$121+ Cheap flights from Allentown (ABE) to Chicago (CHI)
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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — CHI
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Allentown to Chicago 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.Cheapflights Tip: The best prices from Allentown-Bethlehem to Chicago are usually found in July or November, booked 38 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Allentown to Chicago
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Cheapest flights from Allentown to ChicagoExplore the most affordable flight options available from Allentown to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Allentown to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 am -
1 stop8h 00m
Sun 10/43:50 pm -
1 stop28h 38m
Deal found 8/9![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/273:00 pm -
2 stops19h 20m
Wed 9/307:11 am -
1 stop30h 10m
Deal found 8/10![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:00 pm -
1 stop24h 45m
Thu 9/177:11 am -
1 stop13h 26m
Deal found 8/9![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:30 am -
1 stop17h 53m
Thu 9/247:11 am -
1 stop13h 26m
Deal found 8/8![Multiple Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:32 am -
Nonstop2h 27m
Sat 9/196:47 am -
Nonstop2h 10m
Deal found 8/7![United Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:30 am -
1 stop17h 53m
Wed 9/233:50 pm -
1 stop27h 35m
Deal found 8/9![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/279:55 pm -
2 stops14h 45m
Sat 10/37:11 am -
1 stop30h 20m
Deal found 8/6![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/173:00 pm -
1 stop24h 45m
Sun 9/207:11 am -
1 stop13h 26m
Deal found 8/7![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:00 pm -
1 stop24h 45m
Wed 9/233:50 pm -
1 stop27h 35m
Deal found 8/9![Multiple Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:10 pm -
Nonstop2h 38m
Tue 9/296:59 pm -
Nonstop2h 18m
Deal found 8/11![American Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:28 pm -
1 stop20h 52m
Thu 9/247:11 am -
1 stop13h 26m
Deal found 8/8![Multiple Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/76:03 pm -
1 stop5h 30m
Tue 11/1011:28 am -
1 stop4h 50m
Deal found 8/7![Delta logo]()
$299
Best flights from Allentown to ChicagoDiscover carefully curated flight deals from Allentown to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Allentown to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:32 am -
Nonstop2h 27m
Mon 9/75:50 pm -
Nonstop2h 10m
Deal found 8/9![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:03 pm -
1 stop6h 49m
Sat 10/173:40 pm -
1 stop5h 49m
Deal found 8/11![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/46:09 pm -
1 stop6h 48m
Sat 9/53:25 pm -
1 stop5h 58m
Deal found 8/7![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/26:04 pm -
1 stop6h 55m
Tue 10/63:40 pm -
1 stop5h 49m
Deal found 8/6![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:36 pm -
Nonstop2h 29m
Wed 9/95:50 pm -
Nonstop2h 10m
Deal found 8/7![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:08 pm -
1 stop6h 51m
Mon 10/58:55 am -
2 stops12h 21m
Deal found 8/6![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/276:20 am -
Nonstop2h 29m
Tue 10/66:25 am -
Nonstop2h 10m
Deal found 8/6![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:08 pm -
1 stop6h 51m
Tue 10/69:59 am -
2 stops11h 30m
Deal found 8/10![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:20 am -
Nonstop2h 29m
Tue 10/66:25 am -
Nonstop2h 10m
Deal found 8/7![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:00 pm -
2 stops8h 30m
Sun 11/85:27 am -
1 stop5h 38m
Deal found 8/10![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/295:46 pm -
Nonstop2h 23m
Mon 10/56:25 am -
Nonstop2h 10m
Deal found 8/6![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:03 pm -
1 stop5h 30m
Sat 10/179:29 am -
2 stops6h 47m
Deal found 8/8![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:01 pm -
Nonstop2h 29m
Sun 8/306:47 am -
Nonstop2h 10m
Deal found 8/8![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:08 pm -
1 stop5h 28m
Mon 8/316:05 am -
1 stop5h 23m
Deal found 8/10![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/96:04 pm -
2 stops16h 38m
Sat 11/149:30 am -
2 stops6h 48m
Deal found 8/7![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/56:04 pm -
1 stop5h 40m
Wed 10/79:29 am -
2 stops6h 47m
Deal found 8/6![Delta logo]()
$542
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:25 am -
2 stops11h 32m
Fri 9/114:30 pm -
1 stop4h 56m
Deal found 8/10![Delta logo]()
$573
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:03 pm -
1 stop5h 30m
Sun 11/810:01 am -
2 stops11h 28m
Deal found 8/11![Delta logo]()
$627
This Delta deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:03 pm -
1 stop5h 30m
Sun 10/116:04 am -
1 stop5h 01m
Deal found 8/8![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 10/26:04 pm -
1 stop5h 40m
Sun 10/49:29 am -
2 stops6h 50m
Deal found 8/7![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/286:04 pm -
1 stop5h 32m
Mon 8/319:24 am -
2 stops11h 59m
Deal found 8/7![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:04 pm -
1 stop5h 32m
Mon 8/3110:54 am -
1 stop5h 29m
Deal found 8/11![Delta logo]()
$639
Last-minute flights from Allentown to ChicagoDiscover last-minute flight deals from Allentown to Chicago. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Chicago. Data last updated August 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/175:36 pm -
Nonstop2h 29m
Sat 8/226:47 am -
Nonstop2h 10m
Deal found 8/7![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/1810:32 am -
Nonstop2h 27m
Fri 8/286:47 am -
Nonstop2h 10m
Deal found 8/7![United Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/186:08 pm -
1 stop6h 49m
Fri 8/288:48 am -
2 stops12h 35m
Deal found 8/7![Delta logo]()
$345
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/186:08 pm -
1 stop5h 28m
Fri 8/289:24 am -
2 stops11h 59m
Deal found 8/7![Delta logo]()
$345
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/184:57 pm -
1 stop7h 55m
Fri 8/281:35 pm -
Nonstop2h 07m
Deal found 8/7![American Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:36 pm -
Nonstop2h 29m
Tue 8/256:47 am -
Nonstop2h 10m
Deal found 8/9![United Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/215:12 pm -
Nonstop2h 32m
Sun 8/237:29 pm -
Nonstop2h 10m
Deal found 8/6![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/286:04 pm -
1 stop5h 32m
Mon 8/316:05 am -
1 stop5h 23m
Deal found 8/7![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 8/286:04 pm -
1 stop5h 32m
Sat 10/101:27 pm -
2 stops8h 02m
Deal found 8/7![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:25 am -
1 stop5h 11m
Sat 9/129:59 am -
2 stops11h 17m
Deal found 8/10![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:08 pm -
1 stop5h 36m
Tue 9/226:05 am -
1 stop5h 10m
Deal found 8/9![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/266:11 pm -
1 stop5h 33m
Mon 10/59:29 am -
2 stops11h 47m
Deal found 8/7![Delta logo]()
$304
One-way flights from Allentown to ChicagoSearch for one-way flight options from Allentown to Chicago. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Allentown to Chicago. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am -
1 stop18h 53m
Deal found 8/7![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:55 am -
1 stop31h 50m
Deal found 8/8![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:32 pm -
2 stops28h 56m
Deal found 8/11![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:50 pm -
1 stop18h 00m
Deal found 8/10![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/62:28 pm -
1 stop9h 40m
Deal found 8/7![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/202:28 pm -
1 stop20h 52m
Deal found 8/6![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
1 stop18h 23m
Deal found 8/9![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:30 am -
2 stops17h 17m
Deal found 8/9![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:40 am -
2 stops28h 18m
Deal found 8/11![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:28 pm -
2 stops45h 22m
Deal found 8/11![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/77:50 pm -
3 stops27h 57m
Deal found 8/7![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:41 am -
2 stops30h 18m
Deal found 8/8![Allegiant Air logo]()
$248
Find flight deals from Allentown to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Chicago (CHI). 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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Kiwi.com) |
One-way from | $121 (Kiwi.com) |
Popular in | April |
Cheapest in | July |
Average price | $349 |
Good round-trip deal | $371 or less |
Good one-way deal | $273 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown to Chicago 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 August 11, 2026.
Use the filters below to find and compare flights from Allentown to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Thu 9/3
10:32 am-11:59 am
Nonstop2h 27m
Chicago O'Hare Intl
Mon 9/7
5:50 pm-9:00 pm
Nonstop2h 10m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Wed 10/14
6:03 pm-11:52 pm
1 stop6h 49m
Chicago O'Hare Intl
Sat 10/17
3:40 pm-10:29 pm
1 stop5h 49m
$299
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Fri 9/4
6:09 pm-11:57 pm
1 stop6h 48m
Chicago O'Hare Intl
Sat 9/5
3:25 pm-10:23 pm
1 stop5h 58m
$299
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Fri 10/2
6:04 pm-11:59 pm
1 stop6h 55m
Chicago O'Hare Intl
Tue 10/6
3:40 pm-10:29 pm
1 stop5h 49m
$299
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Tue 9/29
6:08 pm-11:59 pm
1 stop6h 51m
Chicago O'Hare Intl
Mon 10/5
8:55 am-10:16 pm
2 stops12h 21m
$304
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Wed 9/30
6:08 pm-11:59 pm
1 stop6h 51m
Chicago O'Hare Intl
Tue 10/6
9:59 am-10:29 pm
2 stops11h 30m
$304
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Fri 11/6
1:00 pm-8:30 pm
2 stops8h 30m
Chicago O'Hare Intl
Sun 11/8
5:27 am-12:05 pm
1 stop5h 38m
$304
AllentownChicago
ABE Allentown-Bethlehem - MDW Chicago Midway
ABEMDW
Allentown-Bethlehem
Wed 10/14
6:03 pm-10:33 pm
1 stop5h 30m
Chicago Midway
Sat 10/17
9:29 am-5:16 pm
2 stops6h 47m
$304
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Thu 9/3
5:36 pm-7:05 pm
Nonstop2h 29m
Chicago O'Hare Intl
Wed 9/9
5:50 pm-9:00 pm
Nonstop2h 10m
$359
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Sun 9/27
6:20 am-7:49 am
Nonstop2h 29m
Chicago O'Hare Intl
Tue 10/6
6:25 am-9:35 am
Nonstop2h 10m
$359
Showing 1-10 of 43 resultsSorted by cheapest first
Compare providers for flights from Allentown to Chicago
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 Allentown to Chicago in August.
| 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 Allentown-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Allentown-Chicago 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 Allentown-Chicago 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 Allentown to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Allentown with our price prediction graph.
ABE-CHI
ABE-MDW
ABE-ORD
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 Chicago
ABE-CHI
ABE-MDW
ABE-ORD
What is the cheapest month to book a flight from Allentown to Chicago?
Currently, July is the cheapest month in which you can book a flight from Allentown to Chicago (average of $335). Flying from Allentown to Chicago in April is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ABE to CHI?
Find hourly flight availability from Allentown to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 11, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Allentown to Chicago as you normally would.
Weekly flight availability from Allentown to Chicago
Explore weekly flight availability from Allentown to Chicago. 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 August 11, 2026.
The most flights from ABE to CHI are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Allentown to Chicago?
Airfare is below average for this route at the moment.
Allentown to Chicago flights typically cost between $289 and $409 in October.The cheapest round-trip price found within the last 5 days was $271 on Multiple Airlines (Oct 1-Oct 4).
How far ahead should I book a flight from Allentown to Chicago?
To ensure you get the cheapest price possible for a flight from Allentown to Chicago, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated August 11, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Allentown to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Related info for your journey
Find useful and relevant information for your journey from Allentown to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter
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Other flights to Chicago
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Allentown and Chicago flights
Browse other Allentown and Chicago flight options. Last updated on August 11, 2026.
Other flights from Allentown
Browse through other flights departing from Allentown. Flights are based on user searches made on Cheapflights and were last updated on August 11, 2026.
Popular flight searches
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Top 2 airlines flying from Allentown to Chicago
Discover the top 2 airlines that operate flights from Allentown to Chicago. 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$424 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$229 | Average$324 | FlexibilityNo cancel fee | On-time71% |