$93+ Cheap flights from Colorado to Allentown (ABE)
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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ABE
May 30 — Jun 61
Round-trip
1 adult, Economy
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Find cheap flights from Colorado to Allentown 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 Colorado to Allentown
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Cheapest flights from Colorado to AllentownExplore the most affordable flight options available from Colorado to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.
Explore the most affordable flight options available from Colorado to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.
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.
Mon 8/249:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Fri 8/287:00 am
ABE
- DEN
Nonstop3h 52m
Allegiant Air
Deal found 4/25![Allegiant Air logo]()
$146
This Cheapflightsfares deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:14 am
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Mon 10/197:30 am
ABE
- DEN
Nonstop3h 54m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$179
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.
Mon 9/1410:06 am
DEN
- ABE
Nonstop3h 32m
Allegiant Air
Fri 9/187:00 am
ABE
- DEN
Nonstop3h 46m
Allegiant Air
Deal found 4/26![Allegiant Air logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:22 am
DEN
- ABE
Nonstop3h 27m
Allegiant Air
Mon 6/87:30 am
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/29![Allegiant Air logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Mon 5/258:50 pm
ABE
- DEN
2 stops38h 15m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$228
This Mytrip deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:20 am
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Mon 7/277:30 am
ABE
- DEN
Nonstop4h 00m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$247
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.
Fri 5/295:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Mon 6/17:30 am
ABE
- DEN
2 stops16h 54m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:40 pm
DEN
- ABE
1 stop24h 30m
Multiple Airlines
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:43 am
DEN
- ABE
1 stop7h 27m
Multiple Airlines
Mon 8/102:54 pm
ABE
- DEN
Nonstop4h 02m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:55 pm
COS
- ABE
1 stop6h 23m
Delta
Sat 5/166:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/29![Delta logo]()
$479
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.
Mon 5/111:55 pm
COS
- ABE
1 stop6h 23m
Delta
Tue 5/196:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/26![Delta logo]()
$529
Best flights from Colorado to AllentownDiscover carefully curated flight deals from Colorado to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2026.
Discover carefully curated flight deals from Colorado to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2026.
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 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/25![Allegiant Air logo]()
$179
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Mon 5/253:32 pm
ABE
- DEN
2 stops31h 38m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:05 am
DEN
- ABE
1 stop8h 23m
Delta
Wed 6/36:15 pm
ABE
- DEN
1 stop6h 24m
Delta
Deal found 4/29![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
DEN
- ABE
1 stop5h 44m
United Airlines
Thu 5/285:36 pm
ABE
- DEN
1 stop8h 16m
United Airlines
Deal found 4/27![United Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Thu 6/46:00 am
ABE
- DEN
2 stops18h 24m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:25 am
DEN
- ABE
1 stop8h 53m
Delta
Tue 6/96:10 pm
ABE
- DEN
1 stop8h 12m
Delta
Deal found 4/29![Delta logo]()
$365
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1012:23 pm
COS
- ABE
2 stops9h 59m
American Airlines
Thu 5/146:04 am
ABE
- COS
2 stops12h 19m
American Airlines
Deal found 4/25![American Airlines logo]()
$875
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/41:50 pm
DEN
- ABE
1 stop6h 28m
Delta
Sun 6/76:10 pm
ABE
- DEN
1 stop8h 12m
Delta
Deal found 4/29![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
DEN
- ABE
1 stop5h 38m
United Airlines
Sat 5/162:15 pm
ABE
- DEN
1 stop8h 53m
United Airlines
Deal found 4/27![United Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:15 am
DEN
- ABE
1 stop8h 15m
Delta
Tue 7/76:05 pm
ABE
- DEN
1 stop8h 18m
Delta
Deal found 4/27![Delta logo]()
$442
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:00 am
DEN
- ABE
1 stop5h 48m
United Airlines
Sat 7/115:41 pm
ABE
- DEN
1 stop8h 08m
United Airlines
Deal found 4/30![United Airlines logo]()
$522
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.
Mon 5/111:55 pm
COS
- ABE
1 stop6h 23m
Delta
Sat 5/166:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/26![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:15 am
DEN
- ABE
1 stop8h 15m
Delta
Tue 7/76:05 pm
ABE
- DEN
1 stop8h 18m
Delta
Deal found 4/27![Delta logo]()
$522
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:43 am
COS
- ABE
1 stop20h 20m
United Airlines
Wed 5/276:15 am
ABE
- COS
1 stop6h 55m
United Airlines
Deal found 4/27![United Airlines logo]()
$643
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:55 pm
COS
- ABE
1 stop6h 23m
Delta
Sat 5/1612:59 pm
ABE
- COS
2 stops11h 23m
Delta
Deal found 4/29![Delta logo]()
$654
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 5/155:12 pm
COS
- ABE
2 stops25h 46m
United Airlines
Tue 5/195:40 pm
ABE
- COS
2 stops19h 25m
United Airlines
Deal found 4/26![United Airlines logo]()
$828
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:00 am
EGE
- ABE
3 stops14h 22m
American Airlines
Mon 5/186:04 am
ABE
- EGE
3 stops15h 05m
American Airlines
Deal found 4/29![American Airlines logo]()
$1,226
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 5/151:55 pm
COS
- ABE
1 stop6h 23m
Delta
Tue 5/196:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/26![Delta logo]()
$859
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.
Sun 5/108:15 am
COS
- ABE
2 stops12h 03m
Delta
Thu 5/146:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/25![Delta logo]()
$874
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.
Thu 5/147:40 am
GJT
- ABE
2 stops12h 38m
Delta
Sun 5/176:27 am
ABE
- GJT
2 stops13h 49m
Delta
Deal found 4/25![Delta logo]()
$5,613
Last-minute flights from Colorado to AllentownDiscover last-minute flight deals from Colorado to Allentown. Data last updated April 30, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Allentown. Data last updated April 30, 2026 and is based on user searches.
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.
Mon 5/111:55 pm
COS
- ABE
1 stop6h 23m
Delta
Tue 5/196:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/26![Delta logo]()
$529
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.
Mon 5/111:55 pm
COS
- ABE
1 stop6h 23m
Delta
Sat 5/166:15 pm
ABE
- COS
2 stops30h 07m
Delta
Deal found 4/26![Delta logo]()
$608
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:55 pm
COS
- ABE
1 stop6h 23m
Delta
Sat 5/166:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/29![Delta logo]()
$479
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.
Sat 5/161:55 pm
COS
- ABE
1 stop6h 23m
Delta
Tue 5/196:27 am
ABE
- COS
1 stop8h 21m
Delta
Deal found 4/26![Delta logo]()
$559
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:54 pm
DEN
- ABE
2 stops36h 03m
Multiple Airlines
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:40 pm
DEN
- ABE
1 stop24h 30m
Multiple Airlines
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:05 am
DEN
- ABE
1 stop9h 05m
Multiple Airlines
Mon 5/258:50 pm
ABE
- DEN
1 stop27h 49m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Mon 5/258:50 pm
ABE
- DEN
2 stops38h 15m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:03 am
DEN
- ABE
2 stops27h 36m
Multiple Airlines
Mon 5/252:50 pm
ABE
- DEN
Nonstop4h 02m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:05 am
DEN
- ABE
1 stop8h 23m
Delta
Wed 6/36:15 pm
ABE
- DEN
1 stop6h 24m
Delta
Deal found 4/29![Delta logo]()
$321
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.
Fri 5/295:42 pm
DEN
- ABE
Nonstop3h 22m
Multiple Airlines
Mon 6/17:30 am
ABE
- DEN
2 stops16h 54m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$251
One-way flights from Colorado to AllentownSearch for one-way flight options from Colorado to Allentown. Find affordable one-way fares based on user searches. Data last updated April 30, 2026.
Search for one-way flight options from Colorado to Allentown. Find affordable one-way fares based on user searches. Data last updated April 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:22 am
DEN
- ABE
Nonstop3h 27m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:42 pm
DEN
- ABE
Nonstop3h 22m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:42 am
DEN
- ABE
Nonstop3h 29m
Allegiant Air
Deal found 4/29![Allegiant Air logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:20 am
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$121
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/42:15 pm
DEN
- ABE
1 stop6h 53m
Delta
Deal found 4/28![Delta logo]()
$139
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:47 pm
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Deal found 4/26![Allegiant Air logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:56 pm
DEN
- ABE
2 stops39h 14m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:54 pm
DEN
- ABE
2 stops36h 02m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:20 am
DEN
- ABE
Nonstop3h 28m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$157
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/32:34 pm
DEN
- ABE
1 stop6h 49m
American Airlines
Deal found 4/28![American Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:03 am
DEN
- ABE
2 stops29h 53m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:45 am
DEN
- ABE
2 stops30h 11m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$173
Find flight deals from Colorado to Allentown
Keep the following information in mind while searching for Colorado to Allentown flight deals. Data was last updated April 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $146 (Cheapflightsfares) |
One-way from | $93 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $308 |
Good round-trip deal | $130 or less |
Good one-way deal | $97 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Allentown 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 30, 2026.
Use the filters below to find and compare flights from Colorado to Allentown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Fri 5/22
5:42 pm-11:04 pm
Nonstop3h 22m
Allentown-Bethlehem
Mon 5/25
2:50 pm-4:52 pm
Nonstop4h 02m
$179
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Fri 5/22
5:42 pm-11:04 pm
Nonstop3h 22m
Allentown-Bethlehem
Mon 5/25
3:32 pm-9:10 pm
2 stops31h 38m
$298
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Wed 5/27
7:05 am-5:28 pm
1 stop8h 23m
Allentown-Bethlehem
Wed 6/3
6:15 pm-10:39 pm
1 stop6h 24m
$321
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Mon 6/1
5:42 pm-11:04 pm
Nonstop3h 22m
Allentown-Bethlehem
Thu 6/4
6:00 am-10:24 pm
2 stops18h 24m
$337
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Wed 6/3
11:25 am-10:18 pm
1 stop8h 53m
Allentown-Bethlehem
Tue 6/9
6:10 pm-12:22 am
1 stop8h 12m
$365
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Thu 6/4
1:50 pm-10:18 pm
1 stop6h 28m
Allentown-Bethlehem
Sun 6/7
6:10 pm-12:22 am
1 stop8h 12m
$431
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Wed 7/1
7:15 am-5:30 pm
1 stop8h 15m
Allentown-Bethlehem
Tue 7/7
6:05 pm-12:23 am
1 stop8h 18m
$442
Colorado SpringsAllentown
COS - ABE
COSABE
Colorado Springs
Mon 5/11
1:55 pm-10:18 pm
1 stop6h 23m
Allentown-Bethlehem
Sat 5/16
6:27 am-12:48 pm
1 stop8h 21m
$479
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Sun 5/24
6:00 am-1:44 pm
1 stop5h 44m
Allentown-Bethlehem
Thu 5/28
5:36 pm-11:52 pm
1 stop8h 16m
$487
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Tue 5/12
6:00 am-1:38 pm
1 stop5h 38m
Allentown-Bethlehem
Sat 5/16
2:15 pm-9:08 pm
1 stop8h 53m
$519
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Colorado to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from Colorado with our price prediction graph.
DEN-ABE
COS-ABE
EGE-ABE
GJT-ABE
MTJ-ABE
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 Colorado to Allentown
USCO-ABE
DEN-ABE
COS-ABE
EGE-ABE
GJT-ABE
What is the cheapest month to book a flight from Colorado to Allentown?
Currently, May is the cheapest month in which you can book a flight from Colorado to Allentown (average of $50). Flying from Colorado to Allentown in March is currently the most expensive (average of $767). 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 Colorado to Allentown?
Related info for your journey
Find useful and relevant information for your journey from Colorado to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes
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Other flights to Allentown
Explore flights to Allentown departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 30, 2026.
Alternative routes for Colorado to Allentown
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Allentown by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Allentown by cabin class
Find flights from Colorado to Allentown, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Allentown flights
Browse other Colorado and Allentown flight options. Last updated on April 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Colorado to Allentown flights
Consider these flights traveling from Colorado to Allentown.
Top 3 airlines flying from Colorado to Allentown
Discover the top 3 airlines that operate flights from Colorado to Allentown. 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$203 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$163 | Average$485 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$178 | Average$443 | FlexibilityNo cancel fee | On-time71% |