Cheap flights from Philadelphia to Denver from C$ 229
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DEN
2 Nov — 9 Nov1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Philadelphia to Denver Intl are usually found in January or February, booked 31 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Philadelphia to Denver
Enter your travel dates to find the best prices.
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One-way
Cheapest flights from Philadelphia to Denver
Explore the most affordable flight options available from Philadelphia to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.
Sat 21/116:53 p.m. -
1 stop15h 03m
Sat 28/1111:59 p.m. -
Nonstop3h 26m
Deal found 28/9C$ 423
Sat 5/129:55 a.m. -
Nonstop4h 20m
Mon 7/126:10 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 457
Sat 31/101:16 p.m. -
1 stop6h 57m
Sat 14/116:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 466
Thu 29/109:45 a.m. -
1 stop7h 32m
Mon 2/116:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 471
Wed 2/125:35 a.m. -
2 stops10h 00m
Mon 7/126:00 p.m. -
Nonstop3h 25m
Deal found 1/10C$ 478
Tue 27/101:20 p.m. -
1 stop6h 53m
Fri 30/106:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 480
Fri 13/115:15 p.m. -
Nonstop4h 15m
Mon 16/116:30 a.m. -
1 stop5h 30m
Deal found 29/9C$ 485
Mon 9/115:15 a.m. -
1 stop8h 46m
Fri 13/116:10 a.m. -
1 stop8h 25m
Deal found 1/10C$ 500
Wed 18/115:00 a.m. -
Nonstop4h 20m
Sat 21/117:30 p.m. -
Nonstop3h 25m
Deal found 30/9C$ 501
Wed 23/126:51 p.m. -
1 stop7h 02m
Wed 30/1211:59 p.m. -
Nonstop3h 32m
Deal found 1/10C$ 507
Best flights from Philadelphia to Denver
Discover carefully curated flight deals from Philadelphia to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.
Sat 27/28:10 a.m. -
2 stops11h 05m
Sat 6/35:20 a.m. -
1 stop8h 50m
Deal found 29/9C$ 537
Mon 4/13:50 p.m. -
Nonstop4h 27m
Fri 8/15:25 p.m. -
Nonstop3h 21m
Deal found 1/10C$ 578
Wed 4/115:00 a.m. -
Nonstop4h 20m
Fri 6/112:05 p.m. -
Nonstop3h 20m
Deal found 2/10C$ 562
Sat 6/25:10 a.m. -
Nonstop4h 15m
Sun 14/211:35 a.m. -
Nonstop3h 25m
Deal found 29/9C$ 564
Tue 16/312:30 p.m. -
2 stops8h 25m
Tue 23/38:10 a.m. -
2 stops7h 15m
Deal found 2/10C$ 588
Thu 19/117:30 a.m. -
2 stops8h 15m
Tue 1/1211:05 a.m. -
2 stops8h 20m
Deal found 1/10C$ 595
Fri 4/125:15 p.m. -
Nonstop4h 10m
Tue 8/1210:50 a.m. -
Nonstop3h 25m
Deal found 2/10C$ 596
Sat 13/35:00 a.m. -
Nonstop4h 15m
Sun 21/37:15 p.m. -
Nonstop3h 25m
Deal found 2/10C$ 608
Fri 15/111:30 a.m. -
1 stop8h 50m
Mon 18/17:30 p.m. -
Nonstop3h 25m
Deal found 2/10C$ 685
Thu 19/116:00 a.m. -
2 stops9h 35m
Sun 22/111:20 p.m. -
2 stops7h 00m
Deal found 28/9C$ 702
Wed 16/127:30 a.m. -
2 stops8h 15m
Sun 3/17:00 a.m. -
2 stops8h 20m
Deal found 30/9C$ 719
Direct flights from Philadelphia to Denver
Explore direct flight options from Philadelphia to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 October 2026.
Sat 21/118:38 p.m. -
Nonstop4h 26m
Sat 28/1111:59 p.m. -
Nonstop3h 26m
Deal found 28/9C$ 430
Sat 5/129:55 a.m. -
Nonstop4h 20m
Mon 7/126:10 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 457
Tue 27/107:45 a.m. -
Nonstop4h 20m
Fri 30/104:00 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 471
Fri 15/15:00 a.m. -
Nonstop4h 30m
Mon 18/17:30 p.m. -
Nonstop3h 25m
Deal found 29/9C$ 485
Wed 18/115:00 a.m. -
Nonstop4h 20m
Sat 21/117:30 p.m. -
Nonstop3h 25m
Deal found 30/9C$ 501
Wed 16/129:55 a.m. -
Nonstop4h 20m
Thu 24/125:25 p.m. -
Nonstop3h 34m
Deal found 29/9C$ 507
Thu 17/127:35 a.m. -
Nonstop4h 29m
Mon 21/1211:59 p.m. -
Nonstop3h 32m
Deal found 29/9C$ 508
Sat 21/117:05 a.m. -
Nonstop4h 25m
Fri 27/116:45 p.m. -
Nonstop3h 25m
Deal found 1/10C$ 515
Thu 5/117:45 a.m. -
Nonstop4h 20m
Sun 8/116:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 518
Tue 15/127:41 a.m. -
Nonstop4h 20m
Tue 22/125:25 p.m. -
Nonstop3h 34m
Deal found 29/9C$ 521
Fri 6/115:00 a.m. -
Nonstop4h 15m
Sun 8/116:45 p.m. -
Nonstop3h 25m
Deal found 30/9C$ 532
Thu 31/123:50 p.m. -
Nonstop4h 27m
Wed 6/15:25 p.m. -
Nonstop3h 21m
Deal found 28/9C$ 537
Last-minute flights from Philadelphia to Denver
Discover last-minute flight deals from Philadelphia to Denver. Data last updated 3 October 2026 and is based on user searches.
Sat 24/108:00 a.m. -
Nonstop4h 02m
Tue 27/106:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 457
Tue 27/101:20 p.m. -
1 stop6h 53m
Fri 30/106:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 480
Thu 29/109:45 a.m. -
1 stop7h 32m
Mon 2/116:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 471
Sat 31/101:16 p.m. -
1 stop6h 57m
Sat 14/116:08 p.m. -
Nonstop3h 31m
Deal found 30/9C$ 466
Mon 9/115:15 a.m. -
1 stop8h 46m
Fri 13/116:10 a.m. -
1 stop8h 25m
Deal found 1/10C$ 500
Mon 9/116:35 p.m. -
1 stop6h 35m
Fri 13/112:10 p.m. -
2 stops8h 00m
Deal found 1/10C$ 507
Wed 11/111:25 p.m. -
2 stops10h 20m
Mon 16/1111:05 a.m. -
2 stops8h 20m
Deal found 30/9C$ 514
Fri 13/115:15 p.m. -
Nonstop4h 15m
Mon 16/116:30 a.m. -
1 stop5h 30m
Deal found 29/9C$ 485
Wed 18/115:00 a.m. -
Nonstop4h 20m
Sat 21/117:30 p.m. -
Nonstop3h 25m
Deal found 30/9C$ 501
Sat 21/116:53 p.m. -
1 stop15h 03m
Sat 28/1111:59 p.m. -
Nonstop3h 26m
Deal found 28/9C$ 423
Sat 21/117:05 a.m. -
Nonstop4h 25m
Fri 27/116:45 p.m. -
Nonstop3h 25m
Deal found 1/10C$ 515
One-way flights from Philadelphia to Denver
Search for one-way flight options from Philadelphia to Denver. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.
Wed 28/105:30 a.m. -
Nonstop4h 05m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 229
Thu 29/105:20 a.m. -
1 stop6h 16m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 29/9C$ 243
Sun 15/1110:00 a.m. -
1 stop26h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 253
Fri 30/105:45 a.m. -
1 stop6h 17m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 258
Fri 30/105:10 p.m. -
2 stops10h 30m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 28/9C$ 265
Sun 1/1110:00 a.m. -
1 stop9h 29m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 268
Sat 14/117:45 a.m. -
Nonstop4h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 273
Wed 31/34:00 p.m. -
1 stop8h 17m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 29/9C$ 288
Fri 30/107:45 a.m. -
Nonstop4h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 290
Tue 12/111:50 a.m. -
2 stops9h 05m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 295
Sun 25/105:45 a.m. -
1 stop6h 17m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 305
Find flight deals from Philadelphia to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 October 2026.
Customize your flight search to find flights from Philadelphia 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 7,457,451 searches. Data last updated 3 October 2026.
Use the filters below to find and compare flights from Philadelphia to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
Quickest round-trip
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Tue 3/11
5:15 p.m.-7:25 p.m.
Nonstop4h 10m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 273
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Wed 16/12
5:00 a.m.-7:20 a.m.
Nonstop4h 20m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 273
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Sat 14/11
4:40 p.m.-6:50 p.m.
Nonstop4h 10m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 273
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Sun 15/11
5:00 a.m.-7:15 a.m.
Nonstop4h 15m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 290
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Sun 25/10
5:45 a.m.-10:02 a.m.
1 stop6h 17m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 305
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Wed 30/12
7:40 a.m.-1:15 p.m.
2 stops7h 35m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 327
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Thu 26/11
9:45 a.m.-3:17 p.m.
1 stop7h 32m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 329
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Sun 13/12
9:55 a.m.-12:15 p.m.
Nonstop4h 20m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 336
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Thu 25/3
6:15 a.m.-12:03 p.m.
1 stop7h 48m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 350
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Mon 28/12
8:45 p.m.-12:45 a.m.
1 stop6h 00m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 350
Flights are sorted by cheapest round-trip flights first.
Deals found on 2/10
Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Philadelphia with our price prediction graph.
PHL-DEN
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 Philadelphia to Denver
Prices
Airlines
Delays
How far ahead should I book a flight from Philadelphia to Denver?
To ensure you get the cheapest price possible for a flight from Philadelphia to Denver, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Philadelphia to Denver?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Denver (average of C$ 450). Flying from Philadelphia to Denver in June is currently the most expensive (average of C$ 669). 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 PHL to DEN?
Find hourly flight availability from Philadelphia 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 3 October 2026.
When flying from Philadelphia to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 77% versus a flight in the afternoon.
How much does it cost to fly round-trip from Philadelphia to Denver?
Airfare is typical for this route at the moment.
Philadelphia to Denver flights typically cost between C$ 403 and C$ 706 in November.The cheapest round-trip price found within the last 5 days was C$ 423 on Frontier (21 Nov-28 Nov).
Weekly flight availability from Philadelphia to Denver
Explore weekly flight availability from Philadelphia 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 3 October 2026.
The most flights from PHL to DEN are scheduled on a Thursday (16 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
How often are flights from Philadelphia to Denver delayed?
About 20% of weekly flights between Philadelphia and Denver have experienced delays in the past year, with the average delay time being 158 minutes.
What is the most punctual flight time for Philadelphia to Denver flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Philadelphia to Denver flights?
Over the past year, United Airlines has had the lowest number of delays on this route, with just 13% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Philadelphia to Denver flight route?
This flight path from Philadelphia to Denver Intl was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Philadelphia to Denver?
Airlines like Southwest and United Airlines fly from Philadelphia to Denver in about 3h 58m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 2499 km. All flights are typically direct.
What are the most reliable airlines from Philadelphia to Denver?
No one likes to see their flight delayed. When booking a flight from Philadelphia to Denver consider choosing United Airlines (75%), Volaris (74%) or Air Canada (72%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Philadelphia to Denver?
While on average a flight from Philadelphia to Denver is generally C$ 690, our data shows the cheapest flight currently is C$ 163. When looking at the most popular route, (Philadelphia - Denver Intl), you can expect to pay C$ 542 for that flight.
Can I find deals for business class flights from Philadelphia to Denver?
Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Denver?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Denver (average of C$ 450). Flying from Philadelphia to Denver in June is currently the most expensive (average of C$ 669). 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.
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 October 2026.
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 3 October 2026.
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 Philadelphia to Denver?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Philadelphia to Denver. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Denver?
Millions of users choose and trust Cheapflights to book the best flight deals from Philadelphia to Denver for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Philadelphia to Denver with no change fees?
Yes! Cheapflights helps users easily find flights from Philadelphia to Denver with no change fees.
Can Cheapflights notify me if prices for flights from Philadelphia to Denver become cheaper?
Yes! Start tracking prices for Philadelphia to Denver flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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