$110 Find Cheap Flights from Philadelphia to Colorado - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Philadelphia to Colorado departing on 8/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Cheap Flights from Philadelphia to Colorado

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Denver
Denver1 stop$253
Aspen
Aspen1 stop$385
Vail
Vail1 stop$311
Grand Junction
Grand Junction1 stop$351
Durango
Durango1 stop$358
Montrose
Montrose1 stop$231
Hayden
Hayden1 stop$322
Gunnison
Gunnison1 stop$399
Alamosa
Alamosa1 stop$658
Cortez
Cortez2 stops$656
Denver
Denver1 stop$253
Aspen
Aspen1 stop$385
Vail
Vail1 stop$311
Grand Junction
Grand Junction1 stop$351
Durango
Durango1 stop$358
Montrose
Montrose1 stop$231
Hayden
Hayden1 stop$322
Gunnison
Gunnison1 stop$399
Alamosa
Alamosa1 stop$658
Cortez
Cortez2 stops$656

Book Cheap Philadelphia to Colorado Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Philadelphia to Colorado that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Colorado

Tue, Aug 11 - Thu, Aug 13
American Airlines Logo
5:00 am - 9:18 am
PHL
-
COS
6h 18m
1 stop
American Airlines Logo
3:51 pm - 12:19 am
COS
-
PHL
6h 28m
1 stop
$219American Airlines
Wed, Aug 26 - Tue, Sep 1
Southwest Logo
1:45 pm - 5:00 pm
PHL
-
COS
5h 15m
1 stop
Southwest Logo
1:15 pm - 8:55 pm
COS
-
PHL
5h 40m
1 stop
$226Southwest
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
6:16 am - 2:27 pm
PHL
-
MTJ
10h 11m
2 stops
United Airlines Logo
1:42 pm - 12:59 am
MTJ
-
PHL
9h 17m
2 stops
$241United Airlines
Sat, Aug 22 - Tue, Aug 25
Delta Logo
5:16 pm - 9:38 pm
PHL
-
COS
6h 22m
1 stop
Delta Logo
11:27 am - 11:26 pm
COS
-
PHL
9h 59m
2 stops
$242Delta
Sat, Aug 22 - Tue, Aug 25
Delta Logo
12:26 pm - 9:38 pm
PHL
-
COS
11h 12m
2 stops
Delta Logo
8:10 am - 11:26 pm
COS
-
PHL
13h 16m
2 stops
$247Delta
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
10:05 am - 2:27 pm
PHL
-
MTJ
6h 22m
1 stop
United Airlines Logo
1:42 pm - 12:59 am
MTJ
-
PHL
9h 17m
2 stops
$251United Airlines
Sat, Aug 1 - Mon, Aug 3
Frontier Logo
4:30 pm - 10:28 pm
PHL
-
DEN
7h 58m
1 stop
Frontier Logo
11:59 pm - 12:22 pm
DEN
-
PHL
10h 23m
1 stop
$253Frontier
Tue, Aug 4 - Wed, Aug 12
Frontier Logo
12:44 pm - 2:58 pm
PHL
-
DEN
4h 14mnonstop
Frontier Logo
11:52 pm - 10:55 pm
DEN
-
PHL
21h 03m
1 stop
$254Frontier
Sat, Sep 26 - Wed, Sep 30
Multiple Airlines Logo
6:00 am - 11:55 am
PHL
-
DEN
7h 55m
1 stop
Multiple Airlines Logo
11:59 pm - 11:33 am
DEN
-
PHL
9h 34m
1 stop
$255Multiple Airlines
Thu, Aug 6 - Wed, Aug 12
Multiple Airlines Logo
12:44 pm - 2:58 pm
PHL
-
DEN
4h 14mnonstop
Multiple Airlines Logo
11:37 pm - 8:22 am
DEN
-
PHL
6h 45m
1 stop
$256Multiple Airlines
Booking Insights

KAYAK's insights & trends for Philadelphia to Colorado flights

Get data-powered insights and trends into flights from Philadelphia to Colorado to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Philadelphia to Colorado?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Philadelphia to Colorado departing in August.

What is the cheapest Philadelphia to Colorado flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest ticket to Colorado from Philadelphia found in the last 5 days was to Denver, at $234 round-trip. The most popular route is from Philadelphia (PHL) to Denver (DEN), and the cheapest round-trip airline ticket found on this route in the last 5 days was $234.

What is the cheapest time of day to fly to Colorado?

The average price for all round-trip flights from Philadelphia to Colorado depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Colorado is generally at night, when round-trip flights cost $276 on average. Morning departures are around 6% cheaper than evening flights, on average. The most expensive time of day to fly to Colorado is generally in the evening, which is peak travel time and where the average cost of a ticket is $440.

Can I save money by flying with a layover from Philadelphia to Colorado?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of $385, prices are generally cheapest when you fly direct.

What is the cheapest month to fly from Philadelphia to Colorado?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Philadelphia to Colorado, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Philadelphia to Colorado is December, when tickets cost $77 (return) on average. On the other hand, the most expensive months are January and March, when the average cost of round-trip tickets is $590 and $548 respectively.

What’s the cheapest day of the week to fly from Philadelphia to Colorado?

The average price of all round-trip flights from Philadelphia to Colorado clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Colorado on a Friday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Philadelphia to Colorado. For your return ticket, we recommend flying on a Friday and avoiding Mondays for the best deals.

How far in advance should I book a flight from Philadelphia to Colorado?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Philadelphia to Colorado, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Philadelphia to Colorado, you should book around 2 weeks before departure, which saves you about 16% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Good to know

Low seasonJanuary
Cheapest flight$110
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Philadelphia to Colorado Springs

FAQs - booking Colorado flights

  • How large can a carry-on bag be on a flight from Philadelphia to Colorado?

    A good way to get around spending a small fortune on baggage fees is by only bringing a carry-on bag with you as you fly from Philadelphia to Colorado. But you will need to make sure your bag isn't too big to fit on your plane. Airlines like American Airlines will ask you to bring a carry-on bag no larger than 22 x 14 x 9 inches.

  • Are there any small airports near Philadelphia that might be good alternatives?

    If you would prefer to fly out of a smaller airport than Philadelphia International Airport (PHL), Atlantic City International Airport (ACY) might be a good option. It's not too far away from Philadelphia International Airport, and it offers flights to Denver (DEN), Vail (EGE), Aspen (ASE), and other parts of Colorado.

  • Can you get free Wi-Fi on airlines that fly from Philadelphia to Colorado?

    Most airlines will only provide first-class passengers with free Wi-Fi on flights to Colorado. But if you fly with an airline like Delta, you might be able to get Wi-Fi without paying for it. Simply sign up for the SkyMiles program and you'll get to use Delta's Wi-Fi without paying for it.

  • How can I make a flight from Philadelphia to Colorado more sustainable?

    To make sure your flight from Philadelphia to Colorado is sustainable, fly with an airline like United Airlines. United is in the process of making a push to become carbon-neutral. The airline is doing it by gradually upgrading its fleet and all the equipment it uses on the ground.

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

    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 Colorado.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Philadelphia to Colorado 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 Colorado?

    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 from Philadelphia to Colorado with an airline and back with another airline.

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

    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 from Philadelphia to Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Colorado

  • Looking for a cheap flight? 25% of our users found tickets from Philadelphia to the following destinations at these prices or less: Denver $185 one-way - $332 round-trip
  • Anyone who would like to fly from Philadelphia International Airport (PHL) to Colorado will be able to do it through a number of different airlines. Delta, Frontier, Spirit Airlines, and United Airlines all have flights that depart from here. However, because Philadelphia International Airport is a hub for American Airlines, it often offers the most flights to Colorado.
  • Outside of thinking about which airline you would like to fly with when traveling from Philadelphia to Colorado, you should also give thought to which airport you want to arrive at Denver International Airport (DEN) is where most airlines will head when en route to Colorado. But you'll also have the option to stop at Denver and catch connecting flights to other Colorado airports such as Eagle County Regional Airport (EGE) and Aspen/Pitkin County Airport (ASE).
  • If you're traveling from Philadelphia to Colorado to go skiing, you might be wondering if you can bring your ski equipment along. You'll be happy to hear that most airlines will allow you to fly with it. You will, however, need to check your ski equipment just like you would check bags and pay extra for them if you aren't flying first class.
  • Those who can swing it should try to fly first class from Philadelphia to Colorado whenever possible. In addition to the fact that you'll be able to check bags for free when you have a first-class ticket, you'll also get amenities like extra legroom and a long list of menu options when you're in first class. It'll allow you to relax as you make your way to your destination.
  • Philadelphia International Airport has places for you to kill time if you arrive early for a flight to Colorado. The Admirals Club will be open to any passengers flying with American Airlines. There are also other lounges like the American Express Centurion Lounge.

Everything you need to know for your flight from Philadelphia to Colorado

Information on your arrival and departure airports