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Cheap flights from Allentown to Chicago from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Chicago departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:25 pm - 3:25 pm
ABE
-
ORD
25h 00m
1 stop
Multiple Airlines Logo
7:20 am - 10:18 pm
ORD
-
ABE
13h 58m
1 stop
$183Multiple Airlines
Fri, May 8 - Sun, May 10
American Airlines Logo
6:00 am - 7:21 am
ABE
-
ORD
2h 21mnonstop
American Airlines Logo
1:38 pm - 4:48 pm
ORD
-
ABE
2h 10mnonstop
$209American Airlines
Sat, Jun 27 - Tue, Jun 30
American Airlines Logo
6:00 am - 7:21 am
ABE
-
ORD
2h 21mnonstop
American Airlines Logo
5:34 pm - 12:21 am
ORD
-
ABE
5h 47m
1 stop
$219American Airlines
Sat, Jun 27 - Tue, Jun 30
United Airlines Logo
6:51 pm - 8:20 pm
ABE
-
ORD
2h 29mnonstop
United Airlines Logo
6:10 pm - 9:17 pm
ORD
-
ABE
2h 07mnonstop
$220United Airlines
Fri, Mar 27 - Sat, Apr 4
United Airlines Logo
2:23 pm - 3:52 pm
ABE
-
ORD
2h 29mnonstop
United Airlines Logo
7:00 am - 10:03 am
ORD
-
ABE
2h 03mnonstop
$224United Airlines
Fri, Jun 26 - Tue, Jun 30
United Airlines Logo
6:15 am - 7:40 am
ABE
-
ORD
2h 25mnonstop
United Airlines Logo
6:50 am - 9:48 am
ORD
-
ABE
1h 58mnonstop
$226United Airlines
Wed, Apr 8 - Tue, Apr 14
Multiple Airlines Logo
3:46 pm - 1:14 pm
ABE
-
ORD
22h 28m
1 stop
Multiple Airlines Logo
6:08 pm - 2:56 pm
ORD
-
ABE
19h 48m
2 stops
$227Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
United Airlines Logo
5:43 pm - 7:05 pm
ABE
-
ORD
2h 22mnonstop
United Airlines Logo
6:50 am - 9:48 am
ORD
-
ABE
1h 58mnonstop
$228United Airlines
Sat, Apr 11 - Thu, Apr 16
Delta Logo
1:00 pm - 8:17 pm
ABE
-
ORD
8h 17m
1 stop
Delta Logo
6:00 am - 12:08 pm
ORD
-
ABE
5h 08m
1 stop
$229Delta
Thu, Aug 27 - Sun, Aug 30
Multiple Airlines Logo
3:46 pm - 1:14 pm
ABE
-
ORD
22h 28m
1 stop
Multiple Airlines Logo
7:00 am - 10:18 pm
ORD
-
ABE
14h 18m
1 stop
$233Multiple Airlines
Sun, Apr 19 - Thu, Apr 23

American Airlines flights from Allentown to Chicago O'Hare Intl Airport

Our best American Airlines deals on Allentown to Chicago O'Hare Intl Airport flight tickets
American Airlines
Jun 27
ABE6:00 amAllentown-Bethlehem
2h 21m
ORD7:21 amChicago O'Hare Intl
Jun 30
ORD1:38 pmChicago O'Hare Intl
2h 10m
ABE4:48 pmAllentown-Bethlehem
$209
American Airlines
Jun 27
ABE6:00 amAllentown-Bethlehem
2h 21m
ORD7:21 amChicago O'Hare Intl
Jun 30
ORD5:34 pmChicago O'Hare Intl
5h 47m
1 stop
ABE12:21 amAllentown-Bethlehem
$219
American Airlines
Aug 27
ABE6:00 amAllentown-Bethlehem
2h 21m
ORD7:21 amChicago O'Hare Intl
Aug 30
ORD5:20 amChicago O'Hare Intl
7h 06m
1 stop
ABE1:26 pmAllentown-Bethlehem
$239

United Airlines flights from Allentown to Chicago O'Hare Intl Airport

Our best United Airlines deals on Allentown to Chicago O'Hare Intl Airport flight tickets
United Airlines
Mar 27
ABE6:51 pmAllentown-Bethlehem
2h 29m
ORD8:20 pmChicago O'Hare Intl
Apr 4
ORD6:10 pmChicago O'Hare Intl
2h 07m
ABE9:17 pmAllentown-Bethlehem
$220
United Airlines
Jun 26
ABE2:23 pmAllentown-Bethlehem
2h 29m
ORD3:52 pmChicago O'Hare Intl
Jun 30
ORD7:00 amChicago O'Hare Intl
2h 03m
ABE10:03 amAllentown-Bethlehem
$224
United Airlines
Apr 8
ABE6:15 amAllentown-Bethlehem
2h 25m
ORD7:40 amChicago O'Hare Intl
Apr 14
ORD6:50 amChicago O'Hare Intl
1h 58m
ABE9:48 amAllentown-Bethlehem
$226

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated March 3, 2026.
Use the filters below to find and compare flights from Allentown to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 5/8

3:25 pm-3:25 pm

1 stop25h 00m

Chicago O'Hare Intl

Sun 5/10

7:20 am-10:18 pm

1 stop13h 58m

$183

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 6/27

6:00 am-7:21 am

Nonstop2h 21m

Chicago O'Hare Intl

Tue 6/30

1:38 pm-4:48 pm

Nonstop2h 10m

$209

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 6/27

6:00 am-7:21 am

Nonstop2h 21m

Chicago O'Hare Intl

Tue 6/30

5:34 pm-12:21 am

1 stop5h 47m

$219

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 3/27

6:51 pm-8:20 pm

Nonstop2h 29m

Chicago O'Hare Intl

Sat 4/4

6:10 pm-9:17 pm

Nonstop2h 07m

$220

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 6/26

2:23 pm-3:52 pm

Nonstop2h 29m

Chicago O'Hare Intl

Tue 6/30

7:00 am-10:03 am

Nonstop2h 03m

$224

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Wed 4/8

6:15 am-7:40 am

Nonstop2h 25m

Chicago O'Hare Intl

Tue 4/14

6:50 am-9:48 am

Nonstop1h 58m

$226

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sun 4/19

3:46 pm-1:14 pm

1 stop22h 28m

Chicago O'Hare Intl

Wed 4/22

6:08 pm-2:56 pm

2 stops19h 48m

$227

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 4/11

5:43 pm-7:05 pm

Nonstop2h 22m

Chicago O'Hare Intl

Thu 4/16

6:50 am-9:48 am

Nonstop1h 58m

$228

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Thu 8/27

1:00 pm-8:17 pm

1 stop8h 17m

Chicago O'Hare Intl

Sun 8/30

6:00 am-12:08 pm

1 stop5h 08m

$229

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sun 4/19

3:46 pm-1:14 pm

1 stop22h 28m

Chicago O'Hare Intl

Thu 4/23

7:00 am-10:18 pm

1 stop14h 18m

$233

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Allentown to Chicago O'Hare Intl Airport

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

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

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Allentown averaging around $374.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $290. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Allentown because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $365.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Allentown in the evening is the least expensive time of day to depart. momondo users have found prices as low as $271 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $361. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Allentown-Bethlehem to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Allentown when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Allentown for as low as $330 on momondo.

What cabin class options are available on Allentown-Bethlehem to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Allentown-Bethlehem to Chicago O'Hare Intl 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 Allentown to Chicago O'Hare Intl Airport flights?

You could potentially save up to 30% on your flight if you consider stops on a Allentown to Chicago O'Hare Intl Airport flight.

How have Allentown to Chicago O'Hare Intl Airport flight prices changed over time?

When to book flights from Allentown to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Chicago O'Hare Intl Airport (ABE to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Chicago O'Hare Intl Airport

Best Price Found

$272

Fastest flight time

2h 21m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Allentown in the past 72 hours is $272. The best round-trip flight deal from Allentown to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $369.
The fastest flight from Allentown to Chicago O'Hare Intl Airport takes 2h 21m
Direct flights go from Allentown to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Allentown-Bethlehem to Chicago O'Hare Intl by plane?

    Allentown-Bethlehem and Chicago O'Hare Intl are 651.5 mi apart from one another. In terms of flight time, this usually takes a little over 2h 21m.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Allentown-Bethlehem Airport to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl 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 Allentown to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Allentown to Chicago O'Hare Intl Airport?

Best airlines flying from Allentown to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Allentown to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $196Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,377 reviews
Search United Airlines flights

  • United Airlines Flights From Allentown to Chicago O'Hare Intl Airport

    United Airlines flight deals from Allentown to Chicago O'Hare Intl Airport start from $209 round-trip. Over the 9 United Airlines flights for this route in a normal week, average airfare is usually $460 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Naperville
Rosemont
New Buffalo
Orland Park
Kenosha
Oak Brook
Joliet
Racine
Janesville
Hammond
Aurora
Tinley Park
Elgin
South Holland

Why use momondo?

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

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 Chicago from Allentown.

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

Yes. momondo enables you to select and highlight flights to Chicago from Allentown with this policy.

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

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 Allentown to Chicago.

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

If you are not ready to book a flight from Allentown to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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