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

As of March 2026, there are 57 flights per week flying from Colorado to Philadelphia. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.

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

8 flights are operational daily from Colorado to Philadelphia as of March 2026. The most popular departure time for this route is 7:00AM, with 49% of flights per day taking off at noon.

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

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

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in Colorado, such as Denver or Grand Junction, and flying into Philadelphia, then you can expect flight times to average 3h 40m and 6h 27m, respectively.

What airlines fly to Philadelphia?

United Airlines, Delta and Frontier are the top three most popular airlines that fly to Philadelphia from Colorado according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 6 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Colorado to Philadelphia Airport refresh daily.

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

As of March 2026, there are 6 operators available to choose from for flights from Colorado to Philadelphia Airport.

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

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 Colorado to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$100 Cheap Flights from Colorado to Philadelphia in 2026

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Find the cheapest flights from Colorado to Philadelphia

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 am - 5:51 pm

DEN

PHL

9h 41m

1 stop

8:35 pm - 11:04 pm

PHL

DEN

4h 29mnonstop

$172Frontier

Sun, Apr 19 - Thu, May 7

9:06 pm - 11:44 pm

DEN

PHL

24h 38m

1 stop

8:25 pm - 10:53 pm

PHL

DEN

4h 28mnonstop

$175Frontier

Wed, Apr 8 - Sat, Apr 11

1:14 pm - 8:53 pm

COS

PHL

5h 39m

1 stop

1:20 pm - 8:20 pm

PHL

COS

9h 00m

1 stop

$293Delta

Wed, Apr 15 - Wed, Apr 22

12:42 pm - 10:47 pm

MTJ

PHL

8h 05m

1 stop

5:00 am - 11:58 am

PHL

MTJ

8h 58m

1 stop

$309American Airlines

Sun, Apr 19 - Sun, Apr 26

12:31 pm - 11:44 pm

MTJ

PHL

9h 13m

2 stops

6:00 am - 11:43 am

PHL

MTJ

7h 43m

1 stop

$314United Airlines

Thu, May 28 - Sun, May 31

7:45 am - 5:42 pm

GJT

PHL

7h 57m

1 stop

5:30 am - 4:46 pm

PHL

GJT

13h 16m

2 stops

$334Delta

Fri, Apr 17 - Thu, Apr 23

12:41 pm - 10:47 pm

DRO

PHL

8h 06m

1 stop

3:58 pm - 9:43 pm

PHL

DRO

7h 45m

1 stop

$338American Airlines

Fri, Apr 17 - Mon, Apr 20

1:40 pm - 11:43 pm

HDN

PHL

8h 03m

1 stop

8:00 am - 12:33 pm

PHL

HDN

6h 33m

1 stop

$340United Airlines

Sat, May 2 - Wed, May 6

10:49 am - 5:41 pm

COS

PHL

28h 52m

1 stop

5:30 pm - 9:59 am

PHL

COS

18h 29m

1 stop

$370Multiple Airlines

Fri, May 1 - Sun, May 3

10:39 am - 11:51 am

COS

PHL

23h 12m

1 stop

10:40 am - 5:56 pm

PHL

COS

33h 16m

2 stops

$387Multiple Airlines

Mon, Apr 20 - Sat, May 9

American Airlines flights from Colorado to Philadelphia

Our best American Airlines deals on Colorado to Philadelphia flight tickets

American Airlines

Apr 19

MTJ12:42 pmMontrose County

8h 05m

1 stop

PHL10:47 pmPhiladelphia

Apr 26

PHL5:00 amPhiladelphia

8h 58m

1 stop

MTJ11:58 amMontrose County

$309

American Airlines

Apr 17

DRO12:41 pmDurango La Plata County

8h 06m

1 stop

PHL10:47 pmPhiladelphia

Apr 20

PHL3:58 pmPhiladelphia

7h 45m

1 stop

DRO9:43 pmDurango La Plata County

$338

American Airlines

May 1

DRO6:38 pmDurango La Plata County

9h 00m

1 stop

PHL5:38 amPhiladelphia

May 9

PHL10:30 amPhiladelphia

9h 34m

2 stops

DRO6:04 pmDurango La Plata County

$344

United Airlines flights from Colorado to Philadelphia

Our best United Airlines deals on Colorado to Philadelphia flight tickets

United Airlines

May 28

MTJ12:31 pmMontrose County

9h 13m

2 stops

PHL11:44 pmPhiladelphia

May 31

PHL6:00 amPhiladelphia

7h 43m

1 stop

MTJ11:43 amMontrose County

$314

United Airlines

May 2

HDN1:40 pmHayden Yampa Valley

8h 03m

1 stop

PHL11:43 pmPhiladelphia

May 6

PHL8:00 amPhiladelphia

6h 33m

1 stop

HDN12:33 pmHayden Yampa Valley

$340

United Airlines

Apr 29

HDN1:40 pmHayden Yampa Valley

9h 19m

2 stops

PHL12:59 amPhiladelphia

May 2

PHL8:00 amPhiladelphia

6h 33m

1 stop

HDN12:33 pmHayden Yampa Valley

$345

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Sun 4/19

6:10 am-5:51 pm

1 stop9h 41m

Philadelphia

Thu 5/7

8:35 pm-11:04 pm

Nonstop4h 29m

$172

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Wed 4/8

9:06 pm-11:44 pm

1 stop24h 38m

Philadelphia

Sat 4/11

8:25 pm-10:53 pm

Nonstop4h 28m

$175

Colorado SpringsPhiladelphia

COS - PHL

COSPHL

Colorado Springs

Wed 4/15

1:14 pm-8:53 pm

1 stop5h 39m

Philadelphia

Wed 4/22

1:20 pm-8:20 pm

1 stop9h 00m

$293

MontrosePhiladelphia

MTJ - PHL

MTJPHL

Montrose County

Sun 4/19

12:42 pm-10:47 pm

1 stop8h 05m

Philadelphia

Sun 4/26

5:00 am-11:58 am

1 stop8h 58m

$309

MontrosePhiladelphia

MTJ - PHL

MTJPHL

Montrose County

Thu 5/28

12:31 pm-11:44 pm

2 stops9h 13m

Philadelphia

Sun 5/31

6:00 am-11:43 am

1 stop7h 43m

$314

Grand JunctionPhiladelphia

GJT - PHL

GJTPHL

Grand Junction Regnl

Fri 4/17

7:45 am-5:42 pm

1 stop7h 57m

Philadelphia

Thu 4/23

5:30 am-4:46 pm

2 stops13h 16m

$334

DurangoPhiladelphia

DRO - PHL

DROPHL

Durango La Plata County

Fri 4/17

12:41 pm-10:47 pm

1 stop8h 06m

Philadelphia

Mon 4/20

3:58 pm-9:43 pm

1 stop7h 45m

$338

HaydenPhiladelphia

HDN - PHL

HDNPHL

Hayden Yampa Valley

Sat 5/2

1:40 pm-11:43 pm

1 stop8h 03m

Philadelphia

Wed 5/6

8:00 am-12:33 pm

1 stop6h 33m

$340

Colorado SpringsPhiladelphia

COS - PHL

COSPHL

Colorado Springs

Fri 5/1

10:49 am-5:41 pm

1 stop28h 52m

Philadelphia

Sun 5/3

5:30 pm-9:59 am

1 stop18h 29m

$370

Colorado SpringsPhiladelphia

COS - PHL

COSPHL

Colorado Springs

Mon 4/20

10:39 am-11:51 am

1 stop23h 12m

Philadelphia

Sat 5/9

10:40 am-5:56 pm

2 stops33h 16m

$387

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 Colorado to Philadelphia

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 Philadelphia?

The cheapest month to fly to Philadelphia from Colorado is in February. Flight prices, which tend to average around $263, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Philadelphia, with average flight prices from Colorado averaging around $272.

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

The cheapest day to depart from Colorado to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $326. On the other hand, Monday is the most expensive day to depart from Colorado because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $408.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Colorado to Philadelphia in the evening for as low as $260. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $465.

What is the cheapest Colorado to Philadelphia flight route?

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

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

You are more likely to see cheaper flights to Philadelphia from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $314 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Colorado for as low as $271 on momondo.

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

There are 4 cabin classes available to choose from on Colorado to Philadelphia 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 Colorado to Philadelphia flights?

You could potentially save up to 12% on your flight if you consider stops on a Colorado to Philadelphia flight.

Cheap Colorado to Philadelphia flight deals and tips

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

Best Price Found	$208
Fastest flight time	3h 20m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Colorado in the past 72 hours is $208. The best round-trip flight deal from Colorado to Philadelphia found on momondo in the last 72 hours is $287.

The fastest flight from Colorado to Philadelphia takes 3h 20m

Direct flights go from Colorado to Philadelphia every day.

There is 1 airport in Philadelphia. From Colorado there are direct flights to Philadelphia (PHL).

Search flight deals

When did momondo last update prices for flights from Colorado to Philadelphia Airport?
Prices for flights from Colorado to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Colorado to Philadelphia Airport?
As of March 2026, there are 6 operators available to choose from for flights from Colorado to Philadelphia Airport.
How old do you have to be to fly from Colorado to Philadelphia Airport?
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 Colorado to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Colorado to Philadelphia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Colorado to Philadelphia is Boeing 737-800 (16.34% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (14.51%), Airbus A321-100/200 (14.33%), and Boeing 737 MAX 9 (13.62%).

Best airlines flying from Colorado to Philadelphia

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $114	Free Cancellation	Rating 5.7 3,017 reviews	Search Frontier flights
JetBlue	PriceFrom $122	Free Cancellation	Rating 7.2 2,905 reviews	Search JetBlue flights
Delta	PriceFrom $128	Free Cancellation	Rating 7.9 8,324 reviews	Search Delta flights
American Airlines	PriceFrom $139	Free Cancellation	Rating 7.1 11,491 reviews	Search American Airlines flights
United Airlines	PriceFrom $191	Free Cancellation	Rating 7.4 9,471 reviews	Search United Airlines flights
Southwest	PriceFrom $213	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights

Wildwood

Cape May

Rehoboth Beach

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Avalon

North Wildwood

Dover

Lewes

Stone Harbor

Essington

New Castle

Vineland

Pottstown

Somers Point

Why use momondo?

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

Finding the right flight to Philadelphia from Colorado is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Philadelphia quick and easy, saving you time and money.

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

Flights from Colorado to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Colorado and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Colorado and alert you when they change.