CA $135 Cheap Flights from Philadelphia (PHL) to Denver (DEN)

View CA $135 flight on Sat, May 31, 2025Opens in a new window

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Cheap flights from Philadelphia (PHL) to Denver (DEN)

Prices were available within the past 7 days and start at CA $135 for one-way flights and CA $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed., May 28 - Sat., May 31
PHL
Philadelphia
DEN
Denver
CA $317 Roundtrip, found 2 days ago
CA $317
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed., May 28 from Philadelphia to Denver, returning Sat., May 31, priced at CA $317 found 2 days ago
Delta
Sat., May 17 - Sat., May 24
PHL
Philadelphia
DEN
Denver
CA $350 Roundtrip, found 3 days ago
CA $350
Roundtrip
found 3 days ago
Select Delta flight, departing Sat., May 17 from Philadelphia to Denver, returning Sat., May 24, priced at CA $350 found 3 days ago
JetBlue Airways
Wed., May 28 - Tue., Jun. 3
PHL
Philadelphia
DEN
Denver
CA $355 Roundtrip, found 2 days ago
CA $355
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed., May 28 from Philadelphia to Denver, returning Tue., Jun. 3, priced at CA $355 found 2 days ago
Delta
Thu., Jul. 17 - Tue., Jul. 22
PHL
Philadelphia
DEN
Denver
CA $373 Roundtrip, found 3 days ago
CA $373
Roundtrip
found 3 days ago
Select Delta flight, departing Thu., Jul. 17 from Philadelphia to Denver, returning Tue., Jul. 22, priced at CA $373 found 3 days ago
Delta
Thu., Jul. 17 - Tue., Jul. 22
PHL
Philadelphia
DEN
Denver
CA $378 Roundtrip, found 3 days ago
CA $378
Roundtrip
found 3 days ago
Select Delta flight, departing Thu., Jul. 17 from Philadelphia to Denver, returning Tue., Jul. 22, priced at CA $378 found 3 days ago
JetBlue Airways
Wed., May 28 - Fri., May 30
PHL
Philadelphia
DEN
Denver
CA $382 Roundtrip, found 2 days ago
CA $382
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed., May 28 from Philadelphia to Denver, returning Fri., May 30, priced at CA $382 found 2 days ago
Delta
Thu., May 29 - Sat., May 31
PHL
Philadelphia
DEN
Denver
CA $384 Roundtrip, found 2 days ago
CA $384
Roundtrip
found 2 days ago
Select Delta flight, departing Thu., May 29 from Philadelphia to Denver, returning Sat., May 31, priced at CA $384 found 2 days ago
American Airlines
Fri., May 30 - Sun., Jun. 1
PHL
Philadelphia
DEN
Denver
CA $385 Roundtrip, found 2 days ago
CA $385
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri., May 30 from Philadelphia to Denver, returning Sun., Jun. 1, priced at CA $385 found 2 days ago
United
Fri., May 30 - Sun., Jun. 1
PHL
Philadelphia
DEN
Denver
CA $481 Roundtrip, found 2 days ago
CA $481
Roundtrip
found 2 days ago
Select United flight, departing Fri., May 30 from Philadelphia to Denver, returning Sun., Jun. 1, priced at CA $481 found 2 days ago
Alaska Airlines
Sat., Oct. 11 - Sun., Oct. 19
PHL
Philadelphia
DEN
Denver
CA $1,008 Roundtrip, found 2 days ago
CA $1,008
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat., Oct. 11 from Philadelphia to Denver, returning Sun., Oct. 19, priced at CA $1,008 found 2 days ago
Flight from Philadelphia to Denver (PHL - DEN) route information
Origin airport
Philadelphia Intl.
Destination airport
Denver Intl.
Roundtrip price
CA $316
Distance
2485 km

Philadelphia to Denver Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from Philadelphia to Denver with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from PHL to DEN and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from Philadelphia to Denver on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from PHL to DEN. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Denver flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

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 CA $317. 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.

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