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Cheap flights from Philadelphia to Denver 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 Denver departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:30 pm - 8:40 pmPHL-COS
8h 10m1 stop
Delta Logo
1:42 pm - 9:40 pmCOS-PHL
5h 58m1 stop
$314Delta
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Thu, Nov 27 - Thu, Dec 4
Delta Logo
2:30 pm - 8:40 pmPHL-COS
8h 10m1 stop
Delta Logo
8:10 am - 11:57 pmCOS-PHL
13h 47m2 stops
$319Delta
Find Deal
Thu, Nov 27 - Thu, Dec 4
Multiple Airlines Logo
5:29 pm - 9:00 amPHL-COS
17h 31m1 stop
Multiple Airlines Logo
3:26 pm - 12:51 amCOS-PHL
31h 25m2 stops
$324Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Multiple Airlines Logo
5:10 am - 9:55 amPHL-COS
30h 45m1 stop
Multiple Airlines Logo
10:45 am - 12:13 amCOS-PHL
11h 28m1 stop
$361Multiple Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
5:10 am - 11:48 amPHL-COS
8h 38m1 stop
American Airlines Logo
12:45 pm - 9:51 pmCOS-PHL
7h 06m1 stop
$389American Airlines
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Thu, Nov 27 - Thu, Dec 4
Southwest Logo
12:00 pm - 3:45 pmPHL-COS
5h 45m1 stop
Southwest Logo
6:10 am - 3:05 pmCOS-PHL
6h 55m2 stops
$404Southwest
Find Deal
Thu, Nov 27 - Thu, Dec 4
Southwest Logo
5:00 pm - 9:30 pmPHL-COS
6h 30m1 stop
Southwest Logo
6:10 am - 4:20 pmCOS-PHL
8h 10m1 stop
$422Southwest
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Fri, Dec 5 - Mon, Dec 8
American Airlines Logo
11:04 am - 3:54 pmPHL-COS
6h 50m1 stop
American Airlines Logo
12:08 pm - 8:25 pmCOS-PHL
6h 17m1 stop
$452American Airlines
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Sat, Jan 3 - Sat, Jan 10
United Airlines Logo
8:08 am - 1:14 pmPHL-COS
7h 06m1 stop
United Airlines Logo
10:34 am - 7:27 pmCOS-PHL
6h 53m1 stop
$527United Airlines
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Sun, Nov 23 - Wed, Nov 26
United Airlines Logo
3:48 pm - 8:05 pmPHL-COS
6h 17m1 stop
United Airlines Logo
12:54 pm - 11:03 pmCOS-PHL
8h 09m2 stops
$532United Airlines
Find Deal
Sun, Nov 23 - Wed, Nov 26

Delta flights from Philadelphia to Colorado Springs

Our best Delta deals on Philadelphia to Colorado Springs flight tickets
Delta
Nov 27
PHL2:30 pmPhiladelphia
8h 10m
1 stop
COS8:40 pmColorado Springs
Dec 4
COS1:42 pmColorado Springs
5h 58m
1 stop
PHL9:40 pmPhiladelphia
$314
Find similar
Delta
Nov 27
PHL2:30 pmPhiladelphia
8h 10m
1 stop
COS8:40 pmColorado Springs
Dec 4
COS8:10 amColorado Springs
13h 47m
2 stops
PHL11:57 pmPhiladelphia
$319
Find similar
Delta
Dec 8
PHL8:00 amPhiladelphia
6h 36m
1 stop
COS12:36 pmColorado Springs
Dec 11
COS6:00 pmColorado Springs
9h 50m
1 stop
PHL5:50 amPhiladelphia
$391
Find similar

American Airlines flights from Philadelphia to Colorado Springs

Our best American Airlines deals on Philadelphia to Colorado Springs flight tickets
American Airlines
Nov 27
PHL5:10 amPhiladelphia
8h 38m
1 stop
COS11:48 amColorado Springs
Dec 4
COS12:45 pmColorado Springs
7h 06m
1 stop
PHL9:51 pmPhiladelphia
$389
Find similar
American Airlines
Jan 3
PHL11:04 amPhiladelphia
6h 50m
1 stop
COS3:54 pmColorado Springs
Jan 10
COS12:08 pmColorado Springs
6h 17m
1 stop
PHL8:25 pmPhiladelphia
$452
Find similar
American Airlines
Jan 3
PHL6:30 pmPhiladelphia
7h 17m
1 stop
COS11:47 pmColorado Springs
Jan 10
COS12:08 pmColorado Springs
9h 32m
2 stops
PHL11:40 pmPhiladelphia
$457
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Colorado Springs that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Philadelphia to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 11/27

2:30 pm-8:40 pm

1 stop8h 10m

Colorado Springs

Thu 12/4

1:42 pm-9:40 pm

1 stop5h 58m

$314

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 11/27

2:30 pm-8:40 pm

1 stop8h 10m

Colorado Springs

Thu 12/4

8:10 am-11:57 pm

2 stops13h 47m

$319

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 12/4

5:29 pm-9:00 am

1 stop17h 31m

Colorado Springs

Sun 12/7

3:26 pm-12:51 am

2 stops31h 25m

$324

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 2/26

5:10 am-9:55 am

1 stop30h 45m

Colorado Springs

Mon 3/2

10:45 am-12:13 am

1 stop11h 28m

$361

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 11/27

5:10 am-11:48 am

1 stop8h 38m

Colorado Springs

Thu 12/4

12:45 pm-9:51 pm

1 stop7h 06m

$389

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Thu 11/27

12:00 pm-3:45 pm

1 stop5h 45m

Colorado Springs

Thu 12/4

6:10 am-3:05 pm

2 stops6h 55m

$404

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Fri 12/5

5:00 pm-9:30 pm

1 stop6h 30m

Colorado Springs

Mon 12/8

6:10 am-4:20 pm

1 stop8h 10m

$422

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Sat 1/3

11:04 am-3:54 pm

1 stop6h 50m

Colorado Springs

Sat 1/10

12:08 pm-8:25 pm

1 stop6h 17m

$452

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Sun 11/23

8:08 am-1:14 pm

1 stop7h 06m

Colorado Springs

Wed 11/26

10:34 am-7:27 pm

1 stop6h 53m

$527

PhiladelphiaColorado Springs

PHL - COS

PHLCOS

Philadelphia

Sun 11/23

3:48 pm-8:05 pm

1 stop6h 17m

Colorado Springs

Wed 11/26

12:54 pm-11:03 pm

2 stops8h 09m

$532

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Philadelphia to Colorado Springs

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

What is the cheapest month to fly to Colorado Springs?

The month of October is another great option to travel to Colorado Springs, with average flight prices from Philadelphia averaging around $445.

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

The cheapest day to depart from Philadelphia to Colorado Springs is on a Wednesday when prices can be found for as low as $452. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Colorado Springs for around $540.

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

Flying to Colorado Springs from Philadelphia at noon is the least expensive time of day to depart. momondo users have found prices as low as $456 when looking at flights departing at noon. Flights to Colorado Springs are more costly in the evening, with an average ticket price of $576. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Colorado Springs from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado Springs for around $482 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado Springs from Philadelphia for as low as $375 on momondo.

How have Philadelphia to Colorado Springs flight prices changed over time?

As of October 2025, prices for Philadelphia to Colorado Springs flights are approximately 83% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Colorado Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Colorado Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Colorado Springs (PHL to COS) flight deals and tips

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

Direct flights

None
There are no direct flights from Philadelphia to Colorado Springs. There are no popular flight routes from Philadelphia to Colorado Springs.
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  • How far is Philadelphia to Colorado Springs by plane?

    A flight from Philadelphia to Colorado Springs will travel around 1577.6 mi. 5h 45m is a normal flight duration for this route.

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

    Prices for flights from Philadelphia Airport to Colorado Springs Airport refresh daily.

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

  • How old do you have to be to fly from Philadelphia Airport to Colorado Springs 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 Philadelphia Airport to Colorado Springs Airport.

  • What documentation or ID do you need to fly to Colorado Springs Airport?

    The travel and health documents you'll need for your trip to Colorado Springs Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado Springs Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Philadelphia to Colorado Springs?

Best airlines flying from Philadelphia to Colorado Springs

Compare and see reviews for airlines that fly from Philadelphia to Colorado Springs with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $316Free CancellationRating
7.9
7,998 reviews
Search Delta flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
United AirlinesPriceFrom $361Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $380Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Cañon City

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Colorado Springs. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Philadelphia to Colorado Springs flights to just show those with flexible booking policies.

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

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 Springs from Philadelphia.

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

If you are not ready to book a flight from Philadelphia to Colorado Springs 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 Springs and let you know when they change.

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