United Airlines Philadelphia to Denver Flights

Cheapflightsplus.com will find cheap United Airlines flights from Philadelphia to Denver. Compare airline ticket prices and book air tickets starting from $111 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Philadelphia (PA) — Denver (CO) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $111, two-way – $190.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
3:21 pm — 5:50 pm
3:21 pm — 5:50 pm UA299 United Airlines
Philadelphia — Denver
4h 29m
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from$243
3:40 pm — 6:02 pm
3:40 pm — 6:02 pm UA2644 United Airlines
Philadelphia — Denver
4h 22m
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from$111
8:10 am — 10:32 am
8:10 am — 10:32 am UA2383 United Airlines
Philadelphia — Denver
4h 22m
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from$133
10:10 am — 2:36 pm
10:10 am — 11:41 am UA2657 United Airlines
Philadelphia — Chicago
1h 4m stop
12:45 pm — 2:36 pm UA1491 United Airlines
Chicago — Denver
6h 26m
including layover
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from$143
10:10 am — 4:30 pm
10:10 am — 11:41 am UA2657 United Airlines
Philadelphia — Chicago
2h 58m stop
2:39 pm — 4:30 pm UA310 United Airlines
Chicago — Denver
8h 20m
including layover
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from$143
12:15 pm — 4:30 pm
12:15 pm — 1:47 pm UA2394 United Airlines
Philadelphia — Chicago
52m stop
2:39 pm — 4:30 pm UA310 United Airlines
Chicago — Denver
6h 15m
including layover
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from$143
12:44 pm — 7:51 pm
12:44 pm — 3:40 pm UA1274 United Airlines
Philadelphia — Houston
2h 25m stop
6:05 pm — 7:51 pm UA1654 United Airlines
Houston — Denver
9h 7m
including layover
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from$143
2:29 pm — 7:28 pm
2:29 pm — 3:45 pm UA4824 United Airlines
Philadelphia — Washington D.C.
1h 35m stop
5:20 pm — 7:28 pm UA2463 United Airlines
Washington D.C. — Denver
6h 59m
including layover
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from$143
2:46 pm — 7:28 pm
2:46 pm — 4:01 pm UA4617 United Airlines
Philadelphia — Washington D.C.
1h 19m stop
5:20 pm — 7:28 pm UA2463 United Airlines
Washington D.C. — Denver
6h 42m
including layover
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from$212
5:00 pm — 11:30 pm
5:00 pm — 6:30 pm UA308 United Airlines
Philadelphia — Chicago
3h 8m stop
9:38 pm — 11:30 pm UA1748 United Airlines
Chicago — Denver
8h 30m
including layover
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from$215
5:31 pm — 11:44 pm
5:31 pm — 8:43 pm UA6178 United Airlines
Philadelphia — Houston
1h 24m stop
10:07 pm — 11:44 pm UA1338 United Airlines
Houston — Denver
8h 13m
including layover
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from$143
6:00 am — 12:28 pm
6:00 am — 7:31 am UA1834 United Airlines
Philadelphia — Chicago
3h 4m stop
10:35 am — 12:28 pm UA1803 United Airlines
Chicago — Denver
8h 28m
including layover
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from$143
6:00 am — 10:35 am
6:00 am — 7:31 am UA1834 United Airlines
Philadelphia — Chicago
1h 14m stop
8:45 am — 10:35 am UA1733 United Airlines
Chicago — Denver
6h 35m
including layover
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from$212
8:00 am — 4:28 pm
8:00 am — 10:56 am UA1798 United Airlines
Philadelphia — Houston
3h 51m stop
2:50 pm — 4:32 pm UA241 United Airlines
Houston — Denver
10h 28m
including layover
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from$143
*Departure and arrival times are local. Last updated on 01/15/2025

Flight Information

There are 3 flights by United Airlines from Philadelphia to Denver every week with departures from Philadelphia Int., Mustin Alf, North Philadelphia, Philadelphia Sea Plane Base. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:10 am to 8:10 am. Nonstop flight is 4h 22m. The time difference between Philadelphia and Denver is 2h.

  • The fastest flight 4h 22m
  • Average flight time 4h 22m
  • The earliest flight 10:10 am
  • The latest flight 8:10 am
  • Distance 1554 ml

The cheapest months for traveling to Denver are january (from 111 $), february (from 111 $), december (from 188 $).

The cheapest flight by United Airlines that our users were able to find is $111. This airfare is economy class on one-way UA2644 flight for February 1, 2025 leaving Philadelphia Int. in Philadelphia at 3:40 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 2 airline carriers between Philadelphia and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from Philadelphia to Denver.

Nonstop flights

There are 5 direct flights every day from Philadelphia. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air 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 airfare.
  • 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.

    To find a plane ticket, please select dates.

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