How many flights depart from Philadelphia to Colorado on average per day?

The number of flights available between Philadelphia and Colorado is 14 per day as of July 2026. The most frequent departure time is 4:00PM, with 46% of daily flights leaving in the afternoon.

What is the cheapest airline that flies from Philadelphia to Colorado?

Southwest, Delta, and United Airlines are the most popular carriers operating from Philadelphia to Colorado

How many flights depart from Philadelphia to Colorado on average per week?

104 flights are operational weekly from Philadelphia to Colorado as of July 2026. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

What airlines fly to Colorado?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Colorado from Philadelphia according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Philadelphia Airport to Colorado?

Prices for flights from Philadelphia Airport to Colorado are updated daily.

How many operators does momondo search for flights from Philadelphia Airport to Colorado?

The number of operators available for flights from Philadelphia Airport to Colorado is 6 as of July 2026.

How old do you have to be to fly from Philadelphia Airport to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Colorado.

What documentation or ID do you need to fly to Colorado?

The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$126 Cheap Flights from Philadelphia to Colorado in 2026

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Find the cheapest flights from Philadelphia to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:43 pm - 10:33 pm

PHL

DEN

11h 50m

1 stop

11:59 pm - 5:36 am

DEN

PHL

3h 37mnonstop

$233Frontier

Wed, Sep 9 - Mon, Sep 14

6:00 am - 3:23 pm

PHL

COS

11h 23m

1 stop

4:18 pm - 1:12 pm

COS

PHL

18h 54m

2 stops

$234Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

4:30 pm - 2:50 pm

PHL

DEN

48h 20m

2 stops

11:59 pm - 5:39 am

DEN

PHL

3h 40mnonstop

$234Frontier

Thu, Aug 6 - Mon, Aug 10

4:30 pm - 2:50 pm

PHL

DEN

48h 20m

2 stops

11:59 pm - 5:39 am

DEN

PHL

3h 40mnonstop

$235Frontier

Thu, Aug 6 - Mon, Aug 10

5:00 am - 9:47 am

PHL

EGE

6h 47m

1 stop

2:08 pm - 10:51 pm

EGE

PHL

6h 43m

1 stop

$311American Airlines

Sun, Aug 16 - Tue, Aug 25

3:48 pm - 8:54 pm

PHL

DRO

7h 06m

1 stop

11:19 am - 7:33 pm

DRO

PHL

6h 14m

1 stop

$338United Airlines

Sat, Sep 19 - Sat, Sep 26

1:30 pm - 8:54 pm

PHL

DRO

9h 24m

2 stops

1:37 pm - 11:20 pm

DRO

PHL

7h 43m

1 stop

$344United Airlines

Sat, Sep 19 - Sat, Sep 26

5:00 am - 9:47 am

PHL

EGE

6h 47m

1 stop

8:00 am - 6:55 pm

EGE

PHL

8h 55m

1 stop

$345American Airlines

Mon, Sep 7 - Thu, Sep 10

1:05 pm - 7:20 pm

PHL

MTJ

8h 15m

1 stop

9:05 am - 9:45 pm

MTJ

PHL

10h 40m

2 stops

$362Southwest

Fri, Sep 25 - Tue, Sep 29

1:05 pm - 7:20 pm

PHL

MTJ

8h 15m

1 stop

9:05 am - 4:30 pm

MTJ

PHL

5h 25m

1 stop

$365Southwest

Fri, Sep 25 - Tue, Sep 29

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Frontier flights from Philadelphia to Colorado

Our best Frontier deals on Philadelphia to Colorado flight tickets

Frontier

Sep 9

PHL12:43 pmPhiladelphia

11h 50m

1 stop

DEN10:33 pmDenver Intl

Sep 21

DEN11:59 pmDenver Intl

3h 37m

PHL5:36 amPhiladelphia

$233

Frontier

Aug 5

PHL4:30 pmPhiladelphia

18h 33m

1 stop

DEN9:03 amDenver Intl

Aug 11

DEN6:30 amDenver Intl

22h 45m

1 stop

PHL7:15 amPhiladelphia

$234

Frontier

Aug 6

PHL4:30 pmPhiladelphia

48h 20m

2 stops

DEN2:50 pmDenver Intl

Aug 10

DEN11:59 pmDenver Intl

3h 40m

PHL5:39 amPhiladelphia

$235

American Airlines flights from Philadelphia to Colorado

Our best American Airlines deals on Philadelphia to Colorado flight tickets

American Airlines

Aug 16

PHL5:00 amPhiladelphia

6h 47m

1 stop

EGE9:47 amVail Eagle County

Aug 25

EGE2:08 pmVail Eagle County

6h 43m

1 stop

PHL10:51 pmPhiladelphia

$311

American Airlines

Sep 7

PHL5:00 amPhiladelphia

6h 47m

1 stop

EGE9:47 amVail Eagle County

Sep 10

EGE8:00 amVail Eagle County

8h 55m

1 stop

PHL6:55 pmPhiladelphia

$345

American Airlines

Sep 12

PHL7:00 amPhiladelphia

8h 26m

1 stop

MTJ1:26 pmMontrose County

Sep 14

MTJ2:21 pmMontrose County

8h 01m

1 stop

PHL12:22 amPhiladelphia

$351

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Wed 9/9

12:43 pm-10:33 pm

1 stop11h 50m

Denver Intl

Mon 9/14

11:59 pm-5:36 am

Nonstop3h 37m

$233

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Mon 10/12

6:00 am-3:23 pm

1 stop11h 23m

Colorado Springs

Mon 10/19

4:18 pm-1:12 pm

2 stops18h 54m

$234

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Thu 8/6

4:30 pm-2:50 pm

2 stops48h 20m

Denver Intl

Mon 8/10

11:59 pm-5:39 am

Nonstop3h 40m

$234

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Thu 8/6

4:30 pm-2:50 pm

2 stops48h 20m

Denver Intl

Mon 8/10

11:59 pm-5:39 am

Nonstop3h 40m

$235

PhiladelphiaVail

PHL - EGE

PHLEGE

Philadelphia

Sun 8/16

5:00 am-9:47 am

1 stop6h 47m

Vail Eagle County

Tue 8/25

2:08 pm-10:51 pm

1 stop6h 43m

$311

Quickest round-trip

PhiladelphiaDurango

PHL - DRO

PHLDRO

Philadelphia

Sat 9/19

3:48 pm-8:54 pm

1 stop7h 06m

Durango La Plata County

Sat 9/26

11:19 am-7:33 pm

1 stop6h 14m

$338

PhiladelphiaDurango

PHL - DRO

PHLDRO

Philadelphia

Sat 9/19

1:30 pm-8:54 pm

2 stops9h 24m

Durango La Plata County

Sat 9/26

1:37 pm-11:20 pm

1 stop7h 43m

$344

PhiladelphiaVail

PHL - EGE

PHLEGE

Philadelphia

Mon 9/7

5:00 am-9:47 am

1 stop6h 47m

Vail Eagle County

Thu 9/10

8:00 am-6:55 pm

1 stop8h 55m

$345

PhiladelphiaMontrose

PHL - MTJ

PHLMTJ

Philadelphia

Fri 9/25

1:05 pm-7:20 pm

1 stop8h 15m

Montrose County

Tue 9/29

9:05 am-9:45 pm

2 stops10h 40m

$362

PhiladelphiaMontrose

PHL - MTJ

PHLMTJ

Philadelphia

Fri 9/25

1:05 pm-7:20 pm

1 stop8h 15m

Montrose County

Tue 9/29

9:05 am-4:30 pm

1 stop5h 25m

$365

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of December is, on average, the cheapest month to fly to Colorado from Philadelphia, with most prices found around $77. The month of August is another great option to travel to Colorado, with average flight prices from Philadelphia averaging around $339.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Philadelphia to Colorado is on a Friday when prices can be found for as low as $373. On the other hand, Sunday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $453.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $277. In the afternoon is when there is more demand to fly to Colorado, so prices are often more expensive at around $442 per ticket.

What is the cheapest Philadelphia to Colorado flight route?

Fly from Philadelphia to Denver Intl for the best Philadelphia - Colorado flight prices

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

You are more likely to see cheaper flights to Colorado from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $352 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Philadelphia for as low as $274 on momondo.

What cabin class options are available on Philadelphia to Colorado flights?

There are 4 cabin classes available to choose from on Philadelphia to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Colorado flights?

You could potentially save up to 8% on your flight if you consider stops on a Philadelphia to Colorado flight.

Cheap Philadelphia to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Colorado

Best Price Found	$185
Fastest flight time	3h 58m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from Philadelphia in the past 72 hours is $185. The best round-trip flight deal from Philadelphia to Colorado found on momondo in the last 72 hours is $326.

The fastest flight from Philadelphia to Colorado takes 3h 58m

Direct flights go from Philadelphia to Colorado every day.

There are 87 airports in Colorado. From Philadelphia there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Philadelphia to Colorado

When did momondo last update prices for flights from Philadelphia Airport to Colorado?
Prices for flights from Philadelphia Airport to Colorado are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Colorado?
The number of operators available for flights from Philadelphia Airport to Colorado is 6 as of July 2026.
How old do you have to be to fly from Philadelphia Airport to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Philadelphia to Colorado?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Philadelphia to Colorado is Boeing 737-800 (24.76% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (16.11%), Boeing 737-800 Passenger/BBJ2 (winglets) (10.98%), and Airbus A320neo (10.62%).

Best airlines flying from Philadelphia to Colorado

Compare and see reviews for airlines that fly from Philadelphia to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $96	Free Cancellation	Rating 5.6 2,794 reviews	Search Frontier flights
Southwest	PriceFrom $187	Free Cancellation	Rating 8.0 4,243 reviews	Search Southwest flights
United Airlines	PriceFrom $196	Free Cancellation	Rating 7.4 10,006 reviews	Search United Airlines flights
American Airlines	PriceFrom $218	Free Cancellation	Rating 7.1 11,825 reviews	Search American Airlines flights
JetBlue	PriceFrom $220	Free Cancellation	Rating 7.1 3,012 reviews	Search JetBlue flights
Delta	PriceFrom $237	Free Cancellation	Rating 7.8 8,476 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Colorado?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Colorado. momondo saves you time and could save you money on your trip.

Can I find flights from Philadelphia to Colorado with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Colorado from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to Colorado?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado from Philadelphia.

I’m not ready to book a flight from Philadelphia to Colorado right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.

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Flights to Fort Lauderdalefrom $61

Flights to Dallasfrom $82

Cheap flights from Philadelphia to Colorado from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Colorado departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Philadelphia to Colorado

Our best Frontier deals on Philadelphia to Colorado flight tickets

American Airlines flights from Philadelphia to Colorado

Our best American Airlines deals on Philadelphia to Colorado flight tickets

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How to get the cheapest flight ticket from Philadelphia to Colorado

What is the cheapest month to fly to Colorado?

What is the cheapest day to depart on your flight to Colorado?

What is the cheapest time of day to depart on your flight to Colorado?

What is the cheapest Philadelphia to Colorado flight route?

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

What cabin class options are available on Philadelphia to Colorado flights?

Can stopping save me money on Philadelphia to Colorado flights?

What is the cheapest airline that flies from Philadelphia to Colorado?

What airlines fly to Colorado?

How many flights depart from Philadelphia to Colorado on average per day?

How many flights depart from Philadelphia to Colorado on average per week?

Cheap Philadelphia to Colorado flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from Philadelphia to Colorado

Best airlines flying from Philadelphia to Colorado

Compare and see reviews for airlines that fly from Philadelphia to Colorado with momondo

Why use momondo?

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

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