$113+ Cheap flights from Pennsylvania to Denver (DEN)
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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DEN
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Pennsylvania to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 Denver
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Cheapest flights from Pennsylvania to DenverExplore the most affordable flight options available from Pennsylvania to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Pennsylvania to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Frontier deal was found by Cheapflights users on 10/21. 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 11/248:38 pm -
Nonstop4h 26m
Wed 12/211:59 pm -
1 stop7h 30m
Deal found 10/21![Frontier logo]()
$243
This Frontier deal was found by Cheapflights users on 10/24. 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 11/259:55 pm -
1 stop13h 48m
Fri 11/2711:59 pm -
Nonstop3h 26m
Deal found 10/24![Frontier logo]()
$244
This Southwest deal was found by Cheapflights users on 10/24. 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.
Wed 11/115:00 am -
Nonstop4h 20m
Tue 11/176:30 am -
1 stop5h 30m
Deal found 10/24![Southwest logo]()
$245
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 12/168:40 am -
1 stop13h 17m
Sat 12/198:10 pm -
1 stop12h 06m
Deal found 10/23![Frontier logo]()
$246
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 11/104:59 pm -
1 stop7h 45m
Sat 11/142:00 pm -
Nonstop3h 31m
Deal found 10/22![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/99:45 am -
1 stop7h 04m
Mon 12/146:10 pm -
Nonstop3h 31m
Deal found 10/22![United Airlines logo]()
$248
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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.
Tue 11/1712:36 pm -
1 stop10h 56m
Fri 11/2010:51 am -
1 stop10h 06m
Deal found 10/21![Frontier logo]()
$249
This Frontier deal was found by Cheapflights users on 10/25. 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 11/208:38 pm -
Nonstop4h 26m
Fri 11/276:25 am -
1 stop14h 36m
Deal found 10/25![Frontier logo]()
$250
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/169:55 am -
Nonstop4h 20m
Sun 12/2011:59 pm -
Nonstop3h 32m
Deal found 10/21![United Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/1111:25 am -
Nonstop4h 25m
Sun 12/132:45 pm -
Nonstop3h 33m
Deal found 10/21![American Airlines logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 11/75:15 am -
1 stop28h 58m
Tue 11/106:31 pm -
1 stop10h 50m
Deal found 10/24![Frontier logo]()
$253
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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.
Sun 11/228:38 pm -
Nonstop4h 26m
Sun 12/69:00 am -
1 stop12h 40m
Deal found 10/22![Frontier logo]()
$254
Best flights from Pennsylvania to DenverDiscover carefully curated flight deals from Pennsylvania to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Pennsylvania to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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 1/316:35 am -
1 stop8h 35m
Thu 2/412:55 pm -
1 stop5h 42m
Deal found 10/21![Delta logo]()
$272
This Southwest deal was found by Cheapflights users on 10/25. 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.
Wed 12/165:00 am -
Nonstop4h 20m
Fri 12/187:05 pm -
Nonstop3h 30m
Deal found 10/25![Southwest logo]()
$280
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 2/192:45 pm -
1 stop6h 47m
Sun 2/2811:50 pm -
1 stop7h 48m
Deal found 10/21![United Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/246:35 pm -
1 stop7h 56m
Tue 12/14:07 pm -
1 stop6h 15m
Deal found 10/21![American Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 12/35:34 am -
1 stop8h 46m
Sun 12/64:10 pm -
1 stop5h 17m
Deal found 10/21![Delta logo]()
$272
This Delta deal was found by Cheapflights users on 10/22. 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 11/1312:20 pm -
1 stop6h 50m
Sun 11/156:30 am -
1 stop5h 40m
Deal found 10/22![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/243:50 pm -
Nonstop4h 27m
Tue 12/2911:59 pm -
Nonstop3h 32m
Deal found 10/22![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 10/21. 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 12/65:58 pm -
1 stop7h 24m
Fri 12/117:15 am -
1 stop7h 58m
Deal found 10/21![Delta logo]()
$281
This Southwest deal was found by Cheapflights users on 10/24. 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.
Fri 12/44:25 pm -
1 stop6h 30m
Mon 12/76:30 pm -
Nonstop2h 55m
Deal found 10/24![Southwest logo]()
$371
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/217:37 pm -
1 stop6h 38m
Sat 12/2611:59 pm -
Nonstop3h 32m
Deal found 10/24![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/109:52 am -
1 stop6h 14m
Sat 11/149:07 am -
2 stops11h 16m
Deal found 10/25![American Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 10/21. 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.
Fri 2/194:35 pm -
1 stop8h 40m
Sun 2/2811:00 am -
2 stops9h 05m
Deal found 10/21![Southwest logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 1/17:35 am -
Nonstop4h 29m
Wed 1/66:00 pm -
Nonstop3h 37m
Deal found 10/25![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 10/25. 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.
Wed 1/206:03 pm -
1 stop7h 14m
Sun 1/2411:40 am -
1 stop8h 59m
Deal found 10/25![Delta logo]()
$355
This American Airlines deal was found by Cheapflights users on 10/24. 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 12/316:00 am -
1 stop7h 41m
Tue 1/57:21 am -
1 stop8h 01m
Deal found 10/24![American Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 10/21. 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.
Fri 11/206:00 am -
Nonstop3h 40m
Fri 11/276:50 pm -
Nonstop2h 55m
Deal found 10/21![Southwest logo]()
$406
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/112:38 pm -
1 stop6h 52m
Sun 11/156:00 am -
1 stop5h 58m
Deal found 10/21![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 12/27:42 am -
1 stop5h 59m
Wed 12/91:20 pm -
2 stops8h 39m
Deal found 10/23![American Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 12/25:58 pm -
1 stop7h 24m
Sat 12/126:30 am -
2 stops13h 57m
Deal found 10/21![Delta logo]()
$368
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 11/253:10 pm -
2 stops7h 00m
Mon 11/3011:55 pm -
1 stop7h 05m
Deal found 10/22![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/72:29 pm -
1 stop7h 16m
Wed 11/114:29 pm -
1 stop6h 13m
Deal found 10/23![United Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 10/21. 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 1/56:10 am -
1 stop6h 02m
Tue 1/1212:55 pm -
1 stop8h 43m
Deal found 10/21![Delta logo]()
$376
This American Airlines deal was found by Cheapflights users on 10/23. 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 11/197:55 am -
1 stop17h 09m
Wed 11/2512:21 pm -
1 stop9h 35m
Deal found 10/23![American Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 10/21. 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 1/284:46 pm -
Nonstop3h 45m
Tue 2/29:35 am -
Nonstop3h 04m
Deal found 10/21![United Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 10/22. 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 12/218:45 pm -
1 stop6h 05m
Sun 12/272:00 pm -
2 stops7h 50m
Deal found 10/22![Southwest logo]()
$453
This American Airlines deal was found by Cheapflights users on 10/23. 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 11/197:55 am -
1 stop18h 36m
Tue 11/246:46 am -
1 stop15h 10m
Deal found 10/23![American Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 10/25. 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 11/135:58 pm -
1 stop7h 17m
Wed 11/182:24 pm -
1 stop7h 26m
Deal found 10/25![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1910:00 am -
Nonstop4h 20m
Mon 11/236:08 pm -
Nonstop3h 31m
Deal found 10/23![United Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 10/24. 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 11/262:05 pm -
1 stop6h 05m
Mon 11/307:20 pm -
Nonstop3h 00m
Deal found 10/24![Southwest logo]()
$456
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/37:42 am -
1 stop11h 37m
Tue 12/812:26 pm -
1 stop9h 33m
Deal found 10/23![American Airlines logo]()
$462
Last-minute flights from Pennsylvania to DenverDiscover last-minute flight deals from Pennsylvania to Denver. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Denver. Data last updated October 26, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 11/75:15 am -
1 stop28h 58m
Tue 11/106:31 pm -
1 stop10h 50m
Deal found 10/24![Frontier logo]()
$253
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 11/104:59 pm -
1 stop7h 45m
Sat 11/142:00 pm -
Nonstop3h 31m
Deal found 10/22![United Airlines logo]()
$247
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Tue 11/1012:36 pm -
2 stops21h 50m
Sat 11/1410:44 am -
2 stops11h 51m
Deal found 10/21![Frontier logo]()
$255
This Southwest deal was found by Cheapflights users on 10/24. 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.
Wed 11/115:00 am -
Nonstop4h 20m
Tue 11/176:30 am -
1 stop5h 30m
Deal found 10/24![Southwest logo]()
$245
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/1110:54 am -
1 stop6h 23m
Fri 11/136:08 pm -
Nonstop3h 31m
Deal found 10/21![United Airlines logo]()
$248
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 11/1511:47 am -
Nonstop4h 22m
Wed 11/182:57 pm -
Nonstop3h 32m
Deal found 10/23![American Airlines logo]()
$251
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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.
Tue 11/1712:36 pm -
1 stop10h 56m
Fri 11/2010:51 am -
1 stop10h 06m
Deal found 10/21![Frontier logo]()
$249
This Frontier deal was found by Cheapflights users on 10/25. 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 11/208:38 pm -
Nonstop4h 26m
Fri 11/276:25 am -
1 stop14h 36m
Deal found 10/25![Frontier logo]()
$250
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 11/218:38 pm -
Nonstop4h 26m
Sun 11/2911:59 pm -
Nonstop3h 26m
Deal found 10/21![Frontier logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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.
Sun 11/228:38 pm -
Nonstop4h 26m
Sun 12/69:00 am -
1 stop12h 40m
Deal found 10/22![Frontier logo]()
$254
This Frontier deal was found by Cheapflights users on 10/21. 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 11/248:38 pm -
Nonstop4h 26m
Tue 12/18:46 pm -
1 stop12h 10m
Deal found 10/21![Frontier logo]()
$243
This Frontier deal was found by Cheapflights users on 10/24. 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 11/259:55 pm -
1 stop13h 48m
Fri 11/2711:59 pm -
Nonstop3h 26m
Deal found 10/24![Frontier logo]()
$244
One-way flights from Pennsylvania to DenverSearch for one-way flight options from Pennsylvania to Denver. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Pennsylvania to Denver. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sun 12/63:09 pm -
2 stops41h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/147:59 pm -
2 stops21h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/77:59 pm -
2 stops21h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$121
This Super.com deal was found by Cheapflights users on 10/21. 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 11/146:27 pm -
1 stop15h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/116:27 pm -
1 stop27h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/94:36 pm -
2 stops30h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$128
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 12/16:22 pm -
1 stop6h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$130
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/186:02 am -
1 stop7h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$130
This Super.com deal was found by Cheapflights users on 10/21. 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.
Thu 11/126:27 pm -
1 stop27h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/98:54 pm -
2 stops26h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/106:27 pm -
1 stop15h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$135
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/115:37 am -
2 stops10h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$135
Find flight deals from Pennsylvania to Denver
Keep the following information in mind while searching for Pennsylvania to Denver flight deals. Data was last updated October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $243 (Frontier) |
One-way from | $113 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $425 |
Good round-trip deal | $334 or less |
Good one-way deal | $120 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 October 26, 2026.
Use the filters below to find and compare flights from Pennsylvania to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Tue 12/1
6:22 pm-11:04 pm
1 stop6h 42m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$130
ScrantonDenver
AVP Wilkes-Barre Scranton - DEN Denver Intl
AVPDEN
Wilkes-Barre Scranton
Fri 12/4
6:40 pm-10:57 pm
1 stop6h 17m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$130
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Wed 11/11
5:37 am-2:18 pm
2 stops10h 41m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$135
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Wed 11/25
6:00 pm-11:15 pm
1 stop7h 15m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$139
PittsburghDenver
PIT Pittsburgh - DEN Denver Intl
PITDEN
Pittsburgh
Tue 11/24
5:45 am-7:30 am
Nonstop3h 45m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$147
PittsburghDenver
PIT Pittsburgh - DEN Denver Intl
PITDEN
Pittsburgh
Thu 12/10
5:50 am-7:35 am
Nonstop3h 45m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$148
PittsburghDenver
PIT Pittsburgh - DEN Denver Intl
PITDEN
Pittsburgh
Mon 12/14
5:50 am-7:35 am
Nonstop3h 45m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$148
PittsburghDenver
PIT Pittsburgh - DEN Denver Intl
PITDEN
Pittsburgh
Tue 12/1
5:09 pm-11:22 pm
1 stop8h 13m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$157
PhiladelphiaDenver
PHL Philadelphia - DEN Denver Intl
PHLDEN
Philadelphia
Thu 12/17
7:35 am-10:04 am
Nonstop4h 29m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ScrantonDenver
AVP Wilkes-Barre Scranton - DEN Denver Intl
AVPDEN
Wilkes-Barre Scranton
Wed 11/18
9:50 am-3:35 pm
2 stops31h 45m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$162
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Pennsylvania with our price prediction graph.
PHL-DEN
PIT-DEN
ABE-DEN
AVP-DEN
MDT-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 Denver
USPA-DEN
PHL-DEN
PIT-DEN
ABE-DEN
AVP-DEN
What is the cheapest month to book a flight from Pennsylvania to Denver?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Denver (average of $342). Flying from Pennsylvania to Denver in March is currently the most expensive (average of $465). 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 DEN?
Find hourly flight availability from Pennsylvania 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 October 26, 2026.
One of the essential ways to save on airfare from Pennsylvania to Denver is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.
Weekly flight availability from Pennsylvania to Denver
Explore weekly flight availability from Pennsylvania 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 October 26, 2026.
The most flights from USPA to DEN are scheduled on a Saturday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Pennsylvania to Denver?
Airfare is below average for this route at the moment.
Pennsylvania to Denver flights typically cost between $304 and $498 in November.The cheapest round-trip price found within the last 5 days was $243 on Frontier (Nov 24-Dec 2).
How far ahead should I book a flight from Pennsylvania to Denver?
The best time to book flights from Pennsylvania to Denver is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Pennsylvania to Denver?
Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Denver. Price data was last updated on October 17, 2026.
Travelers seeking maximum savings on their Pennsylvania to Denver flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Lakewood
Centennial
Broomfield
Englewood
Golden
Wheat Ridge
Silverthorne
Fort Morgan
Limon
Greeley
Frisco
Winter Park
Black Hawk
Central City
Manitou Springs
Glendale
Cripple Creek
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Pennsylvania to Denver
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Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Search flights from Pennsylvania to Denver by cabin class
Find flights from Pennsylvania to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and Denver flights
Browse other Pennsylvania and Denver flight options. Last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to Denver flights
Consider these flights traveling from Pennsylvania to Denver.
Top 7 airlines flying from Pennsylvania to Denver
Discover the top 7 airlines that operate flights from Pennsylvania to Denver. 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$256 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$145 | Average$265 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$169 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$211 | Average$373 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$225 | Average$479 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$473 | FlexibilityNo cancel fee | On-time63% |