What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Allentown round-trip?

Our cheapest airline available from Chicago O'Hare Intl Airport 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 $245. You may be able to fly from Chicago O'Hare Intl Airport to Allentown for 63% less than the average price by searching for these airlines.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Allentown?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Allentown flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the cheapest flights from Chicago O'Hare Intl Airport to Allentown?

Looking for the cheapest flight from Chicago O'Hare Intl Airport to Allentown? While on average our users pay $616, our data indicates the cheapest price to be $258. The most popular route (Chicago O'Hare Intl - Allentown-Bethlehem), is priced around $219.

What are the most reliable airlines from Chicago O'Hare Intl Airport to Allentown?

Consider Air New Zealand (66%), GoJet (65%) or United Airlines (65%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Allentown.

What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Allentown?

Travelers have found that booking a Friday departure is the best way to save up to 79% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Allentown?

May can be a great time to fly to Allentown from Chicago O'Hare Intl Airport with a flight ticket averaging about $412. Cheapflights users have found deals in the month of May for as cheap as $196. The most expensive prices can be found in the month of March.

What airport do you fly into for flights to Allentown from Chicago O'Hare Intl?

Located just 3.9 mi from the city center, Allentown-Bethlehem is the airport most travelers will use when flying to Allentown from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Allentown-Bethlehem (ABE) should be relatively easy as there are 4 daily inbound flights from Chicago O'Hare Intl from 2 different airlines.

Can I find deals for flights from O'Hare Intl to Allentown that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to Allentown?

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

Can I find deals for business class flights from O'Hare Intl to Allentown?

Yes. Cheapflights offers flight deals from O'Hare Intl 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.

$80+ Flights from Chicago O'Hare Intl Airport to Allentown

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Cheap flight deals from O'Hare Intl to Allentown

Round-trip from	$159 (American Airlines)
One-way from	$80 (American Airlines)
Popular in	April
Cheapest in	February
Average price	$405
Good round-trip deal	$331 or less
Good one-way deal	$278 or less

From Chicago O'Hare Intl to Allentown-Bethlehem

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One-way flight from Chicago O'Hare Intl to Allentown-Bethlehem

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Highest demand for flights based on searches. 15% potential increase in price ($79 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Price to beat on a round-trip flight from Chicago O'Hare Intl to Allentown-Bethlehem.

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Price to beat on a one-way flight from Chicago O'Hare Intl to Allentown-Bethlehem.

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Find flight deals from O'Hare Intl to Allentown

Cheapest flights from O'Hare Intl to Allentown
Explore the most affordable flight options available from O'Hare Intl to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Tue 9/169:51 amORD - ABE

1 stop7h 39mAmerican Airlines

Wed 9/172:37 pmABE - ORD

1 stop6h 50mAmerican Airlines

Deal found 8/12

$159

Sat 9/69:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Tue 9/97:00 pmABE - ORD

1 stop5h 12mAmerican Airlines

Deal found 8/12

$189

Thu 9/48:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Sat 9/65:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/14

$209

Sat 10/49:50 amORD - ABE

1 stop6h 41mDelta

Sat 10/116:00 pmABE - ORD

1 stop6h 57mDelta

Deal found 8/12

$219

Wed 8/271:45 pmORD - ABE

Nonstop2h 08mUnited Airlines

Sun 8/315:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/12

$229

Sat 10/49:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Sun 10/57:59 pmABE - ORD

1 stop4h 40mAmerican Airlines

Deal found 8/12

$234

Sun 9/78:49 pmORD - ABE

1 stop16h 21mMultiple Airlines

Tue 9/911:45 amABE - ORD

1 stop11h 13mMultiple Airlines

Deal found 8/12

$237

Sun 8/315:45 amORD - ABE

1 stop5h 31mDelta

Tue 9/306:12 pmABE - ORD

1 stop5h 02mDelta

Deal found 8/14

$239

Sat 9/611:05 amORD - ABE

2 stops10h 22mDelta

Tue 9/96:14 pmABE - ORD

1 stop5h 23mDelta

Deal found 8/12

$244

Fri 10/37:02 amORD - ABE

1 stop6h 03mAmerican Airlines

Fri 10/37:00 pmABE - ORD

1 stop5h 12mAmerican Airlines

Deal found 8/14

$259

Fri 10/315:20 amORD - ABE

1 stop7h 53mAmerican Airlines

Mon 11/37:31 amABE - ORD

1 stop5h 57mAmerican Airlines

Deal found 8/14

$268

Best flights from O'Hare Intl to Allentown
Discover carefully curated flight deals from O'Hare Intl to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Sat 9/209:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Tue 9/237:00 pmABE - ORD

1 stop5h 12mAmerican Airlines

Deal found 8/14

$159

Thu 9/48:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Sat 9/65:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/14

$209

Sun 8/315:45 amORD - ABE

1 stop5h 31mDelta

Tue 9/306:12 pmABE - ORD

1 stop5h 02mDelta

Deal found 8/14

$239

Sat 9/209:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Fri 9/267:00 pmABE - ORD

1 stop5h 12mAmerican Airlines

Deal found 8/14

$189

Thu 8/288:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Mon 9/15:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/13

$229

Thu 9/412:33 pmORD - ABE

1 stop4h 57mAmerican Airlines

Sat 9/62:52 pmABE - ORD

1 stop6h 35mAmerican Airlines

Deal found 8/14

$209

Fri 8/291:45 pmORD - ABE

Nonstop2h 08mUnited Airlines

Tue 9/21:00 pmABE - ORD

Nonstop2h 32mUnited Airlines

Deal found 8/14

$229

Sat 10/47:02 amORD - ABE

1 stop6h 20mAmerican Airlines

Sun 10/57:59 pmABE - ORD

1 stop4h 40mAmerican Airlines

Deal found 8/14

$223

Tue 10/145:20 amORD - ABE

1 stop7h 53mAmerican Airlines

Fri 10/312:43 pmABE - ORD

1 stop7h 27mAmerican Airlines

Deal found 8/13

$229

Tue 9/26:03 amORD - ABE

1 stop7h 23mAmerican Airlines

Wed 9/32:37 pmABE - ORD

1 stop5h 28mAmerican Airlines

Deal found 8/14

$239

Fri 10/37:02 amORD - ABE

1 stop6h 03mAmerican Airlines

Fri 10/37:00 pmABE - ORD

1 stop5h 12mAmerican Airlines

Deal found 8/13

$259

Last-minute flights from O'Hare Intl to Allentown
Discover last-minute flight deals from O'Hare Intl to Allentown. Data last updated August 14, 2025 and is based on user searches.

Wed 8/208:37 amORD - ABE

1 stop4h 49mAmerican Airlines

Wed 8/206:32 pmABE - ORD

1 stop5h 27mAmerican Airlines

Deal found 8/13

$339

Thu 8/218:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Mon 8/255:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/13

$359

Sat 8/238:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Sat 8/306:37 amABE - ORD

Nonstop2h 28mUnited Airlines

Deal found 8/14

$259

Sat 8/235:16 pmORD - ABE

2 stops26h 09mMultiple Airlines

Sat 8/303:35 pmABE - ORD

1 stop28h 06mMultiple Airlines

Deal found 8/14

$301

Sat 8/235:45 amORD - ABE

1 stop5h 31mDelta

Sat 8/3012:56 pmABE - ORD

1 stop7h 23mDelta

Deal found 8/13

$334

Sat 8/231:30 pmORD - ABE

1 stop7h 57mDelta

Mon 8/256:14 pmABE - ORD

1 stop5h 23mDelta

Deal found 8/13

$364

Tue 8/2610:26 amORD - ABE

1 stop6h 34mAmerican Airlines

Tue 9/26:32 pmABE - ORD

1 stop5h 27mAmerican Airlines

Deal found 8/13

$274

Thu 8/288:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Mon 9/15:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/13

$229

Sun 8/315:45 amORD - ABE

1 stop5h 31mDelta

Tue 9/306:12 pmABE - ORD

1 stop5h 02mDelta

Deal found 8/14

$239

Thu 9/48:45 amORD - ABE

Nonstop2h 13mUnited Airlines

Sat 9/65:28 pmABE - ORD

Nonstop2h 27mUnited Airlines

Deal found 8/14

$209

Thu 9/46:00 amORD - ABE

1 stop9h 05mMultiple Airlines

Sat 9/63:51 pmABE - ORD

2 stops22h 21mMultiple Airlines

Deal found 8/14

$271

Thu 9/45:46 pmORD - ABE

1 stop17h 18mMultiple Airlines

Sun 9/74:55 pmABE - ORD

2 stops25h 44mMultiple Airlines

Deal found 8/14

$273

One-way flights from O'Hare Intl to Allentown
Search for one-way flight options from O'Hare Intl to Allentown. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Sat 9/139:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Deal found 8/13

$80

Mon 9/157:02 amORD - ABE

1 stop6h 03mAmerican Airlines

Deal found 8/12

$110

Sat 9/279:51 amORD - ABE

1 stop7h 10mAmerican Airlines

Deal found 8/13

$115

Sun 9/76:30 amORD - ABE

1 stop15h 17mMultiple Airlines

Deal found 8/13

$132

Sat 8/305:16 pmORD - ABE

1 stop19h 59mMultiple Airlines

Deal found 8/14

$140

Mon 8/257:46 pmORD - ABE

1 stop16h 59mMultiple Airlines

Deal found 8/14

$146

Wed 8/278:37 amORD - ABE

1 stop4h 49mAmerican Airlines

Deal found 8/13

$155

Sat 9/1311:57 amORD - ABE

2 stops33h 50mMultiple Airlines

Deal found 8/13

$174

Thu 10/25:00 amORD - ABE

1 stop7h 00mAmerican Airlines

Deal found 8/13

$185

Thu 8/215:20 amORD - ABE

1 stop7h 06mAmerican Airlines

Deal found 8/14

$200

Fri 8/296:56 amORD - ABE

2 stops35h 07mMultiple Airlines

Deal found 8/13

$210

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 9/20

9:51 am-6:01 pm

1 stop7h 10m

Allentown-Bethlehem

Tue 9/23

7:00 pm-11:12 pm

1 stop5h 12m

$159

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 9/20

9:51 am-6:01 pm

1 stop7h 10m

Allentown-Bethlehem

Fri 9/26

7:00 pm-11:12 pm

1 stop5h 12m

$189

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 9/4

8:45 am-11:58 am

Nonstop2h 13m

Allentown-Bethlehem

Sat 9/6

5:28 pm-6:55 pm

Nonstop2h 27m

$209

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 9/4

12:33 pm-6:30 pm

1 stop4h 57m

Allentown-Bethlehem

Sat 9/6

2:52 pm-8:27 pm

1 stop6h 35m

$209

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 10/4

7:02 am-2:22 pm

1 stop6h 20m

Allentown-Bethlehem

Sun 10/5

7:59 pm-11:39 pm

1 stop4h 40m

$223

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 8/28

8:45 am-11:58 am

Nonstop2h 13m

Allentown-Bethlehem

Mon 9/1

5:28 pm-6:55 pm

Nonstop2h 27m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 8/29

1:45 pm-4:53 pm

Nonstop2h 08m

Allentown-Bethlehem

Tue 9/2

1:00 pm-2:32 pm

Nonstop2h 32m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Tue 10/14

5:20 am-2:13 pm

1 stop7h 53m

Allentown-Bethlehem

Fri 10/31

2:43 pm-9:10 pm

1 stop7h 27m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sun 8/31

5:45 am-12:16 pm

1 stop5h 31m

Allentown-Bethlehem

Tue 9/30

6:12 pm-10:14 pm

1 stop5h 02m

$239

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Tue 9/2

6:03 am-2:26 pm

1 stop7h 23m

Allentown-Bethlehem

Wed 9/3

2:37 pm-7:05 pm

1 stop5h 28m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 22 results

Best time to book a flight from O'Hare Intl to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from O'Hare Intl 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 O'Hare Intl Airport to Allentown

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Allentown?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Allentown (average of $289). Flying from Chicago O'Hare Intl Airport 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 ORD to ABE?

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Allentown at noon. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Allentown

Read reviews from past customers who have flown United Airlines and American Airlines from Chicago O'Hare Intl Airport to Allentown. 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.

United Airlines

7.4

Good

8,916 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,916 reviews

United Airlines

7.4

Good

8,916 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,916 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What airport do you fly into for flights to Allentown from Chicago O'Hare Intl?
Located just 3.9 mi from the city center, Allentown-Bethlehem is the airport most travelers will use when flying to Allentown from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Allentown-Bethlehem (ABE) should be relatively easy as there are 4 daily inbound flights from Chicago O'Hare Intl from 2 different airlines.
What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Allentown round-trip?
Our cheapest airline available from Chicago O'Hare Intl Airport 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 $245. You may be able to fly from Chicago O'Hare Intl Airport to Allentown for 63% less than the average price by searching for these airlines.
What are the most reliable airlines from Chicago O'Hare Intl Airport to Allentown?
Consider Air New Zealand (66%), GoJet (65%) or United Airlines (65%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Allentown.
What are the cheapest flights from Chicago O'Hare Intl Airport to Allentown?
Looking for the cheapest flight from Chicago O'Hare Intl Airport to Allentown? While on average our users pay $616, our data indicates the cheapest price to be $258. The most popular route (Chicago O'Hare Intl - Allentown-Bethlehem), is priced around $219.
Can I find deals for flights from O'Hare Intl to Allentown that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to Allentown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Allentown.
Can I find deals for business class flights from O'Hare Intl to Allentown?
Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to Allentown?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Allentown (average of $289). Flying from Chicago O'Hare Intl Airport 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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Alternative routes for O'Hare Intl to Allentown

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Top 2 airlines flying from O'Hare Intl to Allentown

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$158	Average$268	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$245	Average$495	FlexibilityNo cancel fee	On-time69%

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$80+ Cheap flights from O'Hare Intl (ORD) 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'Hare Intl to Allentown with Cheapflights

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Cheap flight deals from O'Hare Intl to Allentown

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Find flight deals from O'Hare Intl to Allentown

Cheapest flights from O'Hare Intl to AllentownExplore the most affordable flight options available from O'Hare Intl to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Explore the most affordable flight options available from O'Hare Intl to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Allentown that are best for you.

Best time to book a flight from O'Hare Intl to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from O'Hare Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Allentown

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Allentown?

What is the cheapest time of day to fly from ORD to ABE?

Find hourly flight availability from O'Hare Intl 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 August 14, 2025.

Reviews of airlines servicing Allentown

Read reviews from past customers who have flown United Airlines and American Airlines from Chicago O'Hare Intl Airport to Allentown. 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 O'Hare Intl?

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Allentown round-trip?

What are the most reliable airlines from Chicago O'Hare Intl Airport to Allentown?

What are the cheapest flights from Chicago O'Hare Intl Airport to Allentown?

Can I find deals for flights from O'Hare Intl to Allentown that include hotel bookings?

How can I find direct flights from O'Hare Intl to Allentown?

Can I find deals for business class flights from O'Hare Intl to Allentown?

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Allentown?

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.

Other flights to Allentown

Explore flights to Allentown departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 14, 2025.

Top 2 airlines flying from O'Hare Intl to Allentown

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Cheapest flights from O'Hare Intl to Allentown
Explore the most affordable flight options available from O'Hare Intl to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.