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Cheap flights from Colorado to Philadelphia (PHL) from $39

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — PHL
Jun 10 — Jun 171
From?
To?
Mon 6/10
Mon 6/17
1 adult, Economy
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How far in advance should I book a flight from Colorado to Philadelphia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 38 days in advance, which can save you up to 6% on flights from Colorado to Philadelphia compared to booking the week you need them. Waiting 38 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $226. For sooner than that we have options available in the next 3 days from $382.

What is the cheapest month to fly from Colorado to Philadelphia?

Our data shows that September tends to be the cheapest month to fly to Philadelphia from Colorado. Users have commonly found prices around $280 for the month, but tickets can be as low as $98. Due to multiple factors, prepare for potentially higher prices in February.

What is the cheapest time of day to fly from CO to PHL?

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

Cheap Colorado to Philadelphia flights in June & July 2024

Find cheap flight options from Colorado to Philadelphia specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,009,960 searches. Prices were last updated on June 5, 2024.
Check out some of the best flight deals from Colorado to Philadelphia in 2024. Check back regularly for other flight deals.
Wed 7/1011:56 pmDEN - PHL
Nonstop3h 39mFrontier
Tue 7/168:38 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/4$120
Wed 6/128:38 amDEN - PHL
1 stop6h 52mFrontier
Wed 6/128:27 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$123
Wed 7/311:56 pmDEN - PHL
Nonstop3h 37mFrontier
Tue 7/98:38 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/4$127
Tue 6/119:10 pmDEN - PHL
1 stop8h 53mFrontier
Wed 6/1212:49 pmPHL - DEN
Nonstop4h 15mFrontier
Deal found 6/4$128
Tue 7/911:59 pmDEN - PHL
Nonstop3h 39mFrontier
Tue 7/168:38 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/4$130
Tue 6/1111:07 amDEN - PHL
Nonstop3h 38mFrontier
Tue 6/118:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$133
Wed 6/1911:56 pmDEN - PHL
Nonstop3h 37mFrontier
Sat 6/228:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$137
Tue 6/1111:07 amDEN - PHL
Nonstop3h 38mFrontier
Wed 6/1212:49 pmPHL - DEN
Nonstop4h 15mFrontier
Deal found 6/4$138
Tue 7/211:59 pmDEN - PHL
Nonstop3h 37mFrontier
Thu 7/48:14 pmPHL - DEN
Nonstop4h 23mFrontier
Deal found 6/4$140

Colorado to Philadelphia 2024 flight deals

Discover exclusive flight deals for travel between Colorado and Philadelphia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 5, 2024.
Check out some of the best flight deals from Colorado to Philadelphia in 2024. Check back regularly for other flight deals.
Fri 8/3012:06 pmDEN - PHL
Nonstop3h 42mFrontier
Tue 9/31:19 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/5$87
Fri 8/3012:06 pmDEN - PHL
Nonstop3h 42mFrontier
Tue 9/31:19 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/4$88
Thu 8/1511:56 pmDEN - PHL
Nonstop3h 41mFrontier
Mon 8/198:34 pmPHL - DEN
Nonstop4h 17mFrontier
Deal found 6/5$96
Fri 8/1611:56 pmDEN - PHL
Nonstop3h 41mFrontier
Mon 8/198:34 pmPHL - DEN
Nonstop4h 17mFrontier
Deal found 6/4$97
Fri 9/2011:56 pmDEN - PHL
Nonstop3h 41mFrontier
Mon 9/238:34 pmPHL - DEN
Nonstop4h 17mFrontier
Deal found 6/5$98
Fri 9/2011:56 pmDEN - PHL
Nonstop3h 41mFrontier
Mon 9/238:34 pmPHL - DEN
Nonstop4h 17mFrontier
Deal found 6/4$101
Fri 9/1311:56 pmDEN - PHL
Nonstop3h 41mFrontier
Mon 9/168:34 pmPHL - DEN
Nonstop4h 17mFrontier
Deal found 6/4$108
Wed 7/106:05 amDEN - PHL
Nonstop3h 41mFrontier
Wed 7/108:34 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/5$116
Wed 7/176:05 amDEN - PHL
Nonstop3h 41mFrontier
Tue 7/238:38 pmPHL - DEN
Nonstop4h 16mFrontier
Deal found 6/5$117

Colorado to Philadelphia flights leaving soon

Find last-minute flight options from Colorado to Philadelphia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 5, 2024.
Users seeking a last-minute flight from Colorado to Philadelphia should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.
Wed 6/128:38 amDEN - PHL
1 stop6h 52mFrontier
Wed 6/128:27 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$123
Tue 6/119:10 pmDEN - PHL
1 stop8h 53mFrontier
Wed 6/1212:49 pmPHL - DEN
Nonstop4h 15mFrontier
Deal found 6/4$128
Tue 6/1111:07 amDEN - PHL
Nonstop3h 38mFrontier
Tue 6/118:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$133
Wed 6/126:05 amDEN - PHL
Nonstop3h 37mFrontier
Tue 6/188:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/5$136
Thu 6/1311:59 pmDEN - PHL
Nonstop3h 37mFrontier
Tue 6/188:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/5$137
Tue 6/1111:07 amDEN - PHL
Nonstop3h 38mFrontier
Wed 6/1212:49 pmPHL - DEN
Nonstop4h 15mFrontier
Deal found 6/4$138
Sat 6/1511:59 pmDEN - PHL
Nonstop3h 37mFrontier
Sat 6/228:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$147
Tue 6/116:00 amDEN - PHL
1 stop8h 45mFrontier
Tue 6/118:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$148
Tue 6/1111:59 pmDEN - PHL
Nonstop3h 37mFrontier
Fri 6/218:30 pmPHL - DEN
Nonstop4h 21mFrontier
Deal found 6/4$158

One-way flights to Philadelphia from Colorado

Search for one-way flight options from Colorado to Philadelphia. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 5, 2024.
If you're seeking multiple options on one-way flights from Colorado to Philadelphia, be sure to check out these deals, which are updated often. Users needing a return flight from Colorado to Philadelphia should utilize the search form above.
Tue 9/311:56 pmDEN - PHL
Nonstop3h 41mFrontier
Deal found 6/4$39
Mon 8/511:00 pmDEN - PHL
Nonstop3h 39mFrontier
Deal found 6/5$49
Mon 8/1211:00 pmDEN - PHL
Nonstop3h 39mFrontier
Deal found 6/5$51
Tue 7/1611:59 pmDEN - PHL
Nonstop3h 39mFrontier
Deal found 6/4$59
Wed 7/176:05 amDEN - PHL
Nonstop3h 41mFrontier
Deal found 6/4$60
Tue 6/2511:59 pmDEN - PHL
Nonstop3h 37mFrontier
Deal found 6/4$61
Wed 10/1611:56 pmDEN - PHL
Nonstop3h 41mFrontier
Deal found 6/4$69
Tue 10/1511:56 pmDEN - PHL
Nonstop3h 41mFrontier
Deal found 6/3$71
Thu 7/45:50 pmDEN - PHL
1 stop15h 43mSun Country Air
Deal found 6/5$74

Find flights from Colorado to Philadelphia within your budget

Customize your flight search to find flights from Colorado to Philadelphia 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 3,009,960 searches. Data last updated June 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$88 - $236

Route

Depart

Return

Price

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 8/30

Nonstop3h 42m

Philadelphia

Tue 9/3

Nonstop4h 16m

$88

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 9/13

Nonstop3h 41m

Philadelphia

Tue 9/17

Nonstop4h 17m

$90

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Thu 8/15

Nonstop3h 41m

Philadelphia

Mon 8/19

Nonstop4h 17m

$96

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 9/20

Nonstop3h 41m

Philadelphia

Sun 9/22

Nonstop4h 12m

$97

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 8/16

Nonstop3h 41m

Philadelphia

Fri 8/23

Nonstop4h 17m

$98

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Fri 9/20

Nonstop3h 41m

Philadelphia

Mon 9/23

Nonstop4h 17m

$101

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Tue 7/9

1 stop13h 52m

Philadelphia

Sat 7/13

Nonstop4h 16m

$147

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Tue 7/9

1 stop13h 52m

Philadelphia

Tue 7/16

1 stop6h 38m

$162

Denver IntlPhiladelphia

DEN - PHL

DENPHL

Denver Intl

Mon 7/8

1 stop9h 28m

Philadelphia

Sun 7/14

1 stop10h 13m

$236

Flights are sorted by cheapest first

Deals found on 6/4

No data available for this route at this time. Please check back soon.

Best time to book a flight from Colorado to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Colorado 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated June 5, 2024.
Read reviews from past customers who have flown Frontier, Sun Country Air and Delta from Colorado to Philadelphia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,222 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,368 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,703 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,229 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Sun Country Air
7.2
Good
595 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Philadelphia. 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 Philadelphia from Colorado?

    For a flight from Colorado to Philadelphia, you will be flying into Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • Can I find flights from Colorado to Philadelphia for under $100 on Cheapflights?

    Yes, there are multiple flights from Colorado to Philadelphia for under $100. The cheapest flight booked recently is on Frontier for just $88, but on average you can expect to pay $116.

  • Are there nonstop flights from Colorado to Philadelphia for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Colorado to Philadelphia under $100. A good price for a nonstop flight from Colorado to Philadelphia is less than $116.

  • Are there last-minute flights available from Colorado to Philadelphia for under $200?

    There are currently 20+ open flights from Colorado to Philadelphia within the next 7 days for less than $200.

  • What days are nonstop flights available from Colorado to Philadelphia?

    Days when nonstop flights are available for this flight are: Sunday, Monday, Wednesday, Saturday.

  • How popular is this Colorado to Philadelphia flight route?

    Flights from Colorado to Philadelphia have been viewed 90 times in the past calendar month.

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

    Travelers can expect 4 flights from Colorado to Philadelphia on average per day.
    Early Morning (Midnight to 6am) - 25% of flight departures
    Morning (6am - Noon) - 75% of flight departures

  • How long is the flight from Colorado to Philadelphia?

    Frontier can get you from Colorado to Philadelphia in just under 3h 42m. Your travel time will be generally consistent. There are 1562 mi between Colorado and Philadelphia. Generally, flights for this route are nonstop.

  • What are the most popular routes from Colorado to Philadelphia?

    Most travelers choose Denver Intl - Philadelphia, Colorado Springs - Philadelphia or Aspen Pitkin County - Philadelphia when deciding on the best route from Colorado to Philadelphia.

  • What are the most reliable airlines from Colorado to Philadelphia?

    Consider British Airways (92%), Aer Lingus (90%) or United Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Philadelphia.

  • What are the cheapest flights from Colorado to Philadelphia?

    The cheapest flight price from Colorado to Philadelphia is $69. On average you can expect to pay $1,177. The most popular route, (Denver Intl - Philadelphia), can usually be booked for $127.

  • What does DEN to PHL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Denver Intl Airport to Philadelphia Airport flight would often be abbreviated as a DEN to PHL flight. Colorado Springs Airport (COS), Grand Junction Regnl Airport (GJT), Durango La Plata County Airport (DRO), Aspen Pitkin County Airport (ASE), Montrose County Airport (MTJ) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Colorado to Philadelphia that include extra baggage allowance?

    The amount of baggage you can bring on your Colorado to Philadelphia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Colorado to Philadelphia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Colorado to Philadelphia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Colorado to Philadelphia that include hotel bookings?

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

  • How can I find direct flights from Colorado to Philadelphia?

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

  • Can I find deals for business class flights from Colorado to Philadelphia?

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

  • Can I find deals for flights from Colorado to Philadelphia that allow pets onboard?

    Many airlines flying from Colorado to Philadelphia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Colorado to Philadelphia?

    Yes, you can often find last-minute deals on Colorado to Philadelphia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Colorado to Philadelphia flight deals updated?

    The Colorado to Philadelphia flight deals you see on this page were last updated on 6/5.

  • What are the most popular airlines that fly from Colorado to Philadelphia?

    American Airlines, Delta and Frontier are the most popular airlines when flying from Colorado to Philadelphia.

  • What is the cheapest month to book a flight from Colorado to Philadelphia?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Philadelphia (average of $227). Flying from Colorado to Philadelphia in July is currently the most expensive (average of $298). 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

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Alternative routes for Colorado to Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Colorado to Philadelphia

Discover the top 5 airlines that operate flights from Colorado to Philadelphia. 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 3,009,960 searches. Data last updated June 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$83Average$198FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$122Average$176FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$144Average$590FlexibilityNo cancel feeOn-time69%
DeltaCheapest$185Average$361FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$202Average$505FlexibilityNo cancel feeOn-time71%
Los Angeles to Guadalajara flights
Miami to London flights
San Francisco to New Delhi flights
Newark Airport to Las Vegas flights
Detroit to Las Vegas flights
Chicago to Athens flights
Los Angeles to Amsterdam flights
Miami to Orlando flights
USA to India flights
Los Angeles to New Orleans flights
Minneapolis to Atlanta flights
Colorado to Palawan flights

Search flights from Colorado to Philadelphia by cabin class

Find flights from Colorado to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Colorado to Philadelphia

Find hourly flight availability from Colorado to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 5, 2024.
29%of flight departuresEarly morningMidnight to 6 am
50%of flight departuresMorning6 am to noon
15%of flight departuresAfternoonNoon to 6 pm
6%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colorado to Philadelphia?

When you search for this flight from Colorado to Philadelphia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Philadelphia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Colorado to Philadelphia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Colorado to Philadelphia with no change fees?

Certainly. Search results for flights to Philadelphia from Colorado shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Colorado to Philadelphia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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