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

The number of flights available between Denver and Philadelphia is 13 per day as of June 2026. The most frequent departure time is 8:00AM, with 46% of daily flights leaving at noon.

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

As of June 2026, there are 95 flights per week flying from Denver to Philadelphia. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

What is the cheapest airline that flies from Denver Intl to Philadelphia?

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

What airlines fly to Philadelphia?

United Airlines, Frontier and Delta are the top three most popular airlines that fly to Philadelphia from Denver according to our data. United Airlines is the first choice among our users, with 44% 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 Denver Intl Airport to Philadelphia Airport?

Prices for flights from Denver Intl Airport to Philadelphia Airport are refreshed on a daily basis.

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

There are 6 operators available for flights from Denver Intl Airport to Philadelphia Airport as of June 2026.

How old do you have to be to fly from Denver Intl Airport 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 Denver Intl Airport 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.

$133 Cheap Flights from Denver to Philadelphia in 2026

Q: What is the typical price of a round-trip flight between Denver and Philadelphia?

Prices are currently low for flights on this route. Typical prices usually range from $303 to $510. The lowest price recently found on this route was $268.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Philadelphia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 11:49 am

DEN

PHL

3h 44mnonstop

6:25 am - 2:01 pm

PHL

DEN

9h 36m

1 stop

$268Frontier

Sun, Aug 2 - Wed, Aug 5

6:05 am - 11:49 am

DEN

PHL

3h 44mnonstop

12:44 pm - 2:58 pm

PHL

DEN

4h 14mnonstop

$269Frontier

Tue, Aug 4 - Wed, Aug 12

11:59 pm - 5:38 am

DEN

PHL

3h 39mnonstop

8:30 am - 2:00 pm

PHL

DEN

7h 30m

1 stop

$270Frontier

Fri, Jul 3 - Tue, Jul 7

6:05 am - 11:49 am

DEN

PHL

3h 44mnonstop

12:44 pm - 2:58 pm

PHL

DEN

4h 14mnonstop

$271Frontier

Wed, Jul 15 - Tue, Jul 21

6:05 am - 11:49 am

DEN

PHL

3h 44mnonstop

12:44 pm - 2:58 pm

PHL

DEN

4h 14mnonstop

$272Frontier

Sat, Aug 1 - Sat, Aug 8

11:59 pm - 8:39 am

DEN

PHL

6h 40m

1 stop

12:44 pm - 2:58 pm

PHL

DEN

4h 14mnonstop

$273Frontier

Fri, Jul 24 - Wed, Jul 29

11:59 pm - 5:39 am

DEN

PHL

3h 40mnonstop

8:37 pm - 11:04 pm

PHL

DEN

4h 27mnonstop

$274Frontier

Thu, Aug 20 - Mon, Aug 24

11:59 pm - 5:39 am

DEN

PHL

3h 40mnonstop

8:37 pm - 11:04 pm

PHL

DEN

4h 27mnonstop

$275Frontier

Thu, Aug 20 - Sun, Aug 23

10:09 am - 7:15 am

DEN

PHL

19h 06m

2 stops

4:40 pm - 9:03 am

PHL

DEN

18h 23m

1 stop

$276Frontier

Tue, Jul 21 - Mon, Jul 27

11:59 pm - 5:39 am

DEN

PHL

3h 40mnonstop

4:38 pm - 10:55 pm

PHL

DEN

8h 17m

1 stop

$277Frontier

Fri, Jul 31 - Sun, Aug 2

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Frontier flights from Denver to Philadelphia

Our best Frontier deals on Denver to Philadelphia flight tickets

Frontier

Aug 2

DEN6:05 amDenver Intl

3h 44m

PHL11:49 amPhiladelphia

Aug 5

PHL6:25 amPhiladelphia

9h 36m

1 stop

DEN2:01 pmDenver Intl

$268

Frontier

Aug 4

DEN6:05 amDenver Intl

3h 44m

PHL11:49 amPhiladelphia

Aug 12

PHL12:44 pmPhiladelphia

4h 14m

DEN2:58 pmDenver Intl

$269

Frontier

Jul 3

DEN11:59 pmDenver Intl

3h 39m

PHL5:38 amPhiladelphia

Jul 6

PHL1:32 pmPhiladelphia

10h 56m

1 stop

DEN10:28 pmDenver Intl

$270

Delta flights from Denver to Philadelphia

Our best Delta deals on Denver to Philadelphia flight tickets

Delta

Jul 1

DEN4:43 pmDenver Intl

6h 16m

1 stop

PHL12:59 amPhiladelphia

Jul 4

PHL1:25 pmPhiladelphia

9h 19m

1 stop

DEN8:44 pmDenver Intl

$343

Delta

Jun 30

DEN5:45 amDenver Intl

8h 21m

1 stop

PHL4:06 pmPhiladelphia

Jul 15

PHL5:28 pmPhiladelphia

7h 16m

1 stop

DEN10:44 pmDenver Intl

$362

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Sun 8/2

6:05 am-11:49 am

Nonstop3h 44m

Philadelphia

Wed 8/5

6:25 am-2:01 pm

1 stop9h 36m

$268

Quickest round-trip

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Tue 8/4

6:05 am-11:49 am

Nonstop3h 44m

Philadelphia

Wed 8/12

12:44 pm-2:58 pm

Nonstop4h 14m

$269

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 7/3

11:59 pm-5:38 am

Nonstop3h 39m

Philadelphia

Tue 7/7

8:30 am-2:00 pm

1 stop7h 30m

$270

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Wed 7/15

6:05 am-11:49 am

Nonstop3h 44m

Philadelphia

Tue 7/21

12:44 pm-2:58 pm

Nonstop4h 14m

$271

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Sat 8/1

6:05 am-11:49 am

Nonstop3h 44m

Philadelphia

Sat 8/8

12:44 pm-2:58 pm

Nonstop4h 14m

$272

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 7/24

11:59 pm-8:39 am

1 stop6h 40m

Philadelphia

Wed 7/29

12:44 pm-2:58 pm

Nonstop4h 14m

$273

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Thu 8/20

11:59 pm-5:39 am

Nonstop3h 40m

Philadelphia

Mon 8/24

8:37 pm-11:04 pm

Nonstop4h 27m

$274

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Thu 8/20

11:59 pm-5:39 am

Nonstop3h 40m

Philadelphia

Sun 8/23

8:37 pm-11:04 pm

Nonstop4h 27m

$275

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Tue 7/21

10:09 am-7:15 am

2 stops19h 06m

Philadelphia

Mon 7/27

4:40 pm-9:03 am

1 stop18h 23m

$276

DenverPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 7/31

11:59 pm-5:39 am

Nonstop3h 40m

Philadelphia

Sun 8/2

4:38 pm-10:55 pm

1 stop8h 17m

$277

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 Denver 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 typical price of a round-trip flight between Denver and Philadelphia?

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Denver is in February. Flight prices, which tend to average around $272, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Denver averaging around $290.

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

The cheapest day to depart from Denver to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $368. On the other hand, Monday is the most expensive day to depart from Denver because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $506.

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 Denver to Philadelphia in the evening for as low as $273. 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 $469.

What is the cheapest Denver Intl to Philadelphia flight route?

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

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

You are more likely to see cheaper flights to Philadelphia from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Denver for as low as $265 on momondo.

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

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

You could potentially save up to 26% on your flight if you consider stops on a Denver to Philadelphia flight.

How have Denver to Philadelphia flight prices changed over time?

As of June 2026, prices for Denver to Philadelphia flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Philadelphia (DEN to PHL) flight deals and tips

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

Best Price Found	$187
Fastest flight time	3h 20m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Denver in the past 72 hours is $187. The best round-trip flight deal from Denver to Philadelphia found on momondo in the last 72 hours is $342.

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

Direct flights go from Denver to Philadelphia every day.

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

Search flight deals

Frequently asked questions about flying from Denver to Philadelphia

How far is Denver Intl to Philadelphia by plane?
Denver Intl and Philadelphia are 1574.0 mi apart from one another. Typically, this will take 3h 20m by plane in normal conditions.
When did momondo last update prices for flights from Denver Intl Airport to Philadelphia Airport?
Prices for flights from Denver Intl Airport to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Philadelphia Airport?
There are 6 operators available for flights from Denver Intl Airport to Philadelphia Airport as of June 2026.
How old do you have to be to fly from Denver Intl Airport 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 Denver Intl Airport 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 Denver to Philadelphia?
momondo data reveals that the most frequently booked plane model on the route from Denver to Philadelphia is Boeing 737-800, representing 24.34% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 19.68%, Airbus A320neo at 10.54%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 9.56%.
What is the most popular airline from Denver to Philadelphia?
momondo data reveals that the most frequently booked airline on the route from Denver to Philadelphia is Frontier, representing 37% of all bookings. The subsequent popular airlines are American Airlines at 33%, United Airlines at 17%, and Southwest at 12%.

Best airlines flying from Denver to Philadelphia

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $118	Free Cancellation	Rating 5.6 2,870 reviews	Search Frontier flights
JetBlue	PriceFrom $122	Free Cancellation	Rating 7.1 2,997 reviews	Search JetBlue flights
Delta	PriceFrom $128	Free Cancellation	Rating 7.8 8,424 reviews	Search Delta flights
United Airlines	PriceFrom $199	Free Cancellation	Rating 7.4 9,872 reviews	Search United Airlines flights
Southwest	PriceFrom $216	Free Cancellation	Rating 7.9 4,241 reviews	Search Southwest flights
American Airlines	PriceFrom $217	Free Cancellation	Rating 7.1 11,741 reviews	Search American Airlines flights

Southwest Flights From Denver to Philadelphia
Southwest flight deals from Denver to Philadelphia start from $216 round-trip. Over the 15 Southwest flights for this route in a normal week, average airfare is usually $426 round-trip - but some users have found much cheaper deals with momondo.
United Airlines Flights From Denver to Philadelphia
$199 is the best United Airlines flight deal from Denver to Philadelphia found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $489, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,872 user reviews) flies into Philadelphia from Denver 10 times in an average week so prices can vary.

Wildwood

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Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Dewey Beach

Dover

North Wildwood

Essington

Avalon

New Castle

Lewes

Stone Harbor

Vineland

Chester

Pottstown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from Denver.

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

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

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

Once you have performed a search for Denver to Philadelphia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Philadelphia from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.