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Allentown

$130+ Cheap flights from Chicago (CHI) to Allentown (ABE)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ABE
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Find cheap flights from Chicago to Allentown with Cheapflights

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Cheap flight deals from Chicago to Allentown

Cheapest flights from Chicago to Allentown
Explore the most affordable flight options available from Chicago to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:05 pm
ORD
-
ABE
1 stop28h 05m
Multiple Airlines
Mon 5/181:41 pm
ABE
-
ORD
1 stop11h 18m
Multiple Airlines
Deal found 3/24$221
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
ORD
-
ABE
Nonstop2h 06m
United Airlines
Sat 8/155:36 pm
ABE
-
ORD
Nonstop2h 24m
United Airlines
Deal found 3/24$269
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:30 am
ORD
-
ABE
Nonstop2h 08m
United Airlines
Sun 5/176:15 am
ABE
-
ORD
Nonstop2h 30m
United Airlines
Deal found 3/24$283
This Delta deal was found by Cheapflights users on 3/20. 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 6/203:35 pm
ORD
-
ABE
1 stop6h 21m
Delta
Tue 6/301:00 pm
ABE
-
ORD
1 stop8h 18m
Delta
Deal found 3/20$289
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 5/133:55 pm
ORD
-
ABE
1 stop19h 16m
Multiple Airlines
Sun 5/177:56 pm
ABE
-
ORD
1 stop28h 17m
Multiple Airlines
Deal found 3/20$290
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 5/147:00 am
ORD
-
ABE
1 stop14h 18m
Multiple Airlines
Sun 5/177:56 pm
ABE
-
ORD
1 stop28h 17m
Multiple Airlines
Deal found 3/20$292
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 5/96:23 am
MDW
-
ABE
1 stop4h 56m
Delta
Sun 5/106:27 am
ABE
-
MDW
2 stops7h 52m
Delta
Deal found 3/24$294
This Delta deal was found by Cheapflights users on 3/20. 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 6/251:35 pm
ORD
-
ABE
2 stops8h 21m
Delta
Tue 6/301:00 pm
ABE
-
ORD
1 stop8h 18m
Delta
Deal found 3/20$294
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/245:05 am
ORD
-
ABE
1 stop14h 05m
Multiple Airlines
Fri 5/13:25 pm
ABE
-
ORD
1 stop18h 40m
Multiple Airlines
Deal found 3/22$304
This American Airlines deal was found by Cheapflights users on 3/22. 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 4/294:17 pm
ORD
-
ABE
1 stop7h 05m
American Airlines
Sat 5/212:00 pm
ABE
-
ORD
1 stop6h 58m
American Airlines
Deal found 3/22$307
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/36:10 pm
ORD
-
ABE
Nonstop2h 07m
United Airlines
Sun 4/56:15 am
ABE
-
ORD
Nonstop2h 25m
United Airlines
Deal found 3/20$309
This Delta deal was found by Cheapflights users on 3/23. 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 4/71:10 pm
MDW
-
ABE
2 stops8h 42m
Delta
Sat 4/115:58 pm
ABE
-
MDW
1 stop5h 33m
Delta
Deal found 3/23$355

Find flight deals from Chicago to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Allentown (ABE). 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 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(Kiwi.com)

One-way from

$130
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$301

Good round-trip deal

$284 or less

Good one-way deal

$338 or less
Provider with most accurate pricing for Chicago (CHI)-Allentown-Bethlehem flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Allentown-Bethlehem flights.
Search Deals
From Chicago (CHI) to Allentown-Bethlehem
Search Deals
One-way flight from Chicago (CHI) to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Allentown-Bethlehem.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Allentown-Bethlehem.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Allentown 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 24, 2026.
Use the filters below to find and compare flights from Chicago to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 8/14

7:00 am-10:06 am

Nonstop2h 06m

Allentown-Bethlehem

Sat 8/15

5:36 pm-7:00 pm

Nonstop2h 24m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 4/9

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sat 4/11

5:43 pm-7:05 pm

Nonstop2h 22m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 4/18

2:00 pm-5:05 pm

Nonstop2h 05m

Allentown-Bethlehem

Sat 4/25

5:45 pm-7:05 pm

Nonstop2h 20m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 4/18

8:15 am-5:19 pm

1 stop8h 04m

Allentown-Bethlehem

Sat 4/25

5:59 pm-11:59 pm

1 stop7h 00m

$289

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 4/10

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sat 4/11

5:43 pm-7:05 pm

Nonstop2h 22m

$309

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 4/8

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sun 4/12

6:15 am-7:40 am

Nonstop2h 25m

$309

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 4/17

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sun 4/19

10:35 am-11:57 am

Nonstop2h 22m

$324

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 4/9

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sun 4/12

6:15 am-7:40 am

Nonstop2h 25m

$340
Quickest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 4/22

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sat 4/25

5:45 pm-7:05 pm

Nonstop2h 20m

$349

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 5/1

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sun 5/3

6:15 am-7:45 am

Nonstop2h 30m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 40 resultsSorted by cheapest first
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Compare providers for flights from Chicago to Allentown

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 Chicago to Allentown in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Chicago-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Allentown flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Allentown 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 Chicago-Allentown 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 Chicago to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Chicago 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 Chicago to Allentown

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

Currently, April is the cheapest month in which you can book a flight from Chicago to Allentown (average of $57). Flying from Chicago to Allentown in July is currently the most expensive (average of $131). 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 CHI to ABE?

Find hourly flight availability from Chicago to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 24, 2026.

When flying from Chicago to Allentown, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Chicago to Allentown?

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. 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 Allentown. Reviews last updated March 24, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Chicago to Allentown to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,469 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,469 reviews
United Airlines
7.4
Good
9,469 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,492 reviews
United Airlines
7.4
Good
9,469 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Chicago to Allentown. 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 into for flights to Allentown from Chicago?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly into when you book flights from Chicago to Allentown. 2 airlines have flights to Allentown-Bethlehem from Chicago on a regular basis. Booking flights from Chicago to Allentown-Bethlehem should not be difficult; the airport handles an average of 5 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Allentown?

    Departing from Chicago to Allentown will take you 2h 06m. Airlines will cover a distance of 652 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Chicago to Allentown is American Airlines. Our recent data shows that you can find tickets from as low as $158 on this airline. An additional option worth looking into is United Airlines, starting at $229. American Airlines is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Allentown on time: GoJet (74%), United Airlines (64%), Air New Zealand (51%).

  • What are the cheapest flights from Chicago to Allentown?

    Looking at all options, your cheapest flight can be booked for $229. While the most popular route (Chicago O'Hare Intl - Allentown-Bethlehem) can be booked for $269 on average, our data indicates $356 when flying from Chicago to Allentown.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Chicago to Allentown (average of $57). Flying from Chicago to Allentown in July is currently the most expensive (average of $131). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Chicago to Allentown

Discover the top 2 airlines that operate flights from Chicago to Allentown. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$158Average$298FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$229Average$380FlexibilityNo cancel feeOn-time69%

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