$166+ Cheap flights from Allentown (ABE) to O'Hare Intl (ORD)
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — ORD
Oct 30 — Nov 61
Round-trip
1 adult, Economy
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Find cheap flights from Allentown to O'Hare Intl 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 O'Hare Intl are usually found in October or November, booked 31 days in advance, depart on a Thursday or Saturday and return on a Saturday
Cheap flight deals from Allentown to O'Hare Intl
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Best
Last-minute
One-way
Cheapest flights from Allentown to O'Hare IntlExplore the most affordable flight options available from Allentown to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
Explore the most affordable flight options available from Allentown to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:47 pm -
Nonstop2h 39m
Tue 11/32:35 pm -
Nonstop2h 06m
Deal found 9/30![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:15 pm -
Nonstop2h 44m
Thu 11/197:45 pm -
Nonstop2h 11m
Deal found 9/28![American Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:44 pm -
Nonstop2h 39m
Mon 10/266:59 pm -
Nonstop2h 13m
Deal found 9/28![American Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:45 pm -
1 stop7h 20m
Sun 11/155:30 am -
1 stop5h 34m
Deal found 9/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:39 am -
2 stops10h 53m
Sat 10/247:00 am -
2 stops9h 16m
Deal found 9/29![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/305:25 pm -
Nonstop2h 40m
Tue 1/56:20 am -
Nonstop2h 10m
Deal found 9/30![United Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:30 am -
1 stop17h 22m
Wed 12/99:16 am -
2 stops28h 12m
Deal found 9/29![Multiple Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:20 am -
Nonstop2h 29m
Sun 10/186:25 am -
Nonstop2h 10m
Deal found 9/30![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
Nonstop2h 33m
Mon 11/27:49 pm -
Nonstop2h 10m
Deal found 9/29![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:14 pm -
1 stop6h 43m
Tue 10/2011:19 am -
2 stops10h 00m
Deal found 9/28![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:10 am -
1 stop26h 21m
Wed 10/287:15 am -
2 stops24h 18m
Deal found 9/28![Multiple Airlines logo]()
$366
Best flights from Allentown to O'Hare IntlDiscover carefully curated flight deals from Allentown to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from Allentown to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:20 am -
Nonstop2h 29m
Sun 10/186:25 am -
Nonstop2h 10m
Deal found 9/25![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:45 pm -
1 stop5h 20m
Sun 11/155:30 am -
1 stop5h 34m
Deal found 9/26![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/51:00 pm -
1 stop6h 32m
Fri 3/125:30 am -
1 stop5h 34m
Deal found 9/26![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/71:00 pm -
1 stop6h 32m
Sat 1/97:10 am -
1 stop4h 51m
Deal found 9/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:58 pm -
1 stop6h 54m
Sat 1/167:10 am -
1 stop4h 51m
Deal found 9/25![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:20 am -
Nonstop2h 29m
Wed 10/285:54 pm -
Nonstop2h 08m
Deal found 9/29![United Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:45 pm -
1 stop5h 20m
Mon 11/161:30 pm -
1 stop7h 57m
Deal found 9/26![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:36 pm -
Nonstop2h 28m
Mon 11/95:54 pm -
Nonstop2h 08m
Deal found 9/28![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:03 pm -
1 stop6h 54m
Sat 10/1711:09 am -
2 stops10h 10m
Deal found 9/27![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:03 pm -
1 stop6h 54m
Mon 11/21:23 pm -
1 stop7h 56m
Deal found 9/26![Delta logo]()
$459
Last-minute flights from Allentown to O'Hare IntlDiscover last-minute flight deals from Allentown to O'Hare Intl. Data last updated September 30, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to O'Hare Intl. Data last updated September 30, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
Nonstop2h 33m
Mon 11/27:49 pm -
Nonstop2h 10m
Deal found 9/29![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:20 am -
Nonstop2h 29m
Sun 10/186:25 am -
Nonstop2h 10m
Deal found 9/30![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:14 pm -
1 stop6h 43m
Tue 10/2011:19 am -
2 stops10h 00m
Deal found 9/28![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:32 pm -
1 stop16h 19m
Wed 10/218:04 am -
1 stop29h 12m
Deal found 9/27![Multiple Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:03 pm -
1 stop6h 54m
Tue 10/273:40 pm -
1 stop5h 39m
Deal found 9/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:03 pm -
1 stop6h 54m
Sat 10/249:59 am -
2 stops11h 20m
Deal found 9/29![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:44 pm -
Nonstop2h 39m
Mon 10/266:59 pm -
Nonstop2h 13m
Deal found 9/28![American Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:44 pm -
Nonstop2h 39m
Sun 10/256:59 pm -
Nonstop2h 13m
Deal found 9/29![American Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:10 am -
1 stop26h 21m
Wed 10/287:15 am -
2 stops24h 18m
Deal found 9/28![Multiple Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:47 pm -
Nonstop2h 39m
Tue 11/32:35 pm -
Nonstop2h 06m
Deal found 9/30![American Airlines logo]()
$319
One-way flights from Allentown to O'Hare IntlSearch for one-way flight options from Allentown to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from Allentown to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:32 pm -
3 stops45h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
2 stops37h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:25 pm -
2 stops27h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:32 pm -
2 stops21h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:15 am -
Nonstop2h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:44 pm -
3 stops49h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:40 am -
1 stop8h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$208
Find flight deals from Allentown to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to O'Hare Intl (ORD). 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 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (American Airlines) |
One-way from | $166 (Kiwi.com) |
Popular in | April |
Cheapest in | October |
Average price | $379 |
Good round-trip deal | $377 or less |
Good one-way deal | $283 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown to O'Hare Intl 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 30, 2026.
Use the filters below to find and compare flights from Allentown to Chicago O'Hare Intl Airport 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
Sun 11/8
5:36 pm-7:04 pm
Nonstop2h 28m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$249
Quickest round-trip
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Sat 10/24
5:43 pm-7:05 pm
Nonstop2h 22m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Thu 11/26
6:15 am-7:49 am
Nonstop2h 34m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Fri 11/13
6:15 am-7:49 am
Nonstop2h 34m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Sun 10/25
6:15 am-7:49 am
Nonstop2h 34m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Mon 11/23
5:36 pm-7:04 pm
Nonstop2h 28m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Thu 10/22
6:20 am-7:49 am
Nonstop2h 29m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Mon 10/26
5:36 pm-7:04 pm
Nonstop2h 28m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Thu 12/24
5:25 pm-7:05 pm
Nonstop2h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
AllentownChicago
ABE Allentown-Bethlehem - ORD Chicago O'Hare Intl
ABEORD
Allentown-Bethlehem
Tue 10/27
5:36 pm-7:04 pm
Nonstop2h 28m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Allentown to O'Hare Intl
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 O'Hare Intl 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 Allentown-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Allentown-Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Allentown with our price prediction graph.
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 O'Hare Intl Airport
Prices
Airlines
How far ahead should I book a flight from Allentown to Chicago O'Hare Intl Airport?
The price you pay for your flight from Allentown to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Allentown to Chicago O'Hare Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Allentown to Chicago O'Hare Intl Airport (average of $337). Flying from Allentown to Chicago O'Hare Intl Airport in April is currently the most expensive (average of $461). 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 ORD?
Find hourly flight availability from Allentown to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 30, 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 O'Hare Intl Airport as you normally would.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 30, 2026.
Read through reviews of airlines operating flights from Allentown to Chicago O'Hare Intl Airport, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Allentown to O'Hare Intl. 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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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$413 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$268 | Average$339 | FlexibilityNo cancel fee | On-time71% |