$77+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DEN
Mar 1 — Mar 81
1 adult, Economy
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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 January 30, 2026.
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 January 30, 2026.
This Trip.com deal was found by Cheapflights users on 1/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Mon 3/1611:37 am
DEN
- DCA
Nonstop3h 22m
Frontier
Deal found 1/29![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/251:39 pm
DEN
- DCA
Nonstop3h 20m
Frontier
Deal found 1/29![Frontier logo]()
$103
This Cheapflightsfares deal was found by Cheapflights users on 1/30. 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 2/218:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/251:39 pm
DEN
- DCA
Nonstop3h 20m
Frontier
Deal found 1/30![Frontier logo]()
$107
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/242:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 2/277:33 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 1/29. 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.
Thu 2/266:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Sat 2/287:33 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 1/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 3/1311:37 am
DEN
- DCA
Nonstop3h 22m
Frontier
Deal found 1/28![Frontier logo]()
$112
This Priceline deal was found by Cheapflights users on 1/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Tue 3/107:35 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$113
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 2/207:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Sun 2/227:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/187:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:22 pm
IAD
- DEN
1 stop20h 34m
Frontier
Wed 3/42:15 pm
DEN
- IAD
1 stop18h 18m
Frontier
Deal found 1/29![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Thu 2/264:38 pm
DEN
- DCA
Nonstop3h 21m
Frontier
Deal found 1/29![Frontier logo]()
$126
Best flights from Pennsylvania to ColoradoDiscover carefully curated flight deals from Pennsylvania to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 30, 2026.
Discover carefully curated flight deals from Pennsylvania to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 30, 2026.
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:30 pm
JFK
- DEN
Nonstop4h 51m
Delta
Tue 3/36:00 am
DEN
- JFK
Nonstop3h 49m
Delta
Deal found 1/29![Delta logo]()
$173
This JetBlue deal was found by Cheapflights users on 1/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:13 pm
JFK
- DEN
Nonstop4h 46m
JetBlue
Sat 3/710:59 pm
DEN
- JFK
Nonstop3h 37m
JetBlue
Deal found 1/28![JetBlue logo]()
$177
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:50 am
LGA
- DEN
Nonstop4h 40m
Southwest
Thu 3/56:10 am
DEN
- LGA
Nonstop3h 40m
Southwest
Deal found 1/28![Southwest logo]()
$189
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 2/2610:25 pm
IAD
- DEN
Nonstop4h 05m
United Airlines
Wed 3/411:59 pm
DEN
- IAD
Nonstop3h 19m
United Airlines
Deal found 1/28![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:30 pm
EWR
- EGE
2 stops22h 29m
Alaska Airlines
Mon 3/95:36 pm
EGE
- EWR
2 stops23h 23m
Alaska Airlines
Deal found 1/29![Alaska Airlines logo]()
$364
This Sun Country Air deal was found by Cheapflights users on 1/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:05 pm
PIT
- DEN
1 stop7h 24m
Sun Country Air
Wed 6/106:07 pm
DEN
- PIT
1 stop14h 22m
Sun Country Air
Deal found 1/29![Sun Country Air logo]()
$365
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2812:59 pm
JFK
- DEN
1 stop10h 07m
Delta
Wed 3/46:00 am
DEN
- JFK
Nonstop3h 49m
Delta
Deal found 1/29![Delta logo]()
$183
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:45 am
LGA
- DEN
Nonstop4h 35m
Southwest
Thu 3/56:10 am
DEN
- LGA
Nonstop3h 40m
Southwest
Deal found 1/28![Southwest logo]()
$189
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:30 pm
JFK
- DEN
Nonstop4h 51m
Delta
Wed 3/116:40 am
DEN
- JFK
Nonstop3h 45m
Delta
Deal found 1/28![Delta logo]()
$187
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Fri 3/67:23 am
LGA
- EGE
1 stop7h 17m
American Airlines
Thu 3/1210:48 am
EGE
- LGA
1 stop9h 01m
American Airlines
Deal found 1/28![American Airlines logo]()
$420
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:17 pm
JFK
- DEN
Nonstop4h 42m
JetBlue
Tue 2/2411:15 pm
DEN
- JFK
1 stop6h 14m
JetBlue
Deal found 1/27![JetBlue logo]()
$212
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:24 pm
EWR
- DEN
Nonstop4h 35m
United Airlines
Thu 4/306:00 am
DEN
- EWR
Nonstop3h 50m
United Airlines
Deal found 1/27![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/226:05 am
LGA
- DEN
1 stop7h 35m
Southwest
Wed 2/258:15 am
DEN
- LGA
Nonstop3h 40m
Southwest
Deal found 1/29![Southwest logo]()
$199
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:59 am
JFK
- DEN
Nonstop4h 54m
Delta
Sat 2/286:00 am
DEN
- JFK
Nonstop3h 49m
Delta
Deal found 1/28![Delta logo]()
$187
This JetBlue deal was found by Cheapflights users on 1/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
DCA
- DEN
1 stop7h 10m
JetBlue
Wed 2/2511:15 pm
DEN
- DCA
1 stop9h 50m
JetBlue
Deal found 1/29![JetBlue logo]()
$219
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:45 pm
LGA
- DEN
Nonstop4h 43m
Delta
Tue 3/37:05 am
DEN
- LGA
Nonstop3h 54m
Delta
Deal found 1/29![Delta logo]()
$187
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Mon 3/93:30 pm
PHL
- DEN
Nonstop4h 30m
United Airlines
Wed 3/115:57 pm
DEN
- PHL
Nonstop3h 35m
United Airlines
Deal found 1/28![United Airlines logo]()
$228
This Southwest deal was found by Cheapflights users on 1/27. 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.
Sat 3/76:05 pm
IAD
- DEN
Nonstop4h 05m
Southwest
Tue 3/108:25 am
DEN
- IAD
1 stop6h 55m
Southwest
Deal found 1/27![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:30 pm
JFK
- DEN
Nonstop4h 51m
Delta
Sat 3/76:00 am
DEN
- JFK
Nonstop3h 49m
Delta
Deal found 1/29![Delta logo]()
$189
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 2/198:55 pm
EWR
- DEN
Nonstop4h 41m
United Airlines
Wed 2/253:47 pm
DEN
- EWR
Nonstop3h 43m
United Airlines
Deal found 1/28![United Airlines logo]()
$234
This JetBlue deal was found by Cheapflights users on 1/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:00 pm
DCA
- DEN
1 stop10h 43m
JetBlue
Mon 4/611:15 pm
DEN
- DCA
1 stop8h 34m
JetBlue
Deal found 1/29![JetBlue logo]()
$248
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/1410:30 pm
IAD
- DEN
Nonstop4h 00m
United Airlines
Wed 3/1811:59 pm
DEN
- IAD
Nonstop3h 18m
United Airlines
Deal found 1/29![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:05 am
IAD
- DEN
Nonstop4h 10m
Southwest
Thu 2/265:50 pm
DEN
- IAD
Nonstop3h 20m
Southwest
Deal found 1/29![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/177:30 pm
JFK
- DEN
Nonstop4h 51m
Delta
Wed 2/186:00 am
DEN
- JFK
Nonstop3h 49m
Delta
Deal found 1/27![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:30 am
IAD
- DEN
Nonstop4h 00m
Southwest
Wed 2/254:45 pm
DEN
- IAD
Nonstop3h 10m
Southwest
Deal found 1/29![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:45 am
JFK
- DEN
Nonstop4h 40m
Delta
Tue 3/106:40 am
DEN
- JFK
Nonstop3h 45m
Delta
Deal found 1/28![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/258:55 pm
EWR
- DEN
Nonstop4h 41m
United Airlines
Sat 2/2812:46 pm
DEN
- EWR
Nonstop3h 43m
United Airlines
Deal found 1/28![United Airlines logo]()
$240
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:00 am
DCA
- DEN
1 stop9h 55m
JetBlue
Sun 4/511:25 pm
DEN
- DCA
1 stop9h 30m
JetBlue
Deal found 1/27![JetBlue logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:51 pm
PIT
- DEN
1 stop19h 09m
Alaska Airlines
Tue 5/196:41 pm
DEN
- PIT
2 stops21h 14m
Alaska Airlines
Deal found 1/29![Alaska Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:30 am
LGA
- DEN
Nonstop4h 55m
Delta
Fri 3/65:45 pm
DEN
- LGA
Nonstop3h 46m
Delta
Deal found 1/27![Delta logo]()
$197
Last-minute flights from Pennsylvania to ColoradoDiscover last-minute flight deals from Pennsylvania to Colorado. Data last updated January 30, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Colorado. Data last updated January 30, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/187:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 2/207:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Sun 2/227:48 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 1/29. 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.
Fri 2/208:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Sat 2/2111:37 am
DEN
- DCA
Nonstop3h 22m
Frontier
Deal found 1/29![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/202:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 2/2711:37 am
DEN
- DCA
Nonstop3h 22m
Frontier
Deal found 1/29![Frontier logo]()
$128
This Cheapflightsfares deal was found by Cheapflights users on 1/30. 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 2/218:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/251:39 pm
DEN
- DCA
Nonstop3h 20m
Frontier
Deal found 1/30![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Thu 2/264:38 pm
DEN
- DCA
Nonstop3h 21m
Frontier
Deal found 1/29![Frontier logo]()
$126
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:29 am
IAD
- DEN
1 stop13h 04m
Frontier
Sat 2/2811:59 pm
DEN
- IAD
1 stop7h 26m
Frontier
Deal found 1/28![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/242:00 pm
DCA
- DEN
Nonstop4h 22m
Frontier
Fri 2/277:33 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$108
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
DCA
- DEN
Nonstop4h 22m
Frontier
Wed 2/251:39 pm
DEN
- DCA
Nonstop3h 20m
Frontier
Deal found 1/29![Frontier logo]()
$103
This Cheapflightsfares deal was found by Cheapflights users on 1/29. 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.
Thu 2/266:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Sat 2/287:33 am
DEN
- DCA
Nonstop3h 27m
Frontier
Deal found 1/29![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 1/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:00 pm
DCA
- DEN
Nonstop4h 16m
Frontier
Tue 3/34:38 pm
DEN
- DCA
Nonstop3h 21m
Frontier
Deal found 1/29![Frontier logo]()
$112
One-way flights from Pennsylvania to ColoradoSearch for one-way flight options from Pennsylvania to Colorado. Find affordable one-way fares based on user searches. Data last updated January 30, 2026.
Search for one-way flight options from Pennsylvania to Colorado. Find affordable one-way fares based on user searches. Data last updated January 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Tue 3/36:00 am
PIT
- DEN
2 stops17h 41m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Wed 3/46:00 am
PIT
- DEN
2 stops17h 35m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$79
This Mytrip deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:19 pm
PIT
- DEN
1 stop20h 01m
Frontier
Deal found 1/30![Frontier logo]()
$80
This American Airlines deal was found by Cheapflights users on 1/30. 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.
Thu 2/194:05 pm
LGA
- DEN
1 stop8h 35m
American Airlines
Deal found 1/30![American Airlines logo]()
$84
This American Airlines deal was found by Cheapflights users on 1/30. 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.
Fri 2/204:30 pm
JFK
- DEN
1 stop9h 24m
American Airlines
Deal found 1/30![American Airlines logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:33 pm
PIT
- DEN
1 stop24h 17m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:48 pm
LGA
- DEN
1 stop28h 03m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$85
This WAYA deal was found by Cheapflights users on 1/29. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:30 am
LGA
- DEN
1 stop7h 22m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:59 pm
LGA
- DEN
2 stops26h 10m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$87
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:15 pm
JFK
- DEN
Nonstop4h 47m
JetBlue
Deal found 1/29![JetBlue logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/178:45 pm
LGA
- DEN
2 stops26h 50m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$88
This Cheapflightsfares deal was found by Cheapflights users on 1/30. 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 4/88:15 pm
JFK
- DEN
Nonstop4h 47m
JetBlue
Deal found 1/30![JetBlue logo]()
$88
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 January 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $100 (Trip.com) |
One-way from | $77 (Kiwi.com) |
Popular in | December |
Cheapest in | July |
Average price | $332 |
Good round-trip deal | $291 or less |
Good one-way deal | $158 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 January 30, 2026.
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
Sat 2/28
7:30 pm-10:21 pm
Nonstop4h 51m
Denver Intl
Tue 3/3
6:00 am-11:49 am
Nonstop3h 49m
$173
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Wed 2/25
8:13 pm-10:59 pm
Nonstop4h 46m
Denver Intl
Sat 3/7
10:59 pm-4:36 am
Nonstop3h 37m
$177
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Sat 2/28
12:59 pm-9:06 pm
1 stop10h 07m
Denver Intl
Wed 3/4
6:00 am-11:49 am
Nonstop3h 49m
$183
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Fri 3/6
7:30 pm-10:21 pm
Nonstop4h 51m
Denver Intl
Wed 3/11
6:40 am-12:25 pm
Nonstop3h 45m
$187
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Fri 2/20
7:59 am-10:53 am
Nonstop4h 54m
Denver Intl
Sat 2/28
6:00 am-11:49 am
Nonstop3h 49m
$187
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Fri 2/27
5:45 pm-8:28 pm
Nonstop4h 43m
Denver Intl
Tue 3/3
7:05 am-12:59 pm
Nonstop3h 54m
$187
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Sat 2/28
6:50 am-9:30 am
Nonstop4h 40m
Denver Intl
Thu 3/5
6:10 am-11:50 am
Nonstop3h 40m
$189
New YorkDenver
LGA - DEN
LGADEN
New York LaGuardia
Thu 2/26
9:45 am-12:20 pm
Nonstop4h 35m
Denver Intl
Thu 3/5
6:10 am-11:50 am
Nonstop3h 40m
$189
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Sat 2/28
7:30 pm-10:21 pm
Nonstop4h 51m
Denver Intl
Sat 3/7
6:00 am-11:49 am
Nonstop3h 49m
$189
New YorkDenver
JFK - DEN
JFKDEN
New York John F Kennedy Intl
Tue 2/17
7:30 pm-10:21 pm
Nonstop4h 51m
Denver Intl
Wed 2/18
6:00 am-11:49 am
Nonstop3h 49m
$197
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.
DCA-DEN
IAD-DEN
LGA-DEN
JFK-DEN
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 Pennsylvania to Colorado
USPA-USCO
DCA-DEN
IAD-DEN
LGA-DEN
JFK-DEN
What is the cheapest month to book a flight from Pennsylvania to Colorado?
Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Colorado (average of $101). Flying from Pennsylvania to Colorado in June is currently the most expensive (average of $136). 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 January 30, 2026.
It’s typically best to fly out from Pennsylvania to Colorado at noon. Doing so could potentially save you 41% 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 January 24, 2026.
Travelers seeking maximum savings on their Pennsylvania to Colorado flight should consider departing on Wednesday mornings 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.
Weekly flight availability from Pennsylvania to Colorado
Explore weekly flight availability from Pennsylvania to Colorado. 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 January 30, 2026.
The most flights from USPA to USCO are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).
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 January 30, 2026.
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.
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Pennsylvania to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Pennsylvania to Colorado
Discover the top 7 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 January 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$106 | Average$206 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$125 | Average$312 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$443 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$449 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$188 | Average$477 | FlexibilityNo cancel fee | On-time69% |