Illinois

$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
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Cheap flight deals from Allentown to Illinois

Cheapest flights from Allentown to Illinois
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$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$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$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$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$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$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$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$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$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$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$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$254

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
Provider with most accurate pricing for Allentown-Bethlehem-Chicago (CHI) flight deals.
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Chicago (CHI) flights.
From Allentown-Bethlehem to Illinois
One-way flight from Allentown-Bethlehem to Illinois
Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Allentown-Bethlehem to Illinois.
Price to beat on a one-way flight from Allentown-Bethlehem to Illinois.

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 57 results
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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.
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

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
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.
  • What airport do you fly from for flights from Allentown to Illinois?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Illinois.

  • How long is the flight from Allentown to Illinois?

    United Airlines, Delta, and American Airlines can get you from Allentown to Illinois in just under 2h 29m. Your travel time can differ by up to 5h 49m. The distance between Allentown and Illinois is about 652 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Allentown to Illinois?

  • What are the most reliable airlines from Allentown to Illinois?

    Consider Emirates (100%), GoJet (78%) or United Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Allentown to Illinois.

  • What are the cheapest flights from Allentown to Illinois?

    While on average a flight from Allentown to Illinois is generally $897, our data shows the cheapest flight currently is $174. When looking at the most popular route, (Allentown-Bethlehem - Chicago O'Hare Intl), you can expect to pay $209 for that flight.

  • Can I find deals for flights from Allentown to Illinois that include hotel bookings?

    Yes. In addition to deals on Allentown to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Illinois.

  • Can I find deals for business class flights from Allentown to Illinois?

    Yes. Cheapflights offers flight deals from Allentown to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Allentown to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

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.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$286FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$210Average$470FlexibilityNo cancel feeOn-time69%
DeltaCheapest$229Average$633FlexibilityNo cancel feeOn-timeN/A

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