Denver

$97+ Cheap flights from Pennsylvania to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DEN
May 4 — May 111
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Cheap flight deals from Pennsylvania to Denver

Keep the following information in mind while searching for Pennsylvania to Denver flight deals. Data was last updated April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$127
(Booking.com)

One-way from

$97
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$314

Good round-trip deal

$173 or less

Good one-way deal

$72 or less
Provider with most accurate pricing for Philadelphia-Denver Intl flight deals.
Provider most trusted by Cheapflights users for Philadelphia-Denver Intl flights.
From Pennsylvania to Denver Intl
One-way flight from Pennsylvania to Denver Intl
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Pennsylvania to Denver Intl.
Price to beat on a one-way flight from Pennsylvania to Denver Intl.

Find flight deals from Pennsylvania to Denver

Cheapest flights from Pennsylvania to Denver
Explore the most affordable flight options available from Pennsylvania to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:00 amABE - DEN
Nonstop3h 45mAllegiant Air
Thu 9/1110:35 amDEN - ABE
Nonstop3h 30mAllegiant Air
Deal found 4/28$127
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/56:15 amPHL - DEN
Nonstop4h 13mFrontier
Tue 7/1511:30 pmDEN - PHL
Nonstop3h 39mFrontier
Deal found 4/28$177
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/257:00 pmPHL - DEN
Nonstop4h 18mAmerican Airlines
Wed 7/98:59 amDEN - PHL
Nonstop3h 39mAmerican Airlines
Deal found 4/29$193
This Justfly.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/79:55 pmLGA - DEN
Nonstop4h 22mFrontier
Fri 6/134:14 pmDEN - LGA
Nonstop3h 51mFrontier
Deal found 4/28$200
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:20 pmAVP - DEN
1 stop7h 13mAmerican Airlines
Sat 6/142:11 pmDEN - AVP
1 stop7h 48mAmerican Airlines
Deal found 4/28$203
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/43:39 pmPHL - DEN
Nonstop4h 19mUnited Airlines
Sat 7/1211:59 pmDEN - PHL
Nonstop3h 38mUnited Airlines
Deal found 4/28$204
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:27 pmABE - DEN
1 stop7h 32mAmerican Airlines
Wed 6/412:19 pmDEN - ABE
2 stops10h 21mAmerican Airlines
Deal found 4/28$208
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/161:00 pmDCA - DEN
Nonstop4h 10mFrontier
Thu 6/196:38 amDEN - DCA
Nonstop3h 22mFrontier
Deal found 4/28$213
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/410:19 pmIAD - DEN
Nonstop3h 56mUnited Airlines
Wed 6/1111:50 pmDEN - IAD
Nonstop3h 25mUnited Airlines
Deal found 4/28$217
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/105:32 pmDCA - DEN
1 stop7h 24mAmerican Airlines
Tue 6/1011:59 pmDEN - DCA
1 stop7h 30mAmerican Airlines
Deal found 4/28$231
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/37:50 pmIAD - DEN
Nonstop3h 55mSouthwest
Sat 7/56:00 pmDEN - IAD
Nonstop3h 30mSouthwest
Deal found 4/27$233
This Cheapflightsfares deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/76:59 amJFK - DEN
1 stop9h 41mFrontier
Sat 6/1411:58 pmDEN - JFK
1 stop8h 25mFrontier
Deal found 4/29$234

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania to Denver 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Pennsylvania to Denver that are best for you.

Fly from

Pennsylvania

Fly to

Denver

Route

Depart

Return

Price

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

Thu 9/4

8:00 am-9:45 am

Nonstop3h 45m

Denver Intl

Thu 9/11

10:35 am-4:05 pm

Nonstop3h 30m

$127

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Sat 7/5

6:15 am-8:28 am

Nonstop4h 13m

Denver Intl

Tue 7/15

11:30 pm-5:09 am

Nonstop3h 39m

$177

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Wed 6/25

7:00 pm-9:18 pm

Nonstop4h 18m

Denver Intl

Wed 7/9

8:59 am-2:38 pm

Nonstop3h 39m

$193

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 6/7

9:55 pm-12:17 am

Nonstop4h 22m

Denver Intl

Fri 6/13

4:14 pm-10:05 pm

Nonstop3h 51m

$200

ScrantonDenver

AVP - DEN

AVPDEN

Wilkes-Barre Scranton

Wed 6/4

6:20 pm-11:33 pm

1 stop7h 13m

Denver Intl

Sat 6/14

2:11 pm-11:59 pm

1 stop7h 48m

$203

PhiladelphiaDenver

PHL - DEN

PHLDEN

Philadelphia

Fri 7/4

3:39 pm-5:58 pm

Nonstop4h 19m

Denver Intl

Sat 7/12

11:59 pm-5:37 am

Nonstop3h 38m

$204

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

Wed 5/28

5:27 pm-10:59 pm

1 stop7h 32m

Denver Intl

Wed 6/4

12:19 pm-12:40 am

2 stops10h 21m

$208

Washington, D.C.Denver

DCA - DEN

DCADEN

Washington, D.C. Reagan-National

Mon 6/16

1:00 pm-3:10 pm

Nonstop4h 10m

Denver Intl

Thu 6/19

6:38 am-12:00 pm

Nonstop3h 22m

$213

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Wed 6/4

8:20 am-10:10 am

Nonstop3h 50m

Denver Intl

Sat 6/7

7:05 pm-12:34 am

Nonstop3h 29m

$217

Washington, D.C.Denver

DCA - DEN

DCADEN

Washington, D.C. Reagan-National

Tue 6/10

5:32 pm-10:56 pm

1 stop7h 24m

Denver Intl

Tue 6/10

11:59 pm-9:29 am

1 stop7h 30m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Denver

What is the cheapest month to book a flight from Pennsylvania to Denver?

Currently, October is the cheapest month in which you can book a flight from Pennsylvania to Denver (average of $197). Flying from Pennsylvania to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to DEN?

Find hourly flight availability from Pennsylvania to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Denver as you normally would.

Weekly flight availability from Pennsylvania to Denver

Explore weekly flight availability from Pennsylvania to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from USPA to DEN are scheduled on a Monday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated April 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Pennsylvania to Denver to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Denver from Pennsylvania?

    If you book a flight to Denver from Pennsylvania, you will be flying to Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 18.5 mi from the center of Denver.

  • How popular is this Pennsylvania to Denver flight route?

  • What are the cheapest airlines to fly from Pennsylvania to Denver one-way?

    $97 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $102 and $109, respectively.

  • What are the most popular routes from Pennsylvania to Denver?

  • What are the most reliable airlines from Pennsylvania to Denver?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Pennsylvania to Denver on time: Air Canada (89%), Frontier (88%), Qatar Airways (85%).

  • What are the cheapest flights from Pennsylvania to Denver?

    Looking for the cheapest flight from Pennsylvania to Denver? While on average our users pay $698, our data indicates the cheapest price to be $98. The most popular route (Newark - Denver Intl), is priced around $245.

  • Can I find deals for flights from Pennsylvania to Denver that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Denver.

  • Can I find deals for business class flights from Pennsylvania to Denver?

    Yes. Cheapflights offers flight deals from Pennsylvania to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Denver?

    Currently, October is the cheapest month in which you can book a flight from Pennsylvania to Denver (average of $197). Flying from Pennsylvania to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Pennsylvania?

Book flights to Pennsylvania if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
Golden
Greeley
Frisco
Grand Lake
Thornton
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Broomfield
Idaho Springs
Limon

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Alternative routes for Pennsylvania to Denver

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Pennsylvania to Denver

Discover the top 8 airlines that operate flights from Pennsylvania to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$43Average$177FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$82Average$275FlexibilityNo cancel feeOn-time83%
Allegiant AirCheapest$105Average$219FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$184Average$378FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$184Average$428FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$192Average$400FlexibilityNo cancel feeOn-time63%
DeltaCheapest$199Average$360FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$207Average$327FlexibilityNo cancel feeOn-time62%

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