h 48m - Tampa	Frontier Airlines	F91114 F92340
from $90 Find flight	20:22 Denver Denver International	09:21+1 день Philadelphia Philadelphia Int.	10h 59m layover 6h 22m - Chicago	Frontier Airlines	F93172 F92112
from $90 Find flight	08:15 Denver Denver International	21:43 Philadelphia Philadelphia Int.	11h 28m layover 7h 0m - Chicago	Frontier Airlines	F92210 F94368
from $94 Find flight	12:25 Denver Denver International	23:55 Philadelphia Philadelphia Int.	9h 30m layover 4h 28m - Atlanta	Frontier Airlines	F93600 F91102
from $94 Find flight	00:04 Denver Denver International	20:07 Philadelphia Philadelphia Int.	18h 3m layover 11h 51m - Orlando	Frontier Airlines	F91734 F94170
from $94 Find flight	11:04 Denver Denver International	10:31+1 день Philadelphia Philadelphia Int.	21h 27m layover 16h 32m - Raleigh	Frontier Airlines	F92440 F92060
from $99 Find flight	06:30 Denver Denver International	16:48 Philadelphia Philadelphia Int.	8h 18m layover 2h 39m - Dallas	Frontier Airlines	F91324 F92970
from $99 Find flight	00:23 Denver Denver International	23:49 Philadelphia Philadelphia Int.	21h 26m layover 15h 6m - Orlando	Frontier Airlines	F91734 F94404
from $104 Find flight	09:47 Denver Denver International	07:34+1 день Philadelphia Philadelphia Int.	19h 47m layover 13h 33m - Orlando	Frontier Airlines	F93312 F91542

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 28, 2025

Flight Schedule Denver (Colorado) to Philadelphia (Pennsylvania)

Full flight schedule will help you in detecting at what time planes fly from Denver to Philadelphia. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
10:16 — 15:55	10:16 — 15:55 UA2437 United Airlines Denver — Philadelphia	3h 39m	Find flight from$150
10:17 — 15:56	10:17 — 15:56 UA1575 United Airlines Denver — Philadelphia	3h 39m	Find flight from$100
10:25 — 16:04	10:25 — 16:04 UA2679 United Airlines Denver — Philadelphia	3h 39m	Find flight from$149
10:25 — 16:04	10:25 — 16:04 UA2637 United Airlines Denver — Philadelphia	3h 39m	Find flight from$189
13:45 — 19:20	13:45 — 19:20 UA1973 United Airlines Denver — Philadelphia	3h 35m	Find flight from$100
17:31 — 23:06	17:31 — 23:06 UA360 United Airlines Denver — Philadelphia	3h 35m	Find flight from$100
23:15 — 04:49 +1 day	23:15 — 04:49 F93340 Frontier Airlines Denver — Philadelphia	3h 34m	Find flight from$75
23:59 — 05:35 +1 day	23:59 — 05:35 UA1218 United Airlines Denver — Philadelphia	3h 36m	Find flight from$102
00:04 — 20:07	00:20 — 06:03 F91734 Frontier Airlines Denver — Orlando 11h 51m stop 18:52 — 21:32 F94170 Frontier Airlines Orlando — Philadelphia	18h 3m including layover	Find flight from$94
00:59 — 09:54	23:49 — 04:52 F93294 Frontier Airlines Denver — Atlanta 1h 33m stop 12:06 — 14:07 F93210 Frontier Airlines Atlanta — Philadelphia	6h 55m including layover	Find flight from$51
05:10 — 16:39	05:10 — 08:35 UA320 United Airlines Denver — Houston 3h 43m stop 12:18 — 16:39 UA2196 United Airlines Houston — Philadelphia	9h 29m including layover	Find flight from$161
06:00 — 19:23	06:00 — 11:47 F93312 Frontier Airlines Denver — Orlando 4h 53m stop 16:40 — 19:23 F93856 Frontier Airlines Orlando — Philadelphia	11h 23m including layover	Find flight from$139
06:30 — 16:48	06:06 — 09:11 F91324 Frontier Airlines Denver — Dallas 2h 39m stop 12:14 — 16:48 F92970 Frontier Airlines Dallas — Philadelphia	8h 18m including layover	Find flight from$99
07:45 — 16:39	07:45 — 11:12 UA1720 United Airlines Denver — Houston 1h 6m stop 12:18 — 16:39 UA2196 United Airlines Houston — Philadelphia	6h 54m including layover	Find flight from$161
08:15 — 21:43	17:26 — 20:53 F92210 Frontier Airlines Denver — Chicago 7h stop 20:52 — 23:56 F94368 Frontier Airlines Chicago — Philadelphia	11h 28m including layover	Find flight from$90
08:52 — 19:33	09:08 — 14:53 F93312 Frontier Airlines Denver — Orlando 2h 7m stop 09:01 — 11:37 F92416 Frontier Airlines Orlando — Philadelphia	8h 41m including layover	Find flight from$100
09:47 — 07:34 +1 day	09:08 — 14:53 F93312 Frontier Airlines Denver — Orlando 13h 33m stop 05:05 — 07:40 F91542 Frontier Airlines Orlando — Philadelphia	19h 47m including layover	Find flight from$104
09:47 — 18:50	06:00 — 11:44 F93312 Frontier Airlines Denver — Orlando 42m stop 20:59 — 23:48 F94404 Frontier Airlines Orlando — Philadelphia	7h 3m including layover	Find flight from$107
10:17 — 11:02 +1 day	10:17 — 13:18 SY652 Sun Country Airlines Denver — Minneapolis 18h 6m stop 07:24 — 11:02 SY1675 Sun Country Airlines Minneapolis — Philadelphia	22h 45m including layover	Find flight from$147
11:04 — 10:31 +1 day	10:59 — 16:32 F92440 Frontier Airlines Denver — Raleigh 16h 32m stop 09:10 — 10:41 F92060 Frontier Airlines Raleigh — Philadelphia	21h 27m including layover	Find flight from$94
11:04 — 21:22	10:59 — 16:32 F92440 Frontier Airlines Denver — Raleigh 3h 21m stop 19:52 — 21:24 F92072 Frontier Airlines Raleigh — Philadelphia	8h 18m including layover	Find flight from$100
12:05 — 05:46 +1 day	09:44 — 10:51 F91993 Frontier Airlines Denver — Las Vegas 8h 43m stop 21:47 — 05:38 F91602 Frontier Airlines Las Vegas — Philadelphia	15h 41m including layover	Find flight from$111
12:25 — 23:55	12:25 — 17:23 F93600 Frontier Airlines Denver — Atlanta 4h 28m stop 21:51 — 23:55 F91102 Frontier Airlines Atlanta — Philadelphia	9h 30m including layover	Find flight from$94
13:30 — 22:26	13:30 — 16:58 UA1116 United Airlines Denver — Houston 1h 7m stop 18:05 — 22:26 UA1663 United Airlines Houston — Philadelphia	6h 56m including layover	Find flight from$155
14:37 — 05:46 +1 day	14:00 — 15:12 F92349 Frontier Airlines Denver — Las Vegas 6h 5m stop 23:00 — 06:38 F91602 Frontier Airlines Las Vegas — Philadelphia	13h 9m including layover	Find flight from$111
14:45 — 00:14 +1 day	14:44 — 18:24 UA1023 United Airlines Denver — Chicago 2h 39m stop 21:23 — 00:30 UA2487 United Airlines Chicago — Philadelphia	7h 29m including layover	Find flight from$165
16:10 — 00:37 +1 day	16:10 — 19:50 UA213 United Airlines Denver — Chicago 1h 38m stop 21:28 — 00:37 UA2487 United Airlines Chicago — Philadelphia	6h 27m including layover	Find flight from$171
16:17 — 00:14 +1 day	16:17 — 19:57 UA1224 United Airlines Denver — Chicago 1h 8m stop 21:05 — 00:14 UA2487 United Airlines Chicago — Philadelphia	5h 57m including layover	Find flight from$165
17:59 — 11:10 +1 day	17:01 — 20:02 SY656 Sun Country Airlines Denver — Minneapolis 10h 36m stop 07:30 — 11:04 SY1775 Sun Country Airlines Minneapolis — Philadelphia	15h 11m including layover	Find flight from$129
18:07 — 11:02 +1 day	18:07 — 21:08 SY658 Sun Country Airlines Denver — Minneapolis 10h 16m stop 07:24 — 11:02 SY1675 Sun Country Airlines Minneapolis — Philadelphia	14h 55m including layover	Find flight from$117
18:10 — 05:49 +1 day	17:46 — 18:55 F94967 Frontier Airlines Denver — Las Vegas 2h 39m stop 21:47 — 05:38 F91602 Frontier Airlines Las Vegas — Philadelphia	9h 39m including layover	Find flight from$100
19:00 — 11:10 +1 day	18:54 — 21:58 SY658 Sun Country Airlines Denver — Minneapolis 9h 35m stop 07:36 — 11:11 SY1775 Sun Country Airlines Minneapolis — Philadelphia	14h 10m including layover	Find flight from$129
20:21 — 11:43 +1 day	20:22 — 23:52 F93174 Frontier Airlines Denver — Chicago 8h 25m stop 11:36 — 14:44 F92112 Frontier Airlines Chicago — Philadelphia	13h 22m including layover	Find flight from$166
20:22 — 09:21 +1 day	20:31 — 00:10 F93172 Frontier Airlines Denver — Chicago 6h 22m stop 20:27 — 23:53 F92112 Frontier Airlines Chicago — Philadelphia	10h 59m including layover	Find flight from$90
23:59 — 11:57 +1 day	23:58 — 05:33 F91114 Frontier Airlines Denver — Tampa 3h 48m stop 11:57 — 14:40 F92340 Frontier Airlines Tampa — Philadelphia	9h 58m including layover	Find flight from$90
07:00 — 17:10 +1 day	07:00 — 09:57 SY1610 Sun Country Airlines Denver — Minneapolis 22h 3m stop 08:00 — 10:39 SY1981 Sun Country Airlines Minneapolis — Detroit 4h 55m stop 15:34 — 17:10 NK1013 Spirit Airlines Detroit — Philadelphia	32h 10m including layover	Find flight from$150
19:00 — 22:21 +1 day	19:00 — 22:01 SY658 Sun Country Airlines Denver — Minneapolis 17h 11m stop 15:12 — 17:53 SY1907 Sun Country Airlines Minneapolis — Detroit 2h 52m stop 20:45 — 22:21 NK1072 Spirit Airlines Detroit — Philadelphia	25h 21m including layover	Find flight from$159

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 28, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Denver to Philadelphia depends on and how to choose the most interesting flight option for you.

Distance between Denver and Philadelphia is 2500 miles. Time difference between the cities is 2h. Airplanes depart 00:04 to 23:59 from 2 Denver airports and arrive 00:04 to 23:59 to 4 Philadelphia airports. Average flight time is 3h 38m.

The fastest flight 3h 34m
Average flight time 3h 38m
The earliest flight 00:04
The latest flight 23:59
Distance 1554 ml

The cheapest months to travel to Philadelphia are november (from 69 $), july (from 69 $), january (from 97 $).

The most expensive months are december (from 171 $), october (from 126 $), september (from 120 $).

What is the lowest airfare Denver to Philadelphia?

The cheapest plane ticket found by our users is $51. This airfare is for economy class on one-way F93294 flight by Frontier Airlines for July 2, 2025 which leaves Denver International in Denver at 00:59 am and arrives at Philadelphia Philadelphia Int. at 09:54.

Economy class

$51

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Business class

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First class

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Popular Airlines on the Route

The flight Denver — Philadelphia is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by United Airlines - 72 departures per week at the price of from $ 100 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 408.

Direct flights

There are 8 nonstop flights on the route. The fastest direct flight is F93340 by Frontier Airlines takes 3h 34m and the cheapest is F93294 by Frontier Airlines for $75.

UA - United Airlines

from $100

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F9 - Frontier Airlines

from $75

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Connecting Flights

There are 193 flights with layovers on the route. The fastest connecting flight is UA798 by United Airlines takes 5h 20m and the cheapest is F93294 by Frontier Airlines for $51.

UA - United Airlines

from $155

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AS - Alaska Airlines

from $183

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F9 - Frontier Airlines

from $51

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SY - Sun Country Airlines

from $117

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HA - Hawaiian Airlines

from $177

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G4 - Allegiant Air

from $167

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Airports

You can fly from Denver to Philadelphia from 2 airports (Denver International, Arapahoe Co).

Denver airports

Denver International-DEN

from $51
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Arapahoe Co-APA

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Philadelphia airports

Philadelphia Int.-PHL

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North Philadelphia-PNE

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Mustin Alf-MUV

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Philadelphia Sea Plane Base-PSQ

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Airplanes

There are flights to Philadelphia from Denver by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Denver

You may also consider searching for discounted plane tickets to some other popular places from Denver within United States.

Denver — Las Vegas

from $70

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Denver — Phoenix

from $59

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Denver — Boston

from $68

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Denver — Seattle

from $75

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Denver — Orlando

from $74

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Denver — Chicago

from $66

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Denver — Miami

from $68

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Denver — Tampa

from $57

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Denver — Los Angeles

from $17

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Denver — Houston

from $67

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Top International Destinations from Denver

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Denver — Cancun

from $66

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Denver — London

from $63

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Denver — Tokyo

from $75

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Denver — Vancouver

from $60

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Denver — Toronto

from $60

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Denver — Paris

from $75

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Denver — Mexico City

from $66

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Denver — Calgary

from $68

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Denver — Dublin

from $69

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Denver — San Jose

from $72

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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