$53+ Cheap flights from Allentown (ABE) 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — DEN
May 26 — Jun 21
Round-trip
1 adult, Economy
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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 April 26, 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 April 26, 2026.
This Trip.com deal was found by Cheapflights users on 4/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Fri 5/295:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Deal found 4/22![Allegiant Air logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Fri 8/219:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Fri 8/219:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Mon 8/249:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Mon 8/249:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$154
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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.
Fri 8/217:00 am
ABE
- DEN
Nonstop3h 52m
Allegiant Air
Fri 8/289:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 4/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Mon 8/175:46 pm
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Deal found 4/25![Allegiant Air logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 8/26:30 am
ABE
- COS
1 stop28h 28m
Allegiant Air
Fri 8/79:49 am
COS
- ABE
1 stop9h 48m
Allegiant Air
Deal found 4/26![Allegiant Air logo]()
$385
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:23 am
ABE
- ASE
1 stop6h 56m
Delta
Tue 5/268:05 am
ASE
- ABE
1 stop7h 23m
Delta
Deal found 4/23![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 7/315:18 pm
ABE
- ASE
1 stop6h 40m
American Airlines
Wed 8/512:15 pm
ASE
- ABE
1 stop8h 00m
American Airlines
Deal found 4/22![American Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 4/21. 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 6/26:23 am
ABE
- COS
1 stop8h 25m
Delta
Fri 6/51:55 pm
COS
- ABE
1 stop6h 23m
Delta
Deal found 4/21![Delta logo]()
$559
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/212:53 pm
ABE
- COS
1 stop9h 27m
Delta
Thu 5/71:55 pm
COS
- ABE
1 stop6h 23m
Delta
Deal found 4/25![Delta logo]()
$569
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 April 26, 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 April 26, 2026.
This Delta deal was found by Cheapflights users on 4/26. 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 6/56:15 pm
ABE
- DEN
1 stop8h 18m
Delta
Mon 6/87:15 am
DEN
- ABE
1 stop8h 15m
Delta
Deal found 4/26![Delta logo]()
$385
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 7/215:41 pm
ABE
- DEN
1 stop8h 08m
United Airlines
Sat 7/256:00 am
DEN
- ABE
1 stop5h 48m
United Airlines
Deal found 4/21![United Airlines logo]()
$548
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 7/315:18 pm
ABE
- ASE
1 stop6h 40m
American Airlines
Tue 8/47:00 am
ASE
- ABE
1 stop7h 47m
American Airlines
Deal found 4/22![American Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:15 pm
ABE
- DEN
1 stop8h 18m
Delta
Fri 5/297:05 am
DEN
- ABE
1 stop8h 23m
Delta
Deal found 4/24![Delta logo]()
$393
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:09 pm
ABE
- DEN
1 stop6h 57m
Delta
Wed 6/241:15 pm
DEN
- ABE
1 stop7h 15m
Delta
Deal found 4/24![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/301:04 pm
ABE
- DEN
1 stop6h 53m
Delta
Tue 6/212:25 pm
DEN
- ABE
1 stop7h 53m
Delta
Deal found 4/25![Delta logo]()
$442
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 7/315:18 pm
ABE
- ASE
1 stop6h 40m
American Airlines
Wed 8/512:15 pm
ASE
- ABE
1 stop8h 00m
American Airlines
Deal found 4/22![American Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 4/21. 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 9/115:36 pm
ABE
- DEN
1 stop7h 58m
United Airlines
Mon 9/148:54 pm
DEN
- ABE
2 stops14h 48m
United Airlines
Deal found 4/21![United Airlines logo]()
$577
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/2310:42 am
ABE
- ASE
2 stops9h 47m
United Airlines
Tue 5/2612:39 pm
ASE
- ABE
1 stop6h 28m
United Airlines
Deal found 4/23![United Airlines logo]()
$584
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:20 am
ABE
- DEN
2 stops15h 36m
Delta
Wed 8/52:10 pm
DEN
- ABE
1 stop6h 17m
Delta
Deal found 4/23![Delta logo]()
$485
This American Airlines deal was found by Cheapflights users on 4/24. 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 7/165:18 pm
ABE
- ASE
1 stop6h 40m
American Airlines
Mon 7/207:00 am
ASE
- ABE
1 stop7h 47m
American Airlines
Deal found 4/24![American Airlines logo]()
$635
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:23 am
ABE
- ASE
1 stop6h 56m
Delta
Tue 5/268:05 am
ASE
- ABE
1 stop7h 23m
Delta
Deal found 4/23![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 4/26. 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 7/255:41 pm
ABE
- COS
1 stop6h 14m
United Airlines
Wed 7/295:44 am
COS
- ABE
1 stop6h 04m
United Airlines
Deal found 4/26![United Airlines logo]()
$607
This Delta deal was found by Cheapflights users on 4/22. 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.
Tue 6/166:09 pm
ABE
- DEN
1 stop8h 25m
Delta
Tue 6/232:15 pm
DEN
- ABE
1 stop6h 15m
Delta
Deal found 4/22![Delta logo]()
$499
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 5/235:46 pm
ABE
- ASE
2 stops20h 35m
American Airlines
Tue 5/267:36 am
ASE
- ABE
2 stops14h 45m
American Airlines
Deal found 4/23![American Airlines logo]()
$693
This United Airlines deal was found by Cheapflights users on 4/26. 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 7/32:23 pm
ABE
- COS
2 stops9h 43m
United Airlines
Mon 7/612:16 pm
COS
- ABE
1 stop23h 32m
United Airlines
Deal found 4/26![United Airlines logo]()
$665
This Delta deal was found by Cheapflights users on 4/22. 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.
Wed 6/176:20 am
ABE
- DEN
1 stop6h 47m
Delta
Wed 6/241:15 pm
DEN
- ABE
1 stop7h 15m
Delta
Deal found 4/22![Delta logo]()
$524
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 6/204:55 pm
ABE
- COS
1 stop20h 41m
American Airlines
Thu 6/2512:10 pm
COS
- ABE
1 stop9h 09m
American Airlines
Deal found 4/23![American Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/3010:42 am
ABE
- EGE
2 stops11h 48m
United Airlines
Wed 6/31:25 pm
EGE
- ABE
2 stops18h 13m
United Airlines
Deal found 4/21![United Airlines logo]()
$687
This Delta deal was found by Cheapflights users on 4/21. 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 6/26:23 am
ABE
- COS
1 stop8h 25m
Delta
Fri 6/51:55 pm
COS
- ABE
1 stop6h 23m
Delta
Deal found 4/21![Delta logo]()
$559
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/162:15 pm
ABE
- DRO
2 stops22h 51m
United Airlines
Tue 5/191:35 pm
DRO
- ABE
3 stops18h 28m
United Airlines
Deal found 4/22![United Airlines logo]()
$732
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 pm
ABE
- DEN
2 stops16h 01m
Delta
Mon 8/36:00 am
DEN
- ABE
2 stops14h 27m
Delta
Deal found 4/23![Delta logo]()
$586
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/235:36 pm
ABE
- COS
1 stop6h 19m
United Airlines
Mon 5/259:00 am
COS
- ABE
1 stop23h 03m
United Airlines
Deal found 4/21![United Airlines logo]()
$734
This Delta deal was found by Cheapflights users on 4/26. 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 8/21:08 pm
ABE
- COS
2 stops11h 33m
Delta
Fri 8/72:25 pm
COS
- ABE
1 stop6h 02m
Delta
Deal found 4/26![Delta logo]()
$589
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/262:23 pm
ABE
- COS
1 stop9h 32m
United Airlines
Sat 5/309:00 am
COS
- ABE
1 stop6h 01m
United Airlines
Deal found 4/21![United Airlines logo]()
$736
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/162:15 pm
ABE
- DRO
2 stops21h 17m
United Airlines
Sun 5/176:00 pm
DRO
- ABE
2 stops14h 03m
United Airlines
Deal found 4/22![United Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 9/266:30 am
ABE
- COS
1 stop8h 18m
Delta
Sun 9/271:40 pm
COS
- ABE
1 stop7h 16m
Delta
Deal found 4/22![Delta logo]()
$626
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:30 am
ABE
- COS
1 stop8h 18m
Delta
Sun 8/3010:57 am
COS
- ABE
2 stops9h 59m
Delta
Deal found 4/23![Delta logo]()
$654
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/162:15 pm
ABE
- DRO
2 stops21h 17m
United Airlines
Mon 5/186:00 pm
DRO
- ABE
2 stops21h 00m
United Airlines
Deal found 4/22![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 5/152:15 pm
ABE
- DRO
2 stops24h 18m
United Airlines
Wed 5/201:35 pm
DRO
- ABE
3 stops18h 28m
United Airlines
Deal found 4/22![United Airlines logo]()
$876
Last-minute flights from Allentown to ColoradoDiscover last-minute flight deals from Allentown to Colorado. Data last updated April 26, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Colorado. Data last updated April 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 4/2812:53 pm
ABE
- COS
1 stop9h 27m
Delta
Tue 5/51:14 pm
COS
- ABE
1 stop7h 46m
Delta
Deal found 4/25![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 4/2812:53 pm
ABE
- COS
1 stop9h 27m
Delta
Sun 5/31:14 pm
COS
- ABE
1 stop7h 46m
Delta
Deal found 4/25![Delta logo]()
$639
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/212:53 pm
ABE
- COS
1 stop9h 27m
Delta
Thu 5/71:55 pm
COS
- ABE
1 stop6h 23m
Delta
Deal found 4/25![Delta logo]()
$569
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/212:53 pm
ABE
- COS
2 stops12h 13m
Delta
Mon 5/41:14 pm
COS
- ABE
1 stop7h 46m
Delta
Deal found 4/25![Delta logo]()
$574
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/212:53 pm
ABE
- COS
2 stops12h 13m
Delta
Tue 5/57:59 am
COS
- ABE
2 stops13h 01m
Delta
Deal found 4/25![Delta logo]()
$579
This Delta deal was found by Cheapflights users on 4/25. 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.
Sat 5/212:53 pm
ABE
- COS
1 stop9h 27m
Delta
Fri 5/81:55 pm
COS
- ABE
1 stop6h 23m
Delta
Deal found 4/25![Delta logo]()
$668
This Super.com deal was found by Cheapflights users on 4/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Mon 5/255:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Deal found 4/22![Allegiant Air logo]()
$205
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:23 am
ABE
- ASE
1 stop6h 56m
Delta
Tue 5/268:05 am
ASE
- ABE
1 stop7h 23m
Delta
Deal found 4/23![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/2310:42 am
ABE
- ASE
2 stops9h 47m
United Airlines
Tue 5/2612:39 pm
ASE
- ABE
1 stop6h 28m
United Airlines
Deal found 4/23![United Airlines logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Sun 5/246:00 am
ABE
- DEN
2 stops20h 31m
Multiple Airlines
Fri 5/295:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$217
This Trip.com deal was found by Cheapflights users on 4/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Fri 5/295:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Deal found 4/22![Allegiant Air logo]()
$127
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/265:36 pm
ABE
- COS
2 stops23h 04m
United Airlines
Sat 5/309:00 am
COS
- ABE
1 stop6h 01m
United Airlines
Deal found 4/21![United Airlines logo]()
$680
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 April 26, 2026.
Search for one-way flight options from Allentown to Colorado. Find affordable one-way fares based on user searches. Data last updated April 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/23![Allegiant Air logo]()
$53
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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.
Mon 8/172:54 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$60
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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.
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/22![Allegiant Air logo]()
$67
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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.
Fri 8/217:00 am
ABE
- DEN
Nonstop3h 52m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:30 am
ABE
- DEN
Nonstop4h 00m
Allegiant Air
Deal found 4/23![Allegiant Air logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 5/292:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/22![Allegiant Air logo]()
$121
This Delta deal was found by Cheapflights users on 4/22. 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 5/296:15 pm
ABE
- DEN
1 stop8h 18m
Delta
Deal found 4/22![Delta logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:41 pm
ABE
- DEN
2 stops28h 24m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$153
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:15 pm
ABE
- DEN
1 stop6h 24m
Delta
Deal found 4/23![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:15 pm
ABE
- DEN
1 stop8h 18m
Delta
Deal found 4/24![Delta logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:30 am
ABE
- DEN
2 stops27h 35m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 5/293:32 pm
ABE
- DEN
2 stops26h 18m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$172
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 April 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $127 (Trip.com) |
One-way from | $53 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $388 |
Good round-trip deal | $195 or less |
Good one-way deal | $189 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 2,558,603 searches. Data last updated April 26, 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 - DEN
ABEDEN
Allentown-Bethlehem
Fri 6/5
6:15 pm-12:33 am
1 stop8h 18m
Denver Intl
Mon 6/8
7:15 am-5:30 pm
1 stop8h 15m
$385
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Mon 5/25
6:15 pm-12:33 am
1 stop8h 18m
Denver Intl
Fri 5/29
7:05 am-5:28 pm
1 stop8h 23m
$393
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Sat 6/20
6:09 pm-11:06 pm
1 stop6h 57m
Denver Intl
Wed 6/24
1:15 pm-10:30 pm
1 stop7h 15m
$442
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Sat 5/30
1:04 pm-5:57 pm
1 stop6h 53m
Denver Intl
Tue 6/2
12:25 pm-10:18 pm
1 stop7h 53m
$442
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Wed 7/29
6:20 am-7:56 pm
2 stops15h 36m
Denver Intl
Wed 8/5
2:10 pm-10:27 pm
1 stop6h 17m
$485
AllentownAspen
ABE - ASE
ABEASE
Allentown-Bethlehem
Sat 5/23
6:23 am-11:19 am
1 stop6h 56m
Aspen Pitkin County
Tue 5/26
8:05 am-5:28 pm
1 stop7h 23m
$489
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Tue 6/16
6:09 pm-12:34 am
1 stop8h 25m
Denver Intl
Tue 6/23
2:15 pm-10:30 pm
1 stop6h 15m
$499
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Wed 6/17
6:20 am-11:07 am
1 stop6h 47m
Denver Intl
Wed 6/24
1:15 pm-10:30 pm
1 stop7h 15m
$524
AllentownDenver
ABE - DEN
ABEDEN
Allentown-Bethlehem
Tue 7/21
5:41 pm-11:49 pm
1 stop8h 08m
Denver Intl
Sat 7/25
6:00 am-1:48 pm
1 stop5h 48m
$548
AllentownAspen
ABE - ASE
ABEASE
Allentown-Bethlehem
Fri 7/31
5:18 pm-9:58 pm
1 stop6h 40m
Aspen Pitkin County
Tue 8/4
7:00 am-4:47 pm
1 stop7h 47m
$554
Showing 1-10 of 51 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-GJT
ABE-EGE
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-GJT
How far ahead should I book a flight from Allentown to Colorado?
Booking 65 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.
What is the cheapest month to book a flight from Allentown to Colorado?
Currently, August is the cheapest month in which you can book a flight from Allentown to Colorado (average of $90). Flying from Allentown to Colorado in March is currently the most expensive (average of $273). 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.
How much does it cost to fly round-trip from Allentown to Colorado?
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 April 26, 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.
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Allentown to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for 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 April 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated April 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$116 | Average$219 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$177 | Average$433 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$189 | Average$346 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$388 | FlexibilityNo cancel fee | On-timeN/A |