Denver to Philadelphia Flight Route Information
| Travel Distance: | 6,992 Miles |
|---|---|
| Airlines Flying This Route: | Frontier Airlines, United Airlines, American Airlines |
| Weekly Flights: | 173 |
| Avg. Flight Duration: | 18.28 Hours |
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12/9/2026 Find Cheap Flights from Denver to Philadelphia (DEN to PHL)
DEN - Denver PHL - Philadelphia 
Find Cheap Flights from Denver to Philadelphia (DEN to PHL)
Fares Starting at $107
DEN - Denver PHL - Philadelphia Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202611~Ref:cDTfr2Vs40GMORoWIui9lA
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Cheap Flights from Denver to Philadelphia - Compare & Book Our Best Deals
With over 23 daily departures from Denver to Philadelphia, this route offers great flexibility for different travel plans. Browse one-way fares from $106.84, round-trip fares from $248.99, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best Denver to Philadelphia deals that fit your budget and travel preferences.
Top Airlines that fly from Denver to Philadelphia
Cheap Flight Deals from Denver to Philadelphia
DEN Denver Wed, Dec 9
PHL Philadelphia
from $107
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DEN Denver Tue, Dec 15
PHL Philadelphia
from $107
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DEN Denver Sat, Dec 12
PHL Philadelphia
from $112
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DEN Denver Sat, Feb 6
PHL Philadelphia
from $112
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DEN Denver Tue, Feb 9
PHL Philadelphia
from $112
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DEN Denver Sat, Feb 13
PHL Philadelphia
from $112
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DEN Denver Wed, Feb 10
PHL Philadelphia
from $126
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DEN Denver Tue, Jan 12
PHL Philadelphia
from $136
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DEN Denver Wed, Feb 3
PHL Philadelphia
from $136
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DEN Denver Tue, Jan 5
PHL Philadelphia
from $136
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees . Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions . 202611~Ref:cDTfr2Vs40GMORoWIui9lA
Insights about cheap flights from Denver to Philadelphia – Direct Flights, Duration & Best Travel Time
When it comes to booking cheap flights, having the right information at your fingertips can make all the difference. Dive into the insights for cheap flights from Denver to Philadelphia and enhance your travel experience!
Daily Flights
23
Cheapest Month
April
Avg. Flight Duration
18.28
Peak Season
November
Distance
6,992 miles
Direct Flights
692
When is the Cheapest Time to Book Flights from DEN to PHL?
Explore data-powered insights and trends for flights from Denver to Philadelphia. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from Denver to Philadelphia?‡
What is the cheapest month to fly from Denver to Philadelphia?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from Denver to Philadelphia
- Plan Ahead - One of the keys to securing cheap flights from Denver to Philadelphia is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from Denver to Philadelphia drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If Philadelphia has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from DEN to PHL?
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from Denver to Philadelphia. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Insights About Flying from Denver to Philadelphia
Which is the high season to travel from Denver to Philadelphia?
The month of November is considered the high season for flying from DEN to PHL. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.
How many direct flights are available from DEN to PHL?
There are a total of 692 direct flights from Denver to Philadelphia. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.
Which is the low season to travel from Denver to Philadelphia?
April is considered the low season for traveling from Denver to Philadelphia, Pennsylvania. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.
How many daily flights are there between Denver to Philadelphia?
There are as many as 23 daily flights available for travelers between DEN to PHL. This data offers flexibility in choosing departure times that best suit your schedule.
Which is the busiest day for passengers flying between Denver to Philadelphia?
Monday are the busiest days for passengers flying between Denver to Philadelphia. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.
At what time does the last flight depart to Philadelphia?
The last flight to Philadelphia typically departs between 11:00PM - 12:00AM. Travelers who prefer late-night departures will find this information valuable for planning their journey.
What percentage of travelers spent an average of 4 days in Philadelphia, Pennsylvania?
Approximately 48.57% of travelers spent an average of 4 days exploring Philadelphia. This information can assist in planning the duration of your stay in Philadelphia
What percentage of DEN to PHL flyers traveled with kids under 14?
About 6% of passengers on flights from Denver to Philadelphia were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.
What percentage of Denver to Philadelphia travelers were over 60 years old?
A notable 11% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.
What percentage of DEN to PHL travelers were millennials?
Millennials make up a significant portion of travelers on this route, accounting for 49% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.
What percentage of Denver to Philadelphia travelers were female?
Almost half of the passengers, approximately 48% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.
What percent of Denver to Philadelphia travellers booked first or business class?
5% of travelers booked first or business class on this route.
At what time the earliest flight departs from Denver?
The earliest flight departs at 6:00AM - 7:00AM.
On which days one can have the most flight options in Philadelphia?
Monday offer the most flight options in Philadelphia.
§
All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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Cheap Flights from Denver to Philadelphia
Looking for flights from Denver to Philadelphia? Look no more, for you�re at the right place. Book cheap flights from Denver to Philadelphia on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab DEN to PHL flight deals and save big! Hurry, our cheap rates are not going to last forever, so make your bookings right away!
Airports in Denver
The city of Denver in Colorado is served by Denver International Airport. Located in Northeastern Denver, the airport offers scheduled domestic and international flights. Passengers can also avail seamless connectivity between the city of Denver and Denver International Airport through a network of charter buses, commuter rail, hotel shuttles, Limousines, mobile app-based transportation services, mountain carriers, public buses, shared-ride services and taxicabs.
It is the only airport in the US to implement an ISO 14001-certified environmental management system in its premises.
Explore Philadelphia
Located along the lower Delaware and Schuylkill Rivers, Philadelphia is the largest city in the Commonwealth of Pennsylvania and the sixth-most populous city in the United States. Founded in 1682, the city has served as the national capital and was home to the iconic event of the adoption of the Declaration of Independence and the drafting of the Constitution during the third quarter of 18th century. Fast forward to 2018 and you�ll find the city home to an extensive colonial legacy and period architecture.
Things to do in Philadelphia
USS New Jersey
The USS New Jersey is an Iowa-class battleship that now serves as a museum ship. It had served during the Second World War and Vietnam War, and had earned the maximum number of battle stars for combat actions among all Iowa-class battleships.
Liberty Bell
The Liberty Bell is an iconic symbol of American independence and was commissioned in 1752. After it was built, it was sent on a tour around the country to instil a sense of national pride among the masses. The bell completed its journey and was stationed in Philadelphia where it has remained ever since 1915.
Eastern State Penitentiary
Operational from 1829 to 1971, the Eastern State Penitentiary is a former American prison in Philadelphia. It was built with a view to reform the prisoners rather than punishing them. This penitentiary once contained notorious criminals like Al Capone and Willie Sutton.
Best Time to Fly to Philadelphia
The best time to fly to Philadelphia is the summer season from June to August. The city being warm and sunny, it is the most perfect time of the year to enjoy sightseeing and attend events like Philadelphia International Children's Festival (in June) and Pennsylvania Dutch Festival (in August).
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