$48+ Cheap flights from Pennsylvania to Colorado
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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DEN
Jan 16 — Jan 231
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Pennsylvania to Colorado
Cheapest flights from Pennsylvania to ColoradoExplore the most affordable flight options available from Pennsylvania to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.
Explore the most affordable flight options available from Pennsylvania to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:55 pmLGA - DEN
Nonstop4h 28mFrontier
Tue 1/66:00 amDEN - LGA
1 stop14h 00mFrontier
Deal found 12/15![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:36 pmPHL - DEN
Nonstop4h 23mFrontier
Mon 12/296:05 amDEN - PHL
1 stop16h 21mFrontier
Deal found 12/16![Frontier logo]()
$159
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:36 pmPHL - DEN
Nonstop4h 23mFrontier
Thu 1/111:59 pmDEN - PHL
Nonstop3h 32mFrontier
Deal found 12/16![Frontier logo]()
$163
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:30 pmLGA - DEN
1 stop28h 45mFrontier
Wed 1/74:25 pmDEN - LGA
Nonstop3h 35mFrontier
Deal found 12/15![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:29 pmJFK - DEN
Nonstop4h 40mFrontier
Tue 1/66:10 amDEN - JFK
Nonstop3h 42mFrontier
Deal found 12/15![Frontier logo]()
$172
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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.
Wed 12/316:00 amPHL - DEN
1 stop17h 49mFrontier
Mon 1/511:59 pmDEN - PHL
1 stop12h 39mFrontier
Deal found 12/15![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amPHL - DEN
1 stop9h 45mMultiple Airlines
Wed 1/710:42 amDEN - PHL
1 stop10h 52mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$184
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:30 pmLGA - DEN
1 stop14h 12mFrontier
Wed 1/76:00 amDEN - LGA
1 stop8h 29mFrontier
Deal found 12/15![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:36 pmPHL - DEN
Nonstop4h 23mFrontier
Wed 12/318:45 pmDEN - PHL
2 stops18h 11mFrontier
Deal found 12/16![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:36 pmPHL - DEN
Nonstop4h 23mFrontier
Tue 12/308:45 pmDEN - PHL
1 stop18h 45mFrontier
Deal found 12/16![Frontier logo]()
$188
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:55 pmLGA - DEN
Nonstop4h 28mFrontier
Sat 1/1011:24 amDEN - LGA
Nonstop3h 38mFrontier
Deal found 12/16![Frontier logo]()
$190
This Mytrip deal was found by Cheapflights users on 12/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:00 pmDCA - DEN
Nonstop4h 15mFrontier
Sat 1/104:38 pmDEN - DCA
Nonstop3h 21mFrontier
Deal found 12/16![Frontier logo]()
$194
Find flight deals from Pennsylvania to Colorado
Keep the following information in mind while searching for Pennsylvania to Colorado flight deals. Data was last updated December 17, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $131 (Super.com) |
One-way from | $48 (Kiwi.com) |
Popular in | December |
Cheapest in | July |
Average price | $391 |
Good round-trip deal | $273 or less |
Good one-way deal | $132 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania to Colorado 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 December 17, 2025.
Use the filters below to find and compare flights from Pennsylvania to Colorado that are best for you.
Fly from
Pennsylvania
Fly to
Colorado
Route
Depart
Return
Price
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Thu 1/15
8:00 am-10:42 am
Nonstop4h 42m
Denver Intl
Mon 1/19
11:35 am-5:26 pm
Nonstop3h 51m
$167
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Sat 1/10
3:29 pm-6:07 pm
Nonstop4h 38m
Denver Intl
Sat 1/17
5:41 pm-11:27 pm
Nonstop3h 46m
$176
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Thu 1/8
6:00 pm-8:44 pm
Nonstop4h 44m
Denver Intl
Sat 1/10
7:30 am-1:28 pm
Nonstop3h 58m
$177
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Sat 1/24
2:00 pm-4:44 pm
Nonstop4h 44m
Denver Intl
Thu 1/29
11:25 am-5:17 pm
Nonstop3h 52m
$177
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Thu 1/22
12:15 pm-2:53 pm
Nonstop4h 38m
Denver Intl
Tue 1/27
9:59 am-3:46 pm
Nonstop3h 47m
$177
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Tue 2/3
2:00 pm-4:44 pm
Nonstop4h 44m
Denver Intl
Wed 2/11
5:45 pm-11:31 pm
Nonstop3h 46m
$177
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Wed 2/4
8:00 am-10:57 am
Nonstop4h 57m
Denver Intl
Mon 2/9
6:40 am-12:29 pm
Nonstop3h 49m
$177
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Wed 1/21
7:55 pm-10:46 pm
Nonstop4h 51m
Denver Intl
Mon 1/26
6:40 am-12:29 pm
Nonstop3h 49m
$177
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Thu 1/29
7:55 pm-10:46 pm
Nonstop4h 51m
Denver Intl
Thu 2/5
6:40 am-12:29 pm
Nonstop3h 49m
$177
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Tue 2/10
8:00 am-10:45 am
Nonstop4h 45m
Denver Intl
Sat 2/14
10:44 am-4:29 pm
Nonstop3h 45m
$178
Showing 1-10 of 60 results
Best time to book a flight from Pennsylvania to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado 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 Colorado
What is the cheapest month to book a flight from Pennsylvania to Colorado?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Colorado (average of $86). Flying from Pennsylvania to Colorado in April is currently the most expensive (average of $135). 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 CO?
Find hourly flight availability from Pennsylvania to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.
It’s typically best to fly out from Pennsylvania to Colorado in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Pennsylvania to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Colorado. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Pennsylvania to Colorado flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated December 17, 2025.
Read through reviews of airlines operating flights from Pennsylvania to Colorado, such as Southwest, United Airlines, and American Airlines. 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.
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Pennsylvania to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Pennsylvania to Colorado
Discover the top 8 airlines that operate flights from Pennsylvania to Colorado. 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 December 17, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$106 | Average$207 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$130 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$134 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$275 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$184 | Average$454 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$448 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$190 | Average$502 | FlexibilityNo cancel fee | On-time69% |