$105+ Cheap flights from Allentown (ABE) to Illinois
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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — ORD
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from Allentown to Illinois with Cheapflights
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Cheapest flights from Allentown to IllinoisExplore the most affordable flight options available from Allentown to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from Allentown to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:15 am
ABE
- ORD
Nonstop2h 25m
United Airlines
Wed 5/277:00 am
ORD
- ABE
Nonstop2h 06m
United Airlines
Deal found 2/11![United Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 2/11. 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 5/236:00 am
ABE
- ORD
Nonstop2h 21m
American Airlines
Wed 5/275:34 pm
ORD
- ABE
1 stop5h 47m
American Airlines
Deal found 2/11![American Airlines logo]()
$219
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Sun 3/227:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$225
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:28 am
ABE
- ORD
Nonstop2h 32m
United Airlines
Tue 3/37:00 am
ORD
- ABE
Nonstop2h 01m
United Airlines
Deal found 2/10![United Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:30 am
ABE
- ORD
1 stop5h 40m
Delta
Sat 10/1710:35 am
ORD
- ABE
2 stops11h 11m
Delta
Deal found 2/12![Delta logo]()
$234
This Delta deal was found by Cheapflights users on 2/11. 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 5/296:16 pm
ABE
- ORD
1 stop6h 43m
Delta
Sat 6/69:10 am
ORD
- ABE
1 stop7h 13m
Delta
Deal found 2/11![Delta logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/111:41 pm
ABE
- ORD
1 stop22h 46m
Multiple Airlines
Sun 5/171:27 pm
ORD
- ABE
1 stop29h 43m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 7/46:30 am
ABE
- ORD
1 stop6h 39m
Delta
Tue 7/71:35 pm
ORD
- ABE
2 stops8h 21m
Delta
Deal found 2/10![Delta logo]()
$244
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:23 pm
ABE
- ORD
Nonstop2h 32m
United Airlines
Mon 3/27:00 am
ORD
- ABE
Nonstop2h 01m
United Airlines
Deal found 2/11![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 2/11. 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 4/225:59 pm
ABE
- MDW
1 stop5h 29m
Delta
Tue 4/286:00 am
MDW
- ABE
1 stop5h 12m
Delta
Deal found 2/11![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:38 am
ABE
- ORD
Nonstop2h 17m
United Airlines
Mon 6/297:00 am
ORD
- ABE
Nonstop2h 06m
United Airlines
Deal found 2/10![United Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Tue 3/101:57 pm
ORD
- ABE
2 stops7h 59m
Delta
Deal found 2/12![Delta logo]()
$254
Best flights from Allentown to IllinoisDiscover carefully curated flight deals from Allentown to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Allentown to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:51 pm
ABE
- ORD
Nonstop2h 29m
United Airlines
Sat 3/217:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/12![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/11. 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 7/101:00 pm
ABE
- ORD
1 stop8h 18m
Delta
Tue 7/146:00 am
ORD
- ABE
1 stop5h 10m
Delta
Deal found 2/11![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:50 pm
ABE
- PIA
1 stop4h 58m
American Airlines
Sun 3/16:27 pm
PIA
- ABE
1 stop5h 02m
American Airlines
Deal found 2/10![American Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Sun 3/227:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 2/11. 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 4/225:59 pm
ABE
- MDW
1 stop5h 29m
Delta
Tue 4/286:00 am
MDW
- ABE
1 stop5h 12m
Delta
Deal found 2/11![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:23 pm
ABE
- ORD
Nonstop2h 32m
United Airlines
Mon 3/27:00 am
ORD
- ABE
Nonstop2h 01m
United Airlines
Deal found 2/12![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Tue 3/101:57 pm
ORD
- ABE
2 stops7h 59m
Delta
Deal found 2/12![Delta logo]()
$254
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:38 pm
ABE
- ORD
Nonstop2h 22m
United Airlines
Sat 4/112:00 pm
ORD
- ABE
Nonstop2h 03m
United Airlines
Deal found 2/10![United Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 7/115:40 pm
ABE
- MDW
1 stop5h 05m
Delta
Sat 7/181:00 pm
MDW
- ABE
2 stops8h 56m
Delta
Deal found 2/10![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:38 am
ABE
- ORD
Nonstop2h 17m
United Airlines
Mon 6/297:00 am
ORD
- ABE
Nonstop2h 06m
United Airlines
Deal found 2/10![United Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2712:57 pm
ABE
- BMI
1 stop19h 50m
Allegiant Air
Sun 3/299:02 am
BMI
- ABE
1 stop8h 11m
Allegiant Air
Deal found 2/12![Allegiant Air logo]()
$683
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Sat 2/285:25 am
ORD
- ABE
1 stop5h 40m
Delta
Deal found 2/12![Delta logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/271:35 pm
ABE
- BMI
2 stops19h 12m
Multiple Airlines
Sun 3/299:02 am
BMI
- ABE
1 stop8h 11m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$724
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:51 pm
ABE
- ORD
Nonstop2h 29m
United Airlines
Sat 3/287:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/9![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:30 am
ABE
- STL
1 stop7h 24m
Delta
Wed 7/296:00 am
STL
- ABE
1 stop5h 10m
Delta
Deal found 2/12![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:50 pm
ABE
- EVV
1 stop5h 46m
American Airlines
Sun 3/16:57 pm
EVV
- ABE
1 stop4h 32m
American Airlines
Deal found 2/10![American Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2610:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Sat 3/285:52 pm
ORD
- ABE
Nonstop1h 58m
United Airlines
Deal found 2/12![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:59 pm
ABE
- MDW
1 stop5h 29m
Delta
Tue 5/56:00 am
MDW
- ABE
1 stop5h 12m
Delta
Deal found 2/12![Delta logo]()
$284
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:41 am
ABE
- BMI
2 stops17h 07m
American Airlines
Mon 3/211:31 am
BMI
- ABE
2 stops11h 58m
American Airlines
Deal found 2/10![American Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 2/11. 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 4/245:59 pm
ABE
- MDW
1 stop5h 29m
Delta
Tue 4/286:00 am
MDW
- ABE
1 stop5h 12m
Delta
Deal found 2/11![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/135:36 pm
ABE
- STL
1 stop6h 08m
United Airlines
Tue 6/169:23 am
STL
- ABE
1 stop6h 39m
United Airlines
Deal found 2/12![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:00 pm
ABE
- MLI
2 stops12h 37m
American Airlines
Tue 3/36:18 am
MLI
- ABE
1 stop5h 02m
American Airlines
Deal found 2/12![American Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 2/11. 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 4/235:59 pm
ABE
- MDW
1 stop5h 29m
Delta
Tue 4/286:00 am
MDW
- ABE
1 stop5h 12m
Delta
Deal found 2/11![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:04 am
ABE
- EVV
1 stop5h 31m
American Airlines
Mon 4/206:56 pm
EVV
- ABE
1 stop4h 26m
American Airlines
Deal found 2/10![American Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 7/115:40 pm
ABE
- MDW
1 stop5h 05m
Delta
Tue 7/216:00 am
MDW
- ABE
1 stop5h 10m
Delta
Deal found 2/10![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 2/9. 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.
Sat 3/145:58 pm
ABE
- STL
1 stop7h 00m
Delta
Wed 3/186:00 am
STL
- ABE
1 stop5h 16m
Delta
Deal found 2/9![Delta logo]()
$331
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:04 am
ABE
- MLI
1 stop7h 07m
American Airlines
Sat 3/147:09 pm
MLI
- ABE
2 stops15h 21m
American Airlines
Deal found 2/11![American Airlines logo]()
$556
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:20 am
ABE
- PIA
1 stop7h 23m
United Airlines
Sun 3/222:20 pm
PIA
- ABE
1 stop18h 36m
United Airlines
Deal found 2/12![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 2/9. 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.
Fri 3/1312:56 pm
ABE
- STL
1 stop5h 57m
Delta
Thu 3/1912:04 pm
STL
- ABE
1 stop4h 13m
Delta
Deal found 2/9![Delta logo]()
$331
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:41 am
ABE
- BMI
2 stops15h 00m
American Airlines
Mon 3/211:31 am
BMI
- ABE
2 stops11h 58m
American Airlines
Deal found 2/10![American Airlines logo]()
$561
Last-minute flights from Allentown to IllinoisDiscover last-minute flight deals from Allentown to Illinois. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Illinois. Data last updated February 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:50 pm
ABE
- ORD
1 stop6h 08m
American Airlines
Sun 3/15:00 am
ORD
- ABE
1 stop5h 30m
American Airlines
Deal found 2/10![American Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:50 pm
ABE
- PIA
1 stop4h 58m
American Airlines
Sun 3/16:27 pm
PIA
- ABE
1 stop5h 02m
American Airlines
Deal found 2/10![American Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:28 am
ABE
- ORD
Nonstop2h 32m
United Airlines
Tue 3/37:00 am
ORD
- ABE
Nonstop2h 01m
United Airlines
Deal found 2/10![United Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:23 pm
ABE
- ORD
Nonstop2h 32m
United Airlines
Mon 3/27:00 am
ORD
- ABE
Nonstop2h 01m
United Airlines
Deal found 2/11![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 2/10. 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 2/275:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Tue 3/32:46 pm
ORD
- ABE
1 stop7h 03m
Delta
Deal found 2/10![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 2/10. 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 2/275:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Wed 3/46:30 am
ORD
- ABE
2 stops9h 42m
Delta
Deal found 2/10![Delta logo]()
$264
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:58 pm
ABE
- MDW
1 stop5h 33m
Delta
Tue 3/310:49 am
MDW
- ABE
1 stop5h 23m
Delta
Deal found 2/12![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:58 pm
ABE
- ORD
1 stop6h 58m
Delta
Tue 3/101:57 pm
ORD
- ABE
2 stops7h 59m
Delta
Deal found 2/12![Delta logo]()
$254
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:51 pm
ABE
- ORD
Nonstop2h 29m
United Airlines
Sat 3/217:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/12![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1810:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Mon 3/237:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Sun 3/227:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$225
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:31 am
ABE
- ORD
Nonstop2h 29m
United Airlines
Sun 3/227:00 am
ORD
- ABE
Nonstop1h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$281
One-way flights from Allentown to IllinoisSearch for one-way flight options from Allentown to Illinois. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Allentown to Illinois. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 4/131:41 pm
ABE
- ORD
1 stop28h 34m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/111:41 pm
ABE
- ORD
1 stop22h 46m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/91:55 pm
ABE
- ORD
1 stop21h 41m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/123:46 pm
ABE
- ORD
1 stop19h 19m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:41 pm
ABE
- ORD
1 stop22h 46m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:46 pm
ABE
- ORD
2 stops29h 22m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 2/231:49 pm
ABE
- MDW
2 stops30h 18m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:34 pm
ABE
- MDW
1 stop25h 39m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/17:15 am
ABE
- MDW
3 stops40h 14m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/181:04 pm
ABE
- MDW
2 stops34h 15m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:12 pm
ABE
- STL
1 stop10h 07m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 2/11. 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 3/45:58 pm
ABE
- MDW
1 stop5h 33m
Delta
Deal found 2/11![Delta logo]()
$234
Find flight deals from Allentown to Illinois
Keep the following information in mind while searching for Allentown to Illinois flight deals. Data was last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (United Airlines) |
One-way from | $105 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $366 |
Good round-trip deal | $362 or less |
Good one-way deal | $277 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown to Illinois 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 February 13, 2026.
Use the filters below to find and compare flights from Allentown to Illinois that are best for you.
Fly from
Allentown
Fly to
Illinois
Route
Depart
Return
Price
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Tue 3/17
6:51 pm-8:20 pm
Nonstop2h 29m
Chicago O'Hare Intl
Sat 3/21
7:00 am-9:56 am
Nonstop1h 56m
$209
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Thu 3/19
10:31 am-12:00 pm
Nonstop2h 29m
Chicago O'Hare Intl
Sun 3/22
7:00 am-9:56 am
Nonstop1h 56m
$225
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Fri 7/10
1:00 pm-8:18 pm
1 stop8h 18m
Chicago O'Hare Intl
Tue 7/14
6:00 am-12:10 pm
1 stop5h 10m
$239
AllentownChicago
ABE - MDW
ABEMDW
Allentown-Bethlehem
Wed 4/22
5:59 pm-10:28 pm
1 stop5h 29m
Chicago Midway
Tue 4/28
6:00 am-12:12 pm
1 stop5h 12m
$249
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Fri 2/27
5:23 pm-6:55 pm
Nonstop2h 32m
Chicago O'Hare Intl
Mon 3/2
7:00 am-10:01 am
Nonstop2h 01m
$249
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Sat 4/4
5:38 pm-7:00 pm
Nonstop2h 22m
Chicago O'Hare Intl
Sat 4/11
2:00 pm-5:03 pm
Nonstop2h 03m
$252
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Wed 6/24
10:38 am-11:55 am
Nonstop2h 17m
Chicago O'Hare Intl
Mon 6/29
7:00 am-10:06 am
Nonstop2h 06m
$252
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Tue 3/3
5:58 pm-11:56 pm
1 stop6h 58m
Chicago O'Hare Intl
Tue 3/10
1:57 pm-10:56 pm
2 stops7h 59m
$254
AllentownChicago
ABE - MDW
ABEMDW
Allentown-Bethlehem
Sat 7/11
5:40 pm-9:45 pm
1 stop5h 05m
Chicago Midway
Sat 7/18
1:00 pm-10:56 pm
2 stops8h 56m
$264
AllentownChicago
ABE - ORD
ABEORD
Allentown-Bethlehem
Thu 2/26
5:58 pm-11:56 pm
1 stop6h 58m
Chicago O'Hare Intl
Sat 2/28
5:25 am-12:05 pm
1 stop5h 40m
$269
Showing 1-10 of 57 results
Best time to book a flight from Allentown to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Allentown with our price prediction graph.
ABE-ORD
ABE-MDW
ABE-PIA
ABE-MLI
ABE-STL
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 Illinois
ABE-USIL
ABE-ORD
ABE-MDW
ABE-PIA
ABE-MLI
What is the cheapest month to book a flight from Allentown to Illinois?
Currently, December is the cheapest month in which you can book a flight from Allentown to Illinois (average of $48). Flying from Allentown to Illinois in July is currently the most expensive (average of $119). 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 IL?
Find hourly flight availability from Allentown to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Allentown to Illinois as you normally would.
Weekly flight availability from Allentown to Illinois
Explore weekly flight availability from Allentown to Illinois. 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 February 13, 2026.
The most flights from ABE to USIL are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated February 13, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Allentown to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Entertainment
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Allentown to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Allentown and Illinois flights
Browse other Allentown and Illinois flight options. Last updated on February 13, 2026.
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Allentown to Illinois flights
Consider these flights traveling from Allentown to Illinois.
Top 3 airlines flying from Allentown to Illinois
Discover the top 3 airlines that operate flights from Allentown to Illinois. 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$286 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$210 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$229 | Average$633 | FlexibilityNo cancel fee | On-timeN/A |