$128+ Cheap flights from Allentown (ABE) to Colorado
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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — DEN
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Allentown to Colorado 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Allentown to Colorado
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Cheapest flights from Allentown to ColoradoExplore the most affordable flight options available from Allentown to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Allentown to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This Super.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/287:30 am -
Nonstop3h 46m
Fri 10/210:14 am -
Nonstop3h 28m
Deal found 9/10![Allegiant Air logo]()
$211
This Jettzy deal was found by Cheapflights users on 9/10. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:30 am -
Nonstop3h 46m
Fri 9/259:36 am -
Nonstop3h 32m
Deal found 9/10![Allegiant Air logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/167:30 am -
Nonstop3h 54m
Tue 10/206:57 pm -
2 stops35h 36m
Deal found 9/8![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/56:30 am -
Nonstop3h 54m
Mon 10/198:10 am -
2 stops12h 18m
Deal found 9/9![Multiple Airlines logo]()
$294
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am -
Nonstop3h 54m
Mon 10/1910:14 am -
Nonstop3h 28m
Deal found 9/9![Allegiant Air logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/167:30 am -
Nonstop3h 54m
Wed 10/216:57 pm -
2 stops25h 15m
Deal found 9/8![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/197:30 am -
Nonstop3h 54m
Wed 10/2112:21 pm -
3 stops31h 51m
Deal found 9/9![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 9/257:00 am -
Nonstop3h 46m
Fri 10/210:14 am -
Nonstop3h 28m
Deal found 9/11![Allegiant Air logo]()
$307
This Delta deal was found by Cheapflights users on 9/11. 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 10/291:00 pm -
1 stop9h 16m
Wed 11/41:31 pm -
1 stop6h 48m
Deal found 9/11![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/25:37 am -
1 stop9h 27m
Fri 11/61:34 pm -
1 stop7h 25m
Deal found 9/10![American Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/25:43 pm -
2 stops8h 16m
Mon 10/511:57 am -
1 stop7h 03m
Deal found 9/9![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/105:36 pm -
1 stop6h 21m
Sat 11/145:30 am -
2 stops9h 26m
Deal found 9/9![United Airlines logo]()
$456
Best flights from Allentown to ColoradoDiscover carefully curated flight deals from Allentown to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Allentown to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/167:30 am -
Nonstop3h 54m
Tue 10/206:57 pm -
2 stops35h 36m
Deal found 9/8![Multiple Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 9/11. 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 10/291:00 pm -
1 stop9h 16m
Wed 11/41:31 pm -
1 stop6h 48m
Deal found 9/11![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 1/1612:48 pm -
2 stops10h 15m
Sat 1/231:01 pm -
2 stops8h 25m
Deal found 9/13![American Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/105:36 pm -
1 stop6h 21m
Sat 11/145:30 am -
2 stops9h 26m
Deal found 9/9![United Airlines logo]()
$456
This Delta deal was found by Cheapflights users on 9/11. 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 1/166:30 am -
2 stops12h 44m
Sat 1/238:00 am -
2 stops12h 46m
Deal found 9/11![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1010:37 am -
2 stops10h 13m
Sat 10/1711:57 am -
1 stop7h 03m
Deal found 9/9![United Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 9/13. 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 11/312:55 pm -
2 stops11h 51m
Mon 11/91:34 pm -
1 stop7h 25m
Deal found 9/13![American Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 9/13. 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 10/176:39 am -
1 stop8h 33m
Wed 10/217:00 am -
1 stop8h 16m
Deal found 9/13![Delta logo]()
$471
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/296:10 am -
2 stops10h 50m
Wed 11/410:20 am -
2 stops10h 39m
Deal found 9/11![American Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/11. 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 1/2710:10 am -
2 stops12h 30m
Sat 1/307:00 am -
2 stops11h 55m
Deal found 9/11![United Airlines logo]()
$531
This Delta deal was found by Cheapflights users on 9/13. 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 10/176:03 pm -
1 stop6h 29m
Thu 10/222:36 pm -
1 stop5h 43m
Deal found 9/13![Delta logo]()
$483
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/25:37 am -
1 stop9h 27m
Fri 11/61:34 pm -
2 stops8h 45m
Deal found 9/10![American Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 9/13. 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 10/146:03 pm -
1 stop6h 29m
Fri 10/2312:59 pm -
1 stop7h 20m
Deal found 9/13![Delta logo]()
$501
This United Airlines deal was found by Cheapflights users on 9/12. 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 1/2610:10 am -
2 stops12h 17m
Sat 1/307:43 am -
2 stops11h 12m
Deal found 9/12![United Airlines logo]()
$588
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/106:10 am -
2 stops10h 50m
Sat 10/1710:27 am -
2 stops12h 01m
Deal found 9/9![American Airlines logo]()
$562
This Delta deal was found by Cheapflights users on 9/12. 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 12/912:50 pm -
1 stop7h 52m
Mon 1/46:10 am -
2 stops14h 36m
Deal found 9/12![Delta logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/76:20 am -
1 stop6h 35m
Sat 10/1711:57 am -
1 stop7h 03m
Deal found 9/12![United Airlines logo]()
$594
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/165:36 pm -
1 stop7h 53m
Tue 9/227:45 am -
1 stop7h 11m
Deal found 9/9![United Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 9/13. 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 10/156:03 pm -
1 stop7h 09m
Wed 10/217:00 am -
1 stop8h 16m
Deal found 9/13![Delta logo]()
$551
This Delta deal was found by Cheapflights users on 9/13. 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 10/156:03 pm -
1 stop7h 09m
Thu 10/222:36 pm -
1 stop5h 43m
Deal found 9/13![Delta logo]()
$589
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/206:20 am -
1 stop7h 09m
Sat 10/248:21 am -
1 stop6h 47m
Deal found 9/10![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/246:20 am -
2 stops8h 21m
Wed 10/281:32 pm -
2 stops29h 30m
Deal found 9/13![United Airlines logo]()
$658
This Delta deal was found by Cheapflights users on 9/8. 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 10/166:14 pm -
2 stops17h 21m
Tue 10/206:20 am -
2 stops13h 59m
Deal found 9/8![Delta logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/195:43 pm -
1 stop8h 11m
Fri 10/235:36 pm -
1 stop13h 59m
Deal found 9/10![United Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/2610:37 am -
2 stops13h 38m
Wed 9/301:37 pm -
2 stops17h 58m
Deal found 9/11![United Airlines logo]()
$693
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/166:20 am -
1 stop26h 19m
Wed 10/214:15 pm -
2 stops15h 20m
Deal found 9/8![United Airlines logo]()
$711
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/316:15 am -
2 stops14h 04m
Sat 11/75:00 am -
2 stops14h 02m
Deal found 9/12![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/10. 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 1/56:10 am -
1 stop6h 45m
Sat 1/98:00 am -
1 stop23h 30m
Deal found 9/10![United Airlines logo]()
$787
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/255:43 pm -
1 stop6h 15m
Tue 9/2911:20 am -
2 stops7h 40m
Deal found 9/10![United Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/106:15 am -
2 stops8h 30m
Sat 11/145:30 am -
2 stops9h 26m
Deal found 9/9![United Airlines logo]()
$812
Last-minute flights from Allentown to ColoradoDiscover last-minute flight deals from Allentown to Colorado. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Colorado. Data last updated September 13, 2026 and is based on user searches.
This Jettzy deal was found by Cheapflights users on 9/10. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:30 am -
Nonstop3h 46m
Fri 9/259:36 am -
Nonstop3h 32m
Deal found 9/10![Allegiant Air logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 9/257:00 am -
Nonstop3h 46m
Fri 10/210:14 am -
Nonstop3h 28m
Deal found 9/11![Allegiant Air logo]()
$307
This Super.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/287:30 am -
Nonstop3h 46m
Fri 10/210:14 am -
Nonstop3h 28m
Deal found 9/10![Allegiant Air logo]()
$211
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/25:43 pm -
2 stops8h 16m
Mon 10/511:57 am -
1 stop7h 03m
Deal found 9/9![United Airlines logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/56:30 am -
Nonstop3h 54m
Mon 10/198:10 am -
2 stops12h 18m
Deal found 9/9![Multiple Airlines logo]()
$294
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am -
Nonstop3h 54m
Mon 10/1910:14 am -
Nonstop3h 28m
Deal found 9/9![Allegiant Air logo]()
$295
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1010:37 am -
2 stops10h 13m
Sat 10/1711:57 am -
1 stop7h 03m
Deal found 9/9![United Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/167:30 am -
Nonstop3h 54m
Tue 10/206:57 pm -
2 stops35h 36m
Deal found 9/8![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/167:30 am -
Nonstop3h 54m
Wed 10/216:57 pm -
2 stops25h 15m
Deal found 9/8![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/197:30 am -
Nonstop3h 54m
Wed 10/2112:21 pm -
3 stops31h 51m
Deal found 9/9![Multiple Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 9/11. 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 10/291:00 pm -
1 stop9h 16m
Wed 11/41:31 pm -
1 stop6h 48m
Deal found 9/11![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/296:10 am -
2 stops10h 50m
Wed 11/410:20 am -
2 stops10h 39m
Deal found 9/11![American Airlines logo]()
$480
One-way flights from Allentown to ColoradoSearch for one-way flight options from Allentown to Colorado. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Allentown to Colorado. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:30 am -
Nonstop3h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Allegiant Air logo]()
$128
This Expedia deal was found by Cheapflights users on 9/9. 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.
Mon 9/217:30 am -
Nonstop3h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Allegiant Air logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/194:32 pm -
2 stops41h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$150
This Super.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/97:30 am -
Nonstop3h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Allegiant Air logo]()
$158
This American Airlines deal was found by Cheapflights users on 9/10. 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 11/46:15 pm -
1 stop6h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 1/167:17 am -
1 stop8h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 12/47:30 am -
2 stops26h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$198
This American Airlines deal was found by Cheapflights users on 9/13. 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 10/96:44 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![American Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 12/63:18 pm -
2 stops43h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/216:46 pm -
2 stops22h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 9/11. 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 9/2912:56 pm -
1 stop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$250
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/295:45 am -
2 stops12h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$255
Find flight deals from Allentown to Colorado
Keep the following information in mind while searching for Allentown to Colorado flight deals. Data was last updated September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Super.com) |
One-way from | $128 (CheapOair) |
Popular in | March |
Cheapest in | August |
Average price | $222 |
Good round-trip deal | $171 or less |
Good one-way deal | $80 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown 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 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Allentown to Colorado 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
Mon 10/19
7:30 am-9:24 am
Nonstop3h 54m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$128
Quickest round-trip
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Mon 9/21
7:30 am-9:16 am
Nonstop3h 46m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$132
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Mon 10/19
4:32 pm-8:06 am
2 stops41h 34m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$150
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Wed 11/4
6:15 pm-10:54 pm
1 stop6h 39m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$171
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Fri 12/4
7:30 am-8:26 am
2 stops26h 56m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$198
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Fri 10/9
6:44 pm-12:36 am
1 stop7h 52m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$214
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Thu 11/5
6:15 pm-10:54 pm
1 stop6h 39m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$214
AllentownColorado Springs
ABE Allentown-Bethlehem - COS Colorado Springs
ABECOS
Allentown-Bethlehem
Tue 9/29
12:56 pm-7:56 pm
1 stop9h 00m
Colorado Springs
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$250
AllentownColorado Springs
ABE Allentown-Bethlehem - COS Colorado Springs
ABECOS
Allentown-Bethlehem
Tue 9/29
5:45 am-4:29 pm
2 stops12h 44m
Colorado Springs
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$255
AllentownDenver
ABE Allentown-Bethlehem - DEN Denver Intl
ABEDEN
Allentown-Bethlehem
Wed 11/4
9:00 am-3:53 pm
3 stops32h 53m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$261
Showing 1-10 of 46 resultsSorted by cheapest first
Best time to book a flight from Allentown to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Allentown with our price prediction graph.
ABE-DEN
ABE-COS
ABE-ASE
ABE-DRO
ABE-GJT
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 Allentown to Colorado
ABE-USCO
ABE-DEN
ABE-COS
ABE-ASE
ABE-DRO
What is the cheapest month to book a flight from Allentown to Colorado?
Currently, September is the cheapest month in which you can book a flight from Allentown to Colorado (average of $226). Flying from Allentown to Colorado in March is currently the most expensive (average of $843). 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 ABE to CO?
Find hourly flight availability from Allentown 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 September 13, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Allentown to Colorado as you normally would.
How much does it cost to fly round-trip from Allentown to Colorado?
Airfare is typical for this route at the moment.
Allentown to Colorado flights typically cost between $177 and $332 in September.The cheapest round-trip price found within the last 5 days was $211 on Allegiant Air (Sep 28-Oct 2).
How far ahead should I book a flight from Allentown to Colorado?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Allentown to Colorado. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 September 13, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAllegiant Air from Allentown to Colorado. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
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Alternative routes for Allentown to Colorado
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Complete your trip
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Allentown and Colorado flights
Browse other Allentown and Colorado flight options. Last updated on September 13, 2026.
Popular flight searches
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Allentown to Colorado flights
Consider these flights traveling from Allentown to Colorado.
Top 4 airlines flying from Allentown to Colorado
Discover the top 4 airlines that operate flights from Allentown 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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$147 | Average$261 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$177 | Average$488 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$460 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$244 | Average$433 | FlexibilityNo cancel fee | On-timeN/A |