How many flights depart from Chicago to Allentown on average per day?

As of March 2026, 6 flights take off from Chicago and land in Allentown each day. The most common flight departure time for this route is 5:00PM, with 71% of daily flights taking off in the afternoon.

How many flights depart from Chicago to Allentown on average per week?

As of March 2026, 42 flights take off from Chicago and land in Allentown each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

What airlines fly to Allentown?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Allentown from Chicago according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 6 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Chicago to Allentown-Bethlehem?

Allegiant Air and Delta are the most popular carriers operating from Chicago to Allentown-Bethlehem

When did momondo last update prices for flights from Chicago to Allentown-Bethlehem Airport?

Prices for flights from Chicago to Allentown-Bethlehem Airport are updated daily.

How many operators does momondo search for flights from Chicago to Allentown-Bethlehem Airport?

The number of operators available for flights from Chicago to Allentown-Bethlehem Airport is 2 as of March 2026.

How old do you have to be to fly from Chicago to Allentown-Bethlehem Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$120 Cheap Flights from Chicago to Allentown in 2026

Q: What is the typical price of a round-trip flight between Chicago and Allentown?

Prices are currently low for flights on this route. Typical prices usually range from $279 to $541. The lowest price recently found on this route was $229.

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Find the cheapest flights from Chicago to Allentown

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 am - 9:48 am

ORD

ABE

1h 58mnonstop

2:25 pm - 3:50 pm

ABE

ORD

2h 25mnonstop

$229United Airlines

Fri, May 1 - Sat, May 2

6:10 pm - 9:17 pm

ORD

ABE

2h 07mnonstop

6:15 am - 7:40 am

ABE

ORD

2h 25mnonstop

$240United Airlines

Fri, Apr 3 - Sun, Apr 5

7:00 am - 9:56 am

ORD

ABE

1h 56mnonstop

5:38 pm - 7:00 pm

ABE

ORD

2h 22mnonstop

$242United Airlines

Fri, Mar 27 - Sun, Mar 29

11:19 am - 5:19 pm

ORD

ABE

5h 00m

1 stop

12:53 pm - 8:16 pm

ABE

ORD

8h 23m

1 stop

$249Delta

Wed, Apr 15 - Wed, Apr 22

6:50 am - 9:48 am

ORD

ABE

1h 58mnonstop

6:15 am - 7:40 am

ABE

ORD

2h 25mnonstop

$263United Airlines

Thu, Apr 23 - Sun, Apr 26

6:30 am - 10:18 pm

ORD

ABE

14h 48m

1 stop

3:46 pm - 1:14 pm

ABE

ORD

22h 28m

1 stop

$264Multiple Airlines

Thu, Apr 23 - Sun, Apr 26

1:38 pm - 4:48 pm

ORD

ABE

2h 10mnonstop

6:00 am - 7:21 am

ABE

ORD

2h 21mnonstop

$267American Airlines

Wed, Aug 5 - Wed, Aug 12

7:00 am - 9:56 am

ORD

ABE

1h 56mnonstop

10:31 am - 12:00 pm

ABE

ORD

2h 29mnonstop

$269United Airlines

Tue, Mar 24 - Sat, Mar 28

6:30 am - 10:18 pm

ORD

ABE

14h 48m

1 stop

3:46 pm - 1:14 pm

ABE

ORD

22h 28m

1 stop

$273Multiple Airlines

Thu, Apr 23 - Sun, Apr 26

7:00 am - 5:28 pm

ORD

ABE

9h 28m

2 stops

6:15 pm - 11:59 pm

ABE

ORD

6h 44m

1 stop

$274Delta

Sat, May 23 - Mon, May 25

United Airlines flights from Chicago to Allentown

Our best United Airlines deals on Chicago to Allentown flight tickets

United Airlines

May 1

ORD6:50 amChicago O'Hare Intl

1h 58m

ABE9:48 amAllentown-Bethlehem

May 2

ABE2:25 pmAllentown-Bethlehem

2h 25m

ORD3:50 pmChicago O'Hare Intl

$229

United Airlines

Apr 3

ORD6:10 pmChicago O'Hare Intl

2h 07m

ABE9:17 pmAllentown-Bethlehem

Apr 5

ABE6:15 amAllentown-Bethlehem

2h 25m

ORD7:40 amChicago O'Hare Intl

$240

United Airlines

Mar 27

ORD7:00 amChicago O'Hare Intl

1h 56m

ABE9:56 amAllentown-Bethlehem

Mar 29

ABE5:38 pmAllentown-Bethlehem

2h 22m

ORD7:00 pmChicago O'Hare Intl

$242

Delta flights from Chicago to Allentown

Our best Delta deals on Chicago to Allentown flight tickets

Delta

Apr 15

ORD11:19 amChicago O'Hare Intl

5h 00m

1 stop

ABE5:19 pmAllentown-Bethlehem

Apr 22

ABE12:53 pmAllentown-Bethlehem

8h 23m

1 stop

ORD8:16 pmChicago O'Hare Intl

$249

Delta

May 23

ORD7:00 amChicago O'Hare Intl

9h 28m

2 stops

ABE5:28 pmAllentown-Bethlehem

May 25

ABE6:15 pmAllentown-Bethlehem

6h 44m

1 stop

ORD11:59 pmChicago O'Hare Intl

$274

Delta

Apr 8

MDW10:45 amChicago Midway

5h 32m

1 stop

ABE5:17 pmAllentown-Bethlehem

Apr 25

ABE5:59 pmAllentown-Bethlehem

5h 29m

1 stop

MDW10:28 pmChicago Midway

$289

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 5/1

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sat 5/2

2:25 pm-3:50 pm

Nonstop2h 25m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 4/3

6:10 pm-9:17 pm

Nonstop2h 07m

Allentown-Bethlehem

Sun 4/5

6:15 am-7:40 am

Nonstop2h 25m

$240

Quickest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 3/27

7:00 am-9:56 am

Nonstop1h 56m

Allentown-Bethlehem

Sun 3/29

5:38 pm-7:00 pm

Nonstop2h 22m

$242

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 4/15

11:19 am-5:19 pm

1 stop5h 00m

Allentown-Bethlehem

Wed 4/22

12:53 pm-8:16 pm

1 stop8h 23m

$249

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 4/23

6:50 am-9:48 am

Nonstop1h 58m

Allentown-Bethlehem

Sun 4/26

6:15 am-7:40 am

Nonstop2h 25m

$263

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 4/23

6:30 am-10:18 pm

1 stop14h 48m

Allentown-Bethlehem

Sun 4/26

3:46 pm-1:14 pm

1 stop22h 28m

$264

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 8/5

1:38 pm-4:48 pm

Nonstop2h 10m

Allentown-Bethlehem

Wed 8/12

6:00 am-7:21 am

Nonstop2h 21m

$267

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Tue 3/24

7:00 am-9:56 am

Nonstop1h 56m

Allentown-Bethlehem

Sat 3/28

10:31 am-12:00 pm

Nonstop2h 29m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 4/23

6:30 am-10:18 pm

1 stop14h 48m

Allentown-Bethlehem

Sun 4/26

3:46 pm-1:14 pm

1 stop22h 28m

$273

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 5/23

7:00 am-5:28 pm

2 stops9h 28m

Allentown-Bethlehem

Mon 5/25

6:15 pm-11:59 pm

1 stop6h 44m

$274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Allentown

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Chicago and Allentown?

What is the cheapest month to fly to Allentown?

The month of May is, on average, the cheapest month to fly to Allentown from Chicago, with most prices found around $269. If you aren’t able to travel to Allentown during the month of May, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $279.

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from Chicago to Allentown is on a Saturday when prices can be found for as low as $319. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $627.

What is the cheapest time of day to depart on your flight to Allentown?

In the morning is the cheapest time of day to fly from Chicago to Allentown when you can find flight prices for as low as $353. Flying to Allentown in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $493.

What is the cheapest Chicago to Allentown-Bethlehem flight route?

Fly from Chicago O'Hare Intl to Allentown-Bethlehem for the best Chicago - Allentown-Bethlehem flight prices

What cabin class options are available on Chicago to Allentown-Bethlehem flights?

There are 3 cabin classes available to choose from on Chicago to Allentown-Bethlehem flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Allentown flights?

You could potentially save up to 17% on your flight if you consider stops on a Chicago to Allentown flight.

How have Chicago to Allentown flight prices changed over time?

As of March 2026, prices for Chicago to Allentown flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Allentown

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Allentown according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Allentown (CHI to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Allentown

Best Price Found	$258
Fastest flight time	1h 56m
Direct flights	Every day
Airports in Allentown	1 airport

The best one-way flight to Allentown from Chicago in the past 72 hours is $258. The best round-trip flight deal from Chicago to Allentown found on momondo in the last 72 hours is $279.

The fastest flight from Chicago to Allentown takes 1h 56m

Direct flights go from Chicago to Allentown every day.

There is 1 airport in Allentown. From Chicago there are direct flights to Allentown-Bethlehem (ABE).

Search flight deals

How far is Chicago to Allentown-Bethlehem by plane?
The distance between Chicago and Allentown-Bethlehem is about 636.8 mi. Flights usually cover this in 1h 56m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to Allentown-Bethlehem Airport?
Prices for flights from Chicago to Allentown-Bethlehem Airport are updated daily.
How many operators does momondo search for flights from Chicago to Allentown-Bethlehem Airport?
The number of operators available for flights from Chicago to Allentown-Bethlehem Airport is 2 as of March 2026.
How old do you have to be to fly from Chicago to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Allentown?
Based on momondo bookings for flights between Chicago and Allentown, the leading plane model is Canadair (Bombardier) Regional Jet CRJ-550, making up 46.38% of the total bookings. Other popular models include Airbus A321neo with 7.25%, Canadair (Bombardier) Regional Jet with 6.52%, and Boeing 737-900 with 5.80%.
What is the most popular airline from Chicago to Allentown?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago to Allentown is United Airlines (81% of total bookings). The next most popular airline is American Airlines (19%).

Best airlines flying from Chicago to Allentown

Compare and see reviews for airlines that fly from Chicago to Allentown with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $158	Free Cancellation	Rating 7.1 11,414 reviews		Search American Airlines flights
United Airlines	PriceFrom $229	Free Cancellation	Rating 7.4 9,409 reviews		Search United Airlines flights

United Airlines Flights From Chicago to Allentown
The lowest priced United Airlines flight from Chicago to Allentown from the last 72 hours was $229. Generally, United Airlines has 21 flights on this route every week with an average price of $383. United Airlines is rated 7.4/10 by our users.

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Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Allentown?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from Chicago.

Can I find flights from Chicago to Allentown with flexible booking policies on momondo?

Flights from Chicago to Allentown with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Allentown?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Allentown.

I’m not ready to book a flight from Chicago to Allentown right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Allentown flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.