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$116+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ABE
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(Delta)

One-way from

$116
(Mytrip)

Popular in

November

Cheapest in

June

Average price

$260

Good round-trip deal

$442 or less

Good one-way deal

$289 or less
Provider with most accurate pricing for Chicago (CHI)-Allentown-Bethlehem flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Allentown-Bethlehem flights.
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From Chicago (CHI) to Allentown-Bethlehem
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One-way flight from Chicago (CHI) to Allentown-Bethlehem
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Highest demand for flights based on searches. 16% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 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 Chicago (CHI) to Allentown-Bethlehem.
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Price to beat on a one-way flight from Chicago (CHI) to Allentown-Bethlehem.
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Find 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 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/108:05 amORD - ABE
1 stop7h 50mAmerican Airlines
Sat 5/175:27 pmABE - ORD
1 stop5h 16mAmerican Airlines
Deal found 3/26$228
This Delta deal was found by Cheapflights users on 3/26. 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 5/39:52 amMDW - ABE
1 stop5h 49mDelta
Tue 5/65:21 pmABE - MDW
1 stop6h 01mDelta
Deal found 3/26$229
This Delta deal was found by Cheapflights users on 3/26. 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 5/39:55 amORD - ABE
1 stop5h 46mDelta
Tue 5/65:21 pmABE - ORD
1 stop7h 38mDelta
Deal found 3/26$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.
Fri 5/25:07 pmORD - ABE
1 stop18h 11mMultiple Airlines
Mon 5/51:03 pmABE - ORD
2 stops30h 14mMultiple Airlines
Deal found 3/25$238
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.
Sat 5/101:55 pmORD - ABE
Nonstop2h 02mUnited Airlines
Sat 5/175:32 pmABE - ORD
Nonstop2h 18mUnited Airlines
Deal found 3/25$279
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:04 pmMDW - ABE
2 stops26h 19mAllegiant Air
Mon 5/268:00 amABE - MDW
2 stops12h 14mAllegiant Air
Deal found 3/27$515

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 28, 2025.
Use the filters below to find and compare flights from Chicago to Allentown that are best for you.

Fly from

Chicago

Fly to

Allentown

Route

Depart

Return

Price

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 5/10

8:05 am-4:55 pm

1 stop7h 50m

Allentown-Bethlehem

Sat 5/17

5:27 pm-9:43 pm

1 stop5h 16m

$228

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Sat 5/3

9:52 am-4:41 pm

1 stop5h 49m

Allentown-Bethlehem

Tue 5/6

5:21 pm-10:22 pm

1 stop6h 01m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 5/3

9:55 am-4:41 pm

1 stop5h 46m

Allentown-Bethlehem

Tue 5/6

5:21 pm-11:59 pm

1 stop7h 38m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 5/2

5:07 pm-12:18 pm

1 stop18h 11m

Allentown-Bethlehem

Mon 5/5

1:03 pm-6:17 pm

2 stops30h 14m

$238

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 5/10

1:55 pm-4:57 pm

Nonstop2h 02m

Allentown-Bethlehem

Sat 5/17

5:32 pm-6:50 pm

Nonstop2h 18m

$279

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Fri 5/23

8:04 pm-11:23 pm

2 stops26h 19m

Allentown-Bethlehem

Mon 5/26

8:00 am-7:14 pm

2 stops12h 14m

$515

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 5/2

5:07 pm-12:18 pm

1 stop18h 11m

$116

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Sat 6/21

6:00 am-12:06 pm

1 stop5h 06m

$234

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 4/19

5:30 am-12:27 pm

1 stop5h 57m

$234

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 5/2

6:35 pm-9:45 pm

Nonstop2h 10m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 11 results
1
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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
eDreamsPrice Accuracy3 starsTrust 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, February is the cheapest month in which you can book a flight from Chicago to Allentown (average of $292). Flying from Chicago to Allentown in December is currently the most expensive (average of $395). 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 28, 2025.

It’s optimal to fly from Chicago to Allentown in the morning. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight at noon.

Rainfall in Allentown by month

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

In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.

Temperature in Allentown by month

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

If weather is an important factor for your trip to Allentown, 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 28.4 F).

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 28, 2025.
See what other customers who have flown with Delta, United Airlines and Allegiant Air from Chicago to Allentown have to say. 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
7,896 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Boarding

8.2

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Boarding

8.2

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
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Boarding

8.2

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
Allegiant Air
7.3
Good
731 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Boarding

8.2

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
7,896 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Boarding

8.2

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 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 2 inbound flights from Chicago per day.

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

    Our cheapest airline available from Chicago to Allentown is Delta. Our recent data shows that you can find tickets from as low as $229 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $279 and $329 round-trip. Delta is 36% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Chicago to Allentown are Delta ($234), United Airlines ($259), and American Airlines ($619).

  • 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: Air New Zealand (82%), Emirates (78%), GoJet (61%).

  • What are the cheapest flights from Chicago to Allentown?

    Looking at all options, your cheapest flight can be booked for $258. While the most popular route (Chicago O'Hare Intl - Allentown-Bethlehem) can be booked for $229 on average our data indicates $451 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, February is the cheapest month in which you can book a flight from Chicago to Allentown (average of $292). Flying from Chicago to Allentown in December is currently the most expensive (average of $395). 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

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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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$145Average$288FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$242Average$450FlexibilityNo cancel feeOn-time69%
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