$146+ Cheap flights from Chicago (CHI) to Allentown (ABE)
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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ABE
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Chicago 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
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 Chicago to Allentown
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Cheapest flights from Chicago to AllentownExplore the most affordable flight options available from Chicago to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Chicago to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:15 pm -
Nonstop2h 10m
Sun 12/135:32 pm -
Nonstop2h 33m
Deal found 9/18![United Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/166:59 pm -
Nonstop2h 13m
Sun 10/186:44 pm -
Nonstop2h 39m
Deal found 9/18![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 11/242:45 pm -
Nonstop2h 07m
Mon 11/306:22 pm -
Nonstop2h 53m
Deal found 9/22![American Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:04 am -
1 stop5h 01m
Wed 10/286:03 pm -
1 stop5h 30m
Deal found 9/21![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/83:00 pm -
Nonstop2h 14m
Sun 10/116:00 am -
Nonstop2h 33m
Deal found 9/19![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 11/176:23 am -
2 stops9h 52m
Mon 11/236:00 pm -
1 stop6h 54m
Deal found 9/19![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 12/215:25 am -
1 stop5h 55m
Wed 12/306:01 pm -
1 stop6h 58m
Deal found 9/19![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 9/21. 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 11/101:31 pm -
2 stops7h 56m
Tue 11/176:30 am -
2 stops11h 09m
Deal found 9/21![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:29 am -
2 stops7h 47m
Wed 10/286:39 am -
2 stops10h 53m
Deal found 9/21![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 10/66:59 pm -
Nonstop2h 13m
Sat 10/106:00 am -
Nonstop2h 33m
Deal found 9/22![American Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:40 pm -
Nonstop2h 12m
Tue 12/297:10 am -
Nonstop2h 45m
Deal found 9/23![American Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 12/218:40 pm -
Nonstop2h 12m
Sat 12/267:10 am -
Nonstop2h 45m
Deal found 9/20![American Airlines logo]()
$369
Best flights from Chicago to AllentownDiscover carefully curated flight deals from Chicago to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Chicago to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This Delta deal was found by Cheapflights users on 9/21. 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 11/1011:27 am -
1 stop4h 48m
Tue 11/176:30 am -
1 stop6h 29m
Deal found 9/21![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 11/225:54 pm -
Nonstop2h 08m
Thu 11/266:15 am -
Nonstop2h 34m
Deal found 9/19![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/88:05 am -
1 stop7h 30m
Mon 10/126:44 pm -
Nonstop2h 39m
Deal found 9/19![American Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 9/21. 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 10/66:04 am -
1 stop5h 01m
Sat 10/106:03 pm -
1 stop5h 30m
Deal found 9/21![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/21. 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 10/610:44 am -
1 stop5h 32m
Sat 10/106:03 pm -
1 stop6h 54m
Deal found 9/21![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/39:29 am -
2 stops11h 47m
Wed 10/76:03 pm -
1 stop5h 30m
Deal found 9/19![Delta logo]()
$384
This KAYAK deal was found by Cheapflights users on 9/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:03 pm -
Nonstop2h 14m
Fri 10/306:47 pm -
Nonstop2h 39m
Deal found 9/22![American Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 11/161:30 pm -
1 stop7h 57m
Mon 11/236:30 am -
1 stop6h 50m
Deal found 9/19![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/215:54 pm -
Nonstop2h 08m
Sat 11/286:15 am -
Nonstop2h 34m
Deal found 9/22![United Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/34:30 pm -
1 stop4h 46m
Mon 10/56:04 pm -
1 stop5h 40m
Deal found 9/20![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 11/95:54 pm -
Nonstop2h 08m
Wed 11/116:15 am -
Nonstop2h 34m
Deal found 9/18![United Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/311:17 am -
2 stops9h 59m
Mon 10/56:04 pm -
1 stop6h 55m
Deal found 9/20![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 9/22. 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 9/264:30 pm -
1 stop4h 46m
Wed 9/306:08 pm -
1 stop5h 36m
Deal found 9/22![Delta logo]()
$421
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/103:15 pm -
1 stop6h 04m
Mon 10/126:03 pm -
1 stop6h 54m
Deal found 9/18![Delta logo]()
$459
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/161:30 pm -
1 stop7h 57m
Wed 11/186:30 am -
2 stops11h 11m
Deal found 9/21![Delta logo]()
$596
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/210:48 am -
1 stop5h 31m
Mon 10/56:04 pm -
1 stop5h 40m
Deal found 9/20![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/226:04 am -
1 stop5h 01m
Sun 10/256:39 am -
1 stop6h 15m
Deal found 9/19![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/1210:59 am -
1 stop5h 17m
Thu 10/156:03 pm -
1 stop5h 30m
Deal found 9/18![Delta logo]()
$678
Last-minute flights from Chicago to AllentownDiscover last-minute flight deals from Chicago to Allentown. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Allentown. Data last updated September 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 9/306:25 am -
Nonstop2h 10m
Sun 10/45:43 pm -
Nonstop2h 22m
Deal found 9/19![United Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/27:00 pm -
Nonstop2h 18m
Mon 10/56:44 pm -
Nonstop2h 39m
Deal found 9/20![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/36:25 am -
Nonstop2h 12m
Sun 10/45:43 pm -
Nonstop2h 22m
Deal found 9/20![United Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 9/22. 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 10/36:05 am -
1 stop5h 10m
Tue 10/66:03 pm -
1 stop5h 30m
Deal found 9/22![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 9/22. 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 10/66:04 am -
1 stop5h 01m
Sat 10/106:03 pm -
1 stop5h 30m
Deal found 9/22![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/22. 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 10/610:44 am -
1 stop5h 32m
Sat 10/106:03 pm -
1 stop6h 54m
Deal found 9/22![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/83:00 pm -
Nonstop2h 14m
Sun 10/116:00 am -
Nonstop2h 33m
Deal found 9/19![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/96:25 am -
Nonstop2h 10m
Sun 10/116:20 am -
Nonstop2h 29m
Deal found 9/23![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:04 am -
1 stop5h 01m
Wed 10/286:03 pm -
1 stop5h 30m
Deal found 9/21![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
2 stops9h 16m
Wed 10/286:03 pm -
1 stop6h 54m
Deal found 9/21![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/226:59 pm -
Nonstop2h 13m
Sun 10/256:00 am -
Nonstop2h 33m
Deal found 9/19![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” 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 10/246:40 pm -
1 stop4h 48m
Sun 10/256:47 pm -
Nonstop2h 39m
Deal found 9/20![American Airlines logo]()
$387
One-way flights from Chicago to AllentownSearch for one-way flight options from Chicago to Allentown. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Chicago to Allentown. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/218:04 am -
1 stop29h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:00 am -
1 stop30h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
2 stops27h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:28 pm -
2 stops24h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Tue 10/207:40 am -
2 stops53h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:00 pm -
Nonstop2h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![American Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:26 pm -
2 stops42h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Allegiant Air logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” 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 10/227:44 pm -
2 stops25h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2110:52 am -
1 stop25h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:42 pm -
2 stops25h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:42 pm -
2 stops26h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:22 am -
2 stops39h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$213
Find flight deals from Chicago to Allentown
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $302 |
One-way from | $146 (Kiwi.com) |
Popular in | April |
Cheapest in | March |
Average price | $327 |
Good round-trip deal | $319 or less |
Good one-way deal | $328 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Chicago to Allentown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoAllentown
MDW Chicago Midway - ABE Allentown-Bethlehem
MDWABE
Chicago Midway
Wed 11/11
6:42 pm-8:50 pm
2 stops25h 08m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$210
ChicagoAllentown
MDW Chicago Midway - ABE Allentown-Bethlehem
MDWABE
Chicago Midway
Wed 10/21
3:30 pm-2:16 pm
3 stops21h 46m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$253
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Sun 10/18
6:25 am-9:35 am
Nonstop2h 10m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Wed 12/16
6:15 pm-9:22 pm
Nonstop2h 07m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Sat 11/21
5:54 pm-9:02 pm
Nonstop2h 08m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Tue 11/17
5:54 pm-9:02 pm
Nonstop2h 08m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Tue 12/15
1:55 pm-4:57 pm
Nonstop2h 02m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
Quickest round-trip
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Wed 11/25
1:59 pm-4:56 pm
Nonstop1h 57m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Sun 11/1
5:54 pm-9:02 pm
Nonstop2h 08m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoAllentown
ORD Chicago O'Hare Intl - ABE Allentown-Bethlehem
ORDABE
Chicago O'Hare Intl
Sat 12/12
6:25 am-9:28 am
Nonstop2h 03m
Allentown-Bethlehem
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
Showing 1-10 of 39 resultsSorted by cheapest first
Compare providers for flights from Chicago to Allentown
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Allentown in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Allentown flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Allentown flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Allentown flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from Chicago with our price prediction graph.
CHI-ABE
ORD-ABE
MDW-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 Chicago to Allentown
CHI-ABE
ORD-ABE
MDW-ABE
What is the cheapest month to book a flight from Chicago to Allentown?
Currently, February is the cheapest month in which you can book a flight from Chicago to Allentown (average of $252). Flying from Chicago to Allentown in January is currently the most expensive (average of $403). 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 CHI to ABE?
Find hourly flight availability from Chicago to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 23, 2026.
It’s optimal to fly from Chicago to Allentown at noon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Chicago to Allentown
Explore weekly flight availability from Chicago to Allentown. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 23, 2026.
The most flights from CHI to ABE are scheduled on a Monday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Chicago to Allentown?
Airfare is typical for this route at the moment.
Chicago to Allentown flights typically cost between $274 and $384 in December.The cheapest round-trip price found within the last 5 days was $302 on United Airlines (Dec 12-Dec 13).
Reviews of airlines servicing Allentown
Get insights into the airlines that provide service to Allentown. 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 Allentown. Reviews last updated September 23, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Chicago to Allentown to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Boarding
7.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Boarding
7.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago 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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Other flights to Allentown
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Alternative routes for Chicago to Allentown
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Complete your trip
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Chicago and Allentown flights
Browse other Chicago and Allentown flight options. Last updated on September 23, 2026.
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Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Popular flight searches
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Top 2 airlines flying from Chicago to Allentown
Discover the top 2 airlines that operate flights from Chicago 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$225 | Average$370 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$319 | FlexibilityNo cancel fee | On-time71% |