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

80 flights are operational weekly from Pennsylvania to Denver as of September 2026. The most popular departure day for this route is Fri, with 28% of flights per week taking off on this day.

What airlines fly to Denver?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Denver from Pennsylvania according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 7 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

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

11 flights are operational daily from Pennsylvania to Denver as of September 2026. The most popular departure time for this route is 8:00AM, with 40% of flights per day taking off in the afternoon.

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

Southwest, Allegiant Air, and Delta are the most popular carriers operating from Pennsylvania to Denver Intl

How long does it take to fly to Denver?

Flight times vary depending on what airport in Pennsylvania you fly out of and what airport in Denver you fly into. For example, flying from Pittsburgh to Denver takes 3h 24m on average. On the other hand, flying from Allentown to Denver takes 3h 54m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Pennsylvania to Denver Intl Airport?

Prices for flights from Pennsylvania to Denver Intl Airport are updated daily.

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

The number of operators available for flights from Pennsylvania to Denver Intl Airport is 7 as of September 2026.

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

What documentation or ID do you need to fly to Denver Intl Airport?

The required travel and health documents for your Denver Intl 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 Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$131 Cheap Flights from Pennsylvania to Denver in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pennsylvania to Denver

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 9:25 pmPHL Philadelphia-DEN Denver Intl

17h 10m1 stop Atlanta Hartsfield-Jackson

11:11 am - 12:28 amDEN Denver Intl-PHL Philadelphia

11h 17m1 stop Atlanta Hartsfield-Jackson

$257Frontier

Sun, Jan 10 - Wed, Jan 13

5:50 am - 8:00 amPHL Philadelphia-DEN Denver Intl

4h 10mnonstop

10:38 am - 11:11 pmDEN Denver Intl-PHL Philadelphia

10h 33m1 stop Atlanta Hartsfield-Jackson

$258Frontier

Mon, Oct 12 - Wed, Oct 14

4:44 pm - 5:14 pmPHL Philadelphia-DEN Denver Intl

26h 30m1 stop Grand Rapids Gerald R. Ford Intl

7:37 pm - 1:16 amDEN Denver Intl-PHL Philadelphia

3h 39mnonstop

$265Multiple Airlines

Fri, Oct 9 - Thu, Oct 15

4:44 pm - 5:14 pmPHL Philadelphia-DEN Denver Intl

26h 30m1 stop Grand Rapids Gerald R. Ford Intl

7:37 pm - 1:16 amDEN Denver Intl-PHL Philadelphia

3h 39mnonstop

$265Multiple Airlines

Fri, Oct 9 - Tue, Oct 13

6:00 am - 11:21 amSCE State College University Park-DEN Denver Intl

7h 21m1 stop Philadelphia

3:41 pm - 11:25 pmDEN Denver Intl-SCE State College University Park

5h 44m1 stop Charlotte Douglas

$277American Airlines

Tue, Nov 3 - Tue, Nov 10

2:28 pm - 10:54 pmSCE State College University Park-DEN Denver Intl

10h 26m2 stops Philadelphia Dallas/Fort Worth

3:41 pm - 11:25 pmDEN Denver Intl-SCE State College University Park

5h 44m1 stop Charlotte Douglas

$283American Airlines

Tue, Nov 3 - Tue, Nov 10

12:40 pm - 7:30 pmPIT Pittsburgh-DEN Denver Intl

8h 50m2 stops Tampa Birmingham

6:45 pm - 11:45 pmDEN Denver Intl-PIT Pittsburgh

3h 00mnonstop

$318Southwest

Tue, Oct 27 - Fri, Oct 30

4:40 pm - 7:05 pmPHL Philadelphia-DEN Denver Intl

4h 25mnonstop

6:00 pm - 11:25 pmDEN Denver Intl-PHL Philadelphia

3h 25mnonstop

$321Southwest

Tue, Jan 26 - Thu, Jan 28

7:45 am - 10:05 amPHL Philadelphia-DEN Denver Intl

4h 20mnonstop

6:08 pm - 11:39 pmDEN Denver Intl-PHL Philadelphia

3h 31mnonstop

$321United Airlines

Wed, Nov 11 - Sat, Nov 14

9:55 am - 12:15 pmPHL Philadelphia-DEN Denver Intl

4h 20mnonstop

6:10 pm - 11:41 pmDEN Denver Intl-PHL Philadelphia

3h 31mnonstop

$321United Airlines

Mon, Dec 7 - Tue, Dec 8

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 4:01 pmPHL Philadelphia-DEN Denver Intl

12h 01m1 stop Dallas/Fort Worth

6:12 pm - 11:50 pmDEN Denver Intl-PHL Philadelphia

3h 38mnonstop

$311Frontier

Thu, Oct 1 - Wed, Oct 21

7:30 am - 9:16 amABE Allentown-Bethlehem-DEN Denver Intl

3h 46mnonstop

10:14 am - 3:42 pmDEN Denver Intl-ABE Allentown-Bethlehem

3h 28mnonstop

$313Allegiant Air

Mon, Sep 28 - Fri, Oct 9

6:00 am - 11:59 amPHL Philadelphia-DEN Denver Intl

7h 59m1 stop Dallas/Fort Worth

6:57 pm - 7:11 amDEN Denver Intl-PHL Philadelphia

10h 14m1 stop Atlanta Hartsfield-Jackson

$318Frontier

Thu, Oct 1 - Wed, Oct 21

7:30 am - 9:16 amABE Allentown-Bethlehem-DEN Denver Intl

3h 46mnonstop

10:14 am - 3:42 pmDEN Denver Intl-ABE Allentown-Bethlehem

3h 28mnonstop

$326Allegiant Air

Mon, Sep 28 - Fri, Oct 9

7:30 am - 9:16 amABE Allentown-Bethlehem-DEN Denver Intl

3h 46mnonstop

6:40 am - 9:28 pmDEN Denver Intl-ABE Allentown-Bethlehem

12h 48m1 stop Orlando

$336Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

7:30 am - 9:16 amABE Allentown-Bethlehem-DEN Denver Intl

3h 46mnonstop

10:40 am - 9:22 amDEN Denver Intl-ABE Allentown-Bethlehem

20h 42m2 stops Dallas/Fort Worth Nashville Intl

$343Multiple Airlines

Mon, Sep 28 - Wed, Oct 14

6:00 am - 11:35 amMDT Harrisburg-DEN Denver Intl

7h 35m1 stop Chicago O'Hare Intl

10:31 am - 9:15 pmDEN Denver Intl-MDT Harrisburg

8h 44m1 stop Philadelphia

$429American Airlines

Wed, Sep 30 - Sat, Oct 3

6:54 pm - 12:17 amMDT Harrisburg-DEN Denver Intl

7h 23m1 stop Chicago O'Hare Intl

11:59 pm - 10:11 amDEN Denver Intl-MDT Harrisburg

8h 12m1 stop Charlotte Douglas

$464American Airlines

Mon, Sep 28 - Mon, Oct 5

6:00 am - 7:55 amPHL Philadelphia-DEN Denver Intl

3h 55mnonstop

5:40 pm - 11:10 pmDEN Denver Intl-PHL Philadelphia

3h 30mnonstop

$499Southwest

Wed, Sep 30 - Sat, Oct 3

6:00 am - 7:55 amPHL Philadelphia-DEN Denver Intl

3h 55mnonstop

6:00 pm - 11:35 pmDEN Denver Intl-PHL Philadelphia

3h 35mnonstop

$499Southwest

Wed, Sep 30 - Tue, Oct 13

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Allegiant Air flights from Pennsylvania to Denver

Our best Allegiant Air deals on Pennsylvania to Denver flight tickets

Allegiant Air

Oct 5

ABE6:30 amAllentown-Bethlehem

3h 54m

DEN8:24 amDenver Intl

Oct 16

DEN10:14 amDenver Intl

3h 28m

ABE3:42 pmAllentown-Bethlehem

$295

Allegiant Air

Oct 5

ABE6:30 amAllentown-Bethlehem

3h 54m

DEN8:24 amDenver Intl

Oct 9

DEN10:14 amDenver Intl

3h 28m

ABE3:42 pmAllentown-Bethlehem

$304

Allegiant Air

Sep 28

ABE7:30 amAllentown-Bethlehem

3h 46m

DEN9:16 amDenver Intl

Oct 9

DEN10:14 amDenver Intl

3h 28m

ABE3:42 pmAllentown-Bethlehem

$313

Frontier flights from Pennsylvania to Denver

Our best Frontier deals on Pennsylvania to Denver flight tickets

Frontier

Jan 10

PHL6:15 amPhiladelphia

17h 10m

1 stop

DEN9:25 pmDenver Intl

Jan 13

DEN11:11 amDenver Intl

11h 17m

1 stop

PHL12:28 amPhiladelphia

$257

Frontier

Oct 12

PHL5:50 amPhiladelphia

4h 10m

DEN8:00 amDenver Intl

Oct 14

DEN10:38 amDenver Intl

10h 33m

1 stop

PHL11:11 pmPhiladelphia

$258

Frontier

Oct 22

PHL6:00 amPhiladelphia

7h 57m

1 stop

DEN11:57 amDenver Intl

Oct 26

DEN6:35 amDenver Intl

33h 44m

2 stops

PHL6:19 pmPhiladelphia

$259

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Sun 1/10

6:15 am-9:25 pm

1 stop17h 10m

Denver Intl

Wed 1/13

11:11 am-12:28 am

1 stop11h 17m

$257

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Mon 10/12

5:50 am-8:00 am

Nonstop4h 10m

Denver Intl

Wed 10/14

10:38 am-11:11 pm

1 stop10h 33m

$258

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Fri 10/9

4:44 pm-5:14 pm

1 stop26h 30m

Denver Intl

Thu 10/15

7:37 pm-1:16 am

Nonstop3h 39m

$265

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Fri 10/9

4:44 pm-5:14 pm

1 stop26h 30m

Denver Intl

Tue 10/13

7:37 pm-1:16 am

Nonstop3h 39m

$265

State CollegeDenver

SCE State College University Park - DEN Denver Intl

SCEDEN

State College University Park

Tue 11/3

6:00 am-11:21 am

1 stop7h 21m

Denver Intl

Tue 11/10

3:41 pm-11:25 pm

1 stop5h 44m

$277

State CollegeDenver

SCE State College University Park - DEN Denver Intl

SCEDEN

State College University Park

Tue 11/3

2:28 pm-10:54 pm

2 stops10h 26m

Denver Intl

Tue 11/10

3:41 pm-11:25 pm

1 stop5h 44m

$283

PittsburghDenver

PIT Pittsburgh - DEN Denver Intl

PITDEN

Pittsburgh

Tue 10/27

12:40 pm-7:30 pm

2 stops8h 50m

Denver Intl

Fri 10/30

6:45 pm-11:45 pm

Nonstop3h 00m

$318

Quickest round-trip

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Tue 1/26

4:40 pm-7:05 pm

Nonstop4h 25m

Denver Intl

Thu 1/28

6:00 pm-11:25 pm

Nonstop3h 25m

$321

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Wed 11/11

7:45 am-10:05 am

Nonstop4h 20m

Denver Intl

Sat 11/14

6:08 pm-11:39 pm

Nonstop3h 31m

$321

PhiladelphiaDenver

PHL Philadelphia - DEN Denver Intl

PHLDEN

Philadelphia

Mon 12/7

9:55 am-12:15 pm

Nonstop4h 20m

Denver Intl

Tue 12/8

6:10 pm-11:41 pm

Nonstop3h 31m

$321

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 Pennsylvania to Denver

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 Denver?

The cheapest month to fly to Denver from Pennsylvania is in January. Flight prices, which tend to average around $335, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until February to fly from Pennsylvania, when ticket prices are also cheap, with an average price of $340.

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

The cheapest day to depart on your flight to Denver is on a Saturday when prices can be found for as low as $405. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $467.

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

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $278. Flights in the afternoon are often more expensive with an average ticket price of $461.

What is the cheapest Pennsylvania to Denver Intl flight route?

Fly from Allentown-Bethlehem to Denver Intl for the best Pennsylvania - Denver Intl flight prices

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

You are more likely to see cheaper flights to Denver from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Pennsylvania for as low as $317 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Pennsylvania to Denver.

Cheap Pennsylvania to Denver flight deals and tips

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

Best Price Found	$131
Fastest flight time	3h 24m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Pennsylvania in the past 72 hours is $131. The best round-trip flight deal from Pennsylvania to Denver found on momondo in the last 72 hours is $257.

The fastest flight from Pennsylvania to Denver takes 3h 24m

Direct flights go from Pennsylvania to Denver every day.

There is 1 airport in Denver. From Pennsylvania there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Pennsylvania to Denver

When did momondo last update prices for flights from Pennsylvania to Denver Intl Airport?
Prices for flights from Pennsylvania to Denver Intl Airport are updated daily.
How many operators does momondo search for flights from Pennsylvania to Denver Intl Airport?
The number of operators available for flights from Pennsylvania to Denver Intl Airport is 7 as of September 2026.
How old do you have to be to fly from Pennsylvania to Denver Intl 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 Pennsylvania to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The required travel and health documents for your Denver Intl 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 Denver Intl 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 Pennsylvania to Denver?
momondo data reveals that the most frequently booked plane model on the route from Pennsylvania to Denver is Boeing 737-800, representing 26.09% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 20.73%, Boeing 737-800 Passenger/BBJ2 (winglets) at 11.28%, and Airbus A320neo at 7.77%.

Best airlines flying from Pennsylvania to Denver

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $72	Free Cancellation	Rating 5.6 2,572 reviews	Search Frontier flights
Allegiant Air	PriceFrom $147	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $169	Free Cancellation	Rating 7.8 8,608 reviews	Search Delta flights
United Airlines	PriceFrom $177	Free Cancellation	Rating 7.4 10,248 reviews	Search United Airlines flights
JetBlue	PriceFrom $211	Free Cancellation	Rating 7.1 3,039 reviews	Search JetBlue flights
American Airlines	PriceFrom $216	Free Cancellation	Rating 7.0 12,098 reviews	Search American Airlines flights
Southwest	PriceFrom $255	Free Cancellation	Rating 8.0 4,201 reviews	Search Southwest flights

Breckenridge

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Black Hawk

Aurora

Fort Collins

Westminster

Boulder

Longmont

Lakewood

Manitou Springs

Greeley

Keystone

Thornton

Centennial

Cripple Creek

Littleton

Englewood

Winter Park

Golden

Greenwood Village

Why use momondo?

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

It is quick and easy to find Pennsylvania to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to Denver.

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

Of course. momondo tracks the price of Pennsylvania to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Airports servicing Colorado

Alamosa Airport

Aspen Pitkin County Airport

Cortez Montezuma County Airport

Colorado Springs Airport

Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Telluride Airport

Cheap flights from Pennsylvania to Denver from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Denver departing on 11/14. 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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Allegiant Air flights from Pennsylvania to Denver

Our best Allegiant Air deals on Pennsylvania to Denver flight tickets

Frontier flights from Pennsylvania to Denver

Our best Frontier deals on Pennsylvania to Denver flight tickets

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How to get the cheapest flight ticket from Pennsylvania to Denver

What is the cheapest month to fly to Denver?

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

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

What is the cheapest Pennsylvania to Denver Intl flight route?

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

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

Can stopping save me money on Pennsylvania to Denver flights?

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

What airlines fly to Denver?

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

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

How long does it take to fly to Denver?

Cheap Pennsylvania to Denver flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Denver

Frequently asked questions about flying from Pennsylvania to Denver

Best airlines flying from Pennsylvania to Denver

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

Traveling to a place near Denver?

Why use momondo?

An easier way to manage your Denver 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 the United States

Airports servicing Colorado

Fly your favorite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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