Cheap Flights from Philadelphia (PHL) to Denver (DEN) from HK$1,078~

View HK$1,078 flight on Mon, 23 Feb 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN)

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Find Cheap Flights from Philadelphia (PHL) to Denver (DEN)

Prices were available within the past 7 days and start at HK$1,078 for one-way flights and HK$2,123 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,123 Return, found 4 days ago
HK$2,123
Return
found 4 days ago
Select Delta flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,123 found 4 days ago
Delta
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,359 Return, found 4 days ago
HK$2,359
Return
found 4 days ago
Select Delta flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,359 found 4 days ago
United
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,360 Return, found 4 days ago
HK$2,360
Return
found 4 days ago
Select United flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,360 found 4 days ago
Delta
Mon, 17 Nov - Wed, 19 Nov
PHL
Philadelphia
DEN
Denver
HK$2,370 Return, found 4 days ago
HK$2,370
Return
found 4 days ago
Select Delta flight, departing Mon, 17 Nov from Philadelphia to Denver, returning Wed, 19 Nov, priced at HK$2,370 found 4 days ago
Delta
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,402 Return, found 4 days ago
HK$2,402
Return
found 4 days ago
Select Delta flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,402 found 4 days ago
American Airlines
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,403 Return, found 4 days ago
HK$2,403
Return
found 4 days ago
Select American Airlines flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,403 found 4 days ago
Delta
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,521 Return, found 4 days ago
HK$2,521
Return
found 4 days ago
Select Delta flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,521 found 4 days ago
Delta
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,553 Return, found 4 days ago
HK$2,553
Return
found 4 days ago
Select Delta flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,553 found 4 days ago
United
Mon, 23 Feb - Wed, 25 Feb
PHL
Philadelphia
DEN
Denver
HK$2,595 Return, found 4 days ago
HK$2,595
Return
found 4 days ago
Select United flight, departing Mon, 23 Feb from Philadelphia to Denver, returning Wed, 25 Feb, priced at HK$2,595 found 4 days ago
Delta
Mon, 17 Nov - Wed, 19 Nov
PHL
Philadelphia
DEN
Denver
HK$2,606 Return, found 4 days ago
HK$2,606
Return
found 4 days ago
Select Delta flight, departing Mon, 17 Nov from Philadelphia to Denver, returning Wed, 19 Nov, priced at HK$2,606 found 4 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Denver (DEN)

March is typically the cheapest month to fly

From HK$723 - HK$3,360 per traveller.

Frequently asked questions

How much is a flight from PHL to Denver Intl. Airport (DEN)?
The lowest price advertised for a round-trip flight between Philadelphia Intl. Airport (PHL) and DIA airport is HK$2,123. But you better act soon. This price is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PHL to DIA airport?
Every air carrier has its own terms and conditions. If you decide to cancel your vacation, visit our Customer Service Portal.
How do I find cheap flights from Philadelphia Intl. Airport (PHL) to DIA airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PHL to DIA airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PHL to Denver Airport?
The flying distance between Philadelphia Airport and DEN is 2,500 kilometers. Listen to some music or bury your nose in a book and the journey will zip by.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN)?
With a good range of airlines to pick from, you should be able to find the perfect flight from Philadelphia Airport to Denver Airport in just a few easy clicks. Here's a list of the top carriers with services between these airports:

  • United Airlines - (UA) with 60 monthly flights
  • Frontier Airlines - (F9) with 47 monthly flights
  • American Airlines - (AA) with 39 monthly flights
  • Southwest Airlines - (WN) with 30 monthly flights

Are Philadelphia Intl. Airport (PHL) to Denver Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so there are no guarantees. While last-minute deals between Philadelphia Airport and Denver Intl. Airport (DEN) are of course possible, it's also a good idea to monitor prices well before you fly. In fact, some air carriers publish their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to grab your seat when prices drop.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Denver Intl.
Return price
HK$2,123
Distance
2485 km
Average flight time
2 hours 33 mins

Book with confidence

Flights from Philadelphia to Denver

Book cheap flights from Philadelphia (PHL) to Denver (DEN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Philadelphia (PHL) to Denver (DEN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Philadelphia (PHL) to Denver (DEN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Denver flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Denver and things to do in Denver for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Denver more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Denver is HK$1,078 now!

 

Flights from Philadelphia to Denver

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