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$110+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — CHI
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheapflights Tip: The best prices from Allentown-Bethlehem to Chicago are usually found in January or February, booked 85 days in advance, depart on a Saturday or Friday and return on a Wednesday

Cheap 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$219
(United Airlines)

One-way from

$110
(Mytrip)

Popular in

March

Cheapest in

January

Average price

$480

Good round-trip deal

$413 or less

Good one-way deal

$250 or less
Provider with most accurate pricing for Allentown-Bethlehem-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Chicago (CHI) flights.
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From Allentown-Bethlehem to Chicago (CHI)
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One-way flight from Allentown-Bethlehem to Chicago (CHI)
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Allentown-Bethlehem to Chicago (CHI).
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Price to beat on a one-way flight from Allentown-Bethlehem to Chicago (CHI).
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Find flight deals from Allentown to Chicago

Cheapest flights from Allentown to Chicago
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 March 26, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 4/246:30 amABE - ORD
Nonstop2h 24mUnited Airlines
Sat 4/266:15 pmORD - ABE
Nonstop2h 10mUnited Airlines
Deal found 3/25$219
This Delta deal was found by Cheapflights users on 3/25. 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.
Sat 5/105:50 pmABE - ORD
1 stop6h 27mDelta
Sat 5/175:30 amORD - ABE
1 stop6h 02mDelta
Deal found 3/25$229
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/191:35 pmABE - ORD
2 stops11h 49mMultiple Airlines
Wed 5/217:47 amORD - ABE
1 stop27h 12mMultiple Airlines
Deal found 3/25$263
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/26:20 amABE - ORD
1 stop5h 19mAmerican Airlines
Wed 4/94:45 pmORD - ABE
1 stop4h 33mAmerican Airlines
Deal found 3/25$279
This Delta deal was found by Cheapflights users on 3/24. 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 5/35:21 pmABE - MDW
1 stop6h 01mDelta
Wed 5/76:00 amMDW - ABE
1 stop5h 32mDelta
Deal found 3/24$304

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 March 26, 2025.
Use the filters below to find and compare flights from Allentown to Chicago that are best for you.

Fly from

Allentown

Fly to

Chicago

Route

Depart

Return

Price

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Thu 4/24

6:30 am-7:54 am

Nonstop2h 24m

Chicago O'Hare Intl

Sat 4/26

6:15 pm-9:25 pm

Nonstop2h 10m

$219

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 5/10

5:50 pm-11:17 pm

1 stop6h 27m

Chicago O'Hare Intl

Sat 5/17

5:30 am-12:32 pm

1 stop6h 02m

$229

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Mon 5/19

1:35 pm-12:24 am

2 stops11h 49m

Chicago O'Hare Intl

Wed 5/21

7:47 am-11:59 am

1 stop27h 12m

$263

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 4/5

6:05 am-10:36 am

1 stop5h 31m

Chicago O'Hare Intl

Tue 4/8

4:45 pm-10:18 pm

1 stop4h 33m

$284

AllentownChicago

ABE - MDW

ABEMDW

Allentown-Bethlehem

Sat 5/3

5:21 pm-10:22 pm

1 stop6h 01m

Chicago Midway

Wed 5/7

6:00 am-12:32 pm

1 stop5h 32m

$304

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Mon 4/28

12:36 pm-6:17 pm

2 stops30h 41m

$110

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 5/2

5:32 pm-6:50 pm

Nonstop2h 18m

$224

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 7/12

6:15 am-10:37 am

1 stop5h 22m

$234

AllentownChicago

ABE - MDW

ABEMDW

Allentown-Bethlehem

Wed 4/16

5:21 pm-10:22 pm

1 stop6h 01m

$234

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Thu 4/17

5:21 pm-11:59 pm

1 stop7h 38m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Allentown to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Allentown to Chicago. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Allentown to Chicago, you should look to book at least 59 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.

What is the cheapest month to book a flight from Allentown to Chicago?

Currently, August is the cheapest month in which you can book a flight from Allentown to Chicago (average of $245). Flying from Allentown to Chicago in March is currently the most expensive (average of $323). 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 March 26, 2025.

When flying from Allentown to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 53% versus a flight in the morning.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 March 26, 2025.
To help decide which airline to fly from Allentown to Chicago, see what other customers have to say about Delta, United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    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 Chicago. 3 airlines have flights from Allentown-Bethlehem to Chicago on a regular basis. Booking flights from Allentown-Bethlehem to Chicago should not be difficult; the airport handles an average of 3 outbound flights to Chicago per day.

  • What are the cheapest airlines flying from Allentown to Chicago round-trip?

    United Airlines, at $219, was found to be the cheapest airline from Allentown to Chicago.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that United Airlines is 42% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Allentown to Chicago one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $234. United Airlines flights start at $243 while deals on American Airlines start at $309 one-way.

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

    Consider GoJet (69%), United Airlines (69%) or Air New Zealand (69%) when booking your flight. These represent the most reliable airlines when flying from Allentown to Chicago.

  • What are the cheapest flights from Allentown to Chicago?

    Looking for the cheapest flight from Allentown to Chicago? While on average our users pay $1,144, our data indicates the cheapest price to be $197. The most popular route (Allentown-Bethlehem - Chicago O'Hare Intl), is priced around $219.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown to Chicago 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 Chicago?

    Currently, August is the cheapest month in which you can book a flight from Allentown to Chicago (average of $245). Flying from Allentown to Chicago in March is currently the most expensive (average of $323). 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

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Allentown to Chicago

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Top 3 airlines flying from Allentown to Chicago

Discover the top 3 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$187Average$275FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$399FlexibilityNo cancel feeOn-time69%
DeltaCheapest$218Average$463FlexibilityNo cancel feeOn-timeN/A
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