$136 Find Cheap Flights from Philadelphia to Fort Collins - Compare and Save

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Flight Deals

Cheap Flights from Philadelphia to Fort Collins (PHL-DEN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Fort Collins

Sat, Dec 19 - Wed, Jan 6
Frontier Logo
10:20 pm - 9:49 amPHL  Philadelphia-DEN Denver Intl
13h 29m1 stop Orlando
Frontier Logo
7:18 am - 1:11 pmDEN  Denver Intl-PHL Philadelphia
27h 53m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson
$238Frontier
Fri, Feb 19 - Wed, Feb 24
Frontier Logo
6:37 pm - 7:08 amPHL  Philadelphia-DEN Denver Intl
14h 31m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:15 pm - 12:28 amDEN  Denver Intl-PHL Philadelphia
25h 13m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson
$238Frontier
Mon, Dec 7 - Thu, Dec 10
Multiple Airlines Logo
7:25 pm - 9:55 pmPHL  Philadelphia-DEN Denver Intl
28h 30m2 stops Tampa St. Petersburg Dallas/Fort Worth
Multiple Airlines Logo
11:59 pm - 9:00 amDEN  Denver Intl-PHL Philadelphia
7h 01m1 stop Orlando
$252Multiple Airlines
Mon, Dec 7 - Sat, Dec 12
Multiple Airlines Logo
7:25 pm - 9:55 pmPHL  Philadelphia-DEN Denver Intl
28h 30m2 stops Tampa St. Petersburg Dallas/Fort Worth
Multiple Airlines Logo
9:00 am - 11:11 pmDEN  Denver Intl-PHL Philadelphia
12h 11m1 stop Atlanta Hartsfield-Jackson
$257Multiple Airlines
Tue, Jan 26 - Sat, Jan 30
American Airlines Logo
8:53 am - 11:24 amPHL  Philadelphia-DEN Denver Intl
4h 31mnonstop
American Airlines Logo
2:41 pm - 8:22 pmDEN  Denver Intl-PHL Philadelphia
3h 41mnonstop
$279American Airlines
Sat, Dec 5 - Tue, Dec 8
American Airlines Logo
8:52 am - 11:23 amPHL  Philadelphia-DEN Denver Intl
4h 31mnonstop
American Airlines Logo
12:08 pm - 5:40 pmDEN  Denver Intl-PHL Philadelphia
3h 32mnonstop
$279American Airlines
Sat, Jan 16 - Tue, Jan 19
United Airlines Logo
3:27 pm - 5:54 pmPHL  Philadelphia-DEN Denver Intl
4h 27mnonstop
United Airlines Logo
6:00 pm - 11:37 pmDEN  Denver Intl-PHL Philadelphia
3h 37mnonstop
$279United Airlines
Wed, Jan 20 - Sat, Jan 23
United Airlines Logo
7:46 am - 10:15 amPHL  Philadelphia-DEN Denver Intl
4h 29mnonstop
United Airlines Logo
6:00 pm - 11:37 pmDEN  Denver Intl-PHL Philadelphia
3h 37mnonstop
$279United Airlines
Sat, Jan 9 - Tue, Jan 19
Southwest Logo
3:40 pm - 5:55 pmPHL  Philadelphia-DEN Denver Intl
4h 15mnonstop
Southwest Logo
6:45 pm - 12:15 amDEN  Denver Intl-PHL Philadelphia
3h 30mnonstop
$279Southwest
Tue, Jan 12 - Wed, Jan 13
Southwest Logo
5:15 pm - 7:30 pmPHL  Philadelphia-DEN Denver Intl
4h 15mnonstop
Southwest Logo
11:10 am - 4:40 pmDEN  Denver Intl-PHL Philadelphia
3h 30mnonstop
$279Southwest
Useful Info

Good to know

Low season

January

Cheapest flight

$136
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly with an average 5% increase in price.
Flight from Philadelphia to Denver

When to book flights from Philadelphia to Fort Collins

Are your dates flexible? Find out the best times to travel from Philadelphia to Fort Collins based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

FAQs for booking flights from Philadelphia to Fort Collins

  • Which airports will I be using when flying from Philadelphia to Fort Collins?

    When flying out of Philadelphia you’ll be using Philadelphia. Fort Collins does not have its own airport so you’ll be flying into nearby Denver Intl airport, which is 54.6 mi away.

  • How long does a flight from Philadelphia to Fort Collins take?

    Direct flights cover the 1,553 miles separating Philadelphia and Fort Collins in about 4h 10m.

  • How many flights are there between Philadelphia and Fort Collins?

    19 direct flights run between Philadelphia and Fort Collins on a daily basis. On average, there are about 138 departures each week.

  • What’s the cheapest day of the week to fly between Philadelphia and Fort Collins?

    Consider leaving on a Thursday and avoid Saturdays if you are looking for the best rates. For your return to Philadelphia, you’ll find the best rates on Saturdays and the most expensive ones on Mondays.

  • How does KAYAK find such low prices on flights from Philadelphia to Fort Collins?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Philadelphia to Fort Collins.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Philadelphia to Fort Collins?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Fort Collins from Philadelphia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Philadelphia to Fort Collins?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Fort Collins with an airline and back to Philadelphia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Philadelphia to Fort Collins?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Fort Collins from Philadelphia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • Which airlines provide the cheapest flights from Philadelphia to Fort Collins?

    In the last 5 days, the cheapest one-way ticket between Philadelphia and Fort Collins found on KAYAK was with Frontier for $64. Frontier offered a round-trip connection from $98 and JetBlue from $220.

Top tips for finding cheap flights from Philadelphia to Fort Collins

  • There is no airport in Fort Collins. Instead, you’ll be flying into Denver Airport when flying between Philadelphia and Fort Collins.
  • The cheapest flight from Philadelphia to Fort Collins was found 44 days before departure, on average.
  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be May, June and July. The cheapest month to fly is April.

More options for your flight from Philadelphia to Fort Collins

Complete your trip to Fort Collins with a hotel stay or car rental