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Cheap flights from Chicago O'Hare Intl Airport to Allentown from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Allentown departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Allentown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:59 pm - 11:08 pm
ORD
-
ABE
2h 09mnonstop
American Airlines Logo
6:01 am - 7:30 am
ABE
-
ORD
2h 29mnonstop
$269American Airlines
Thu, Jul 23 - Sun, Jul 26
American Airlines Logo
7:59 pm - 11:08 pm
ORD
-
ABE
2h 09mnonstop
American Airlines Logo
5:11 pm - 6:44 pm
ABE
-
ORD
2h 33mnonstop
$289American Airlines
Mon, Jul 13 - Sat, Jul 18
Delta Logo
6:00 am - 5:23 pm
ORD
-
ABE
10h 23m
2 stops
Delta Logo
6:08 pm - 11:57 pm
ABE
-
ORD
6h 49m
1 stop
$294Delta
Wed, Aug 26 - Sun, Aug 30
Delta Logo
5:30 am - 12:22 pm
ORD
-
ABE
5h 52m
1 stop
Delta Logo
6:08 pm - 11:57 pm
ABE
-
ORD
6h 49m
1 stop
$298Delta
Wed, Jul 29 - Tue, Aug 4
Delta Logo
12:15 pm - 10:46 pm
ORD
-
ABE
9h 31m
2 stops
Delta Logo
6:30 am - 4:49 pm
ABE
-
ORD
11h 19m
2 stops
$300Delta
Wed, Dec 2 - Sat, Dec 5
Multiple Airlines Logo
9:26 am - 8:25 pm
ORD
-
ABE
9h 59m
1 stop
Multiple Airlines Logo
3:00 pm - 3:26 pm
ABE
-
ORD
25h 26m
1 stop
$305Multiple Airlines
Thu, Sep 24 - Sun, Sep 27
Delta Logo
12:15 pm - 10:46 pm
ORD
-
ABE
9h 31m
2 stops
Delta Logo
6:30 am - 4:49 pm
ABE
-
ORD
11h 19m
2 stops
$308Delta
Wed, Dec 2 - Sat, Dec 5
American Airlines Logo
7:59 pm - 11:08 pm
ORD
-
ABE
2h 09mnonstop
American Airlines Logo
6:01 am - 7:30 am
ABE
-
ORD
2h 29mnonstop
$309American Airlines
Sat, Jul 11 - Wed, Jul 15
Multiple Airlines Logo
1:59 pm - 4:35 pm
ORD
-
ABE
25h 36m
2 stops
Multiple Airlines Logo
5:25 pm - 12:50 pm
ABE
-
ORD
20h 25m
1 stop
$317Multiple Airlines
Sun, Aug 23 - Fri, Aug 28
Multiple Airlines Logo
8:05 am - 11:05 pm
ORD
-
ABE
14h 00m
1 stop
Multiple Airlines Logo
8:00 am - 1:36 pm
ABE
-
ORD
30h 36m
1 stop
$324Multiple Airlines
Fri, Sep 4 - Mon, Sep 7

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

Our best United Airlines deals on Chicago O'Hare Intl Airport to Allentown flight tickets
United Airlines
Jul 10
ORD6:50 amChicago O'Hare Intl
2h 08m
ABE9:58 amAllentown-Bethlehem
Jul 12
ABE6:15 amAllentown-Bethlehem
2h 30m
ORD7:45 amChicago O'Hare Intl
$344
United Airlines
Sep 19
ORD5:50 pmChicago O'Hare Intl
2h 10m
ABE9:00 pmAllentown-Bethlehem
Sep 22
ABE5:36 pmAllentown-Bethlehem
2h 29m
ORD7:05 pmChicago O'Hare Intl
$349
United Airlines
Jul 29
ORD6:50 amChicago O'Hare Intl
2h 08m
ABE9:58 amAllentown-Bethlehem
Aug 4
ABE5:41 pmAllentown-Bethlehem
2h 24m
ORD7:05 pmChicago O'Hare Intl
$358

Delta flights from Chicago O'Hare Intl Airport to Allentown

Our best Delta deals on Chicago O'Hare Intl Airport to Allentown flight tickets
Delta
Aug 26
ORD8:48 amChicago O'Hare Intl
12h 35m
2 stops
ABE10:23 pmAllentown-Bethlehem
Aug 30
ABE6:08 pmAllentown-Bethlehem
6h 49m
1 stop
ORD11:57 pmChicago O'Hare Intl
$294
Delta
Jul 29
ORD5:30 amChicago O'Hare Intl
5h 52m
1 stop
ABE12:22 pmAllentown-Bethlehem
Aug 4
ABE6:08 pmAllentown-Bethlehem
6h 49m
1 stop
ORD11:57 pmChicago O'Hare Intl
$298
Delta
Dec 2
ORD12:15 pmChicago O'Hare Intl
9h 31m
2 stops
ABE10:46 pmAllentown-Bethlehem
Dec 5
ABE6:30 amAllentown-Bethlehem
11h 19m
2 stops
ORD4:49 pmChicago O'Hare Intl
$300

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated June 29, 2026.
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

Cheapest round-trip
Quickest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 7/23

7:59 pm-11:08 pm

Nonstop2h 09m

Allentown-Bethlehem

Sun 7/26

6:01 am-7:30 am

Nonstop2h 29m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Mon 7/13

7:59 pm-11:08 pm

Nonstop2h 09m

Allentown-Bethlehem

Sat 7/18

5:11 pm-6:44 pm

Nonstop2h 33m

$289

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 8/26

6:00 am-5:23 pm

2 stops10h 23m

Allentown-Bethlehem

Sun 8/30

6:08 pm-11:57 pm

1 stop6h 49m

$294

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 7/29

5:30 am-12:22 pm

1 stop5h 52m

Allentown-Bethlehem

Tue 8/4

6:08 pm-11:57 pm

1 stop6h 49m

$298

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 12/2

12:15 pm-10:46 pm

2 stops9h 31m

Allentown-Bethlehem

Sat 12/5

6:30 am-4:49 pm

2 stops11h 19m

$300

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 9/24

9:26 am-8:25 pm

1 stop9h 59m

Allentown-Bethlehem

Sun 9/27

3:00 pm-3:26 pm

1 stop25h 26m

$305

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 12/2

12:15 pm-10:46 pm

2 stops9h 31m

Allentown-Bethlehem

Sat 12/5

6:30 am-4:49 pm

2 stops11h 19m

$308

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 7/11

7:59 pm-11:08 pm

Nonstop2h 09m

Allentown-Bethlehem

Wed 7/15

6:01 am-7:30 am

Nonstop2h 29m

$309

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sun 8/23

1:59 pm-4:35 pm

2 stops25h 36m

Allentown-Bethlehem

Fri 8/28

5:25 pm-12:50 pm

1 stop20h 25m

$317

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 9/4

8:05 am-11:05 pm

1 stop14h 00m

Allentown-Bethlehem

Mon 9/7

8:00 am-1:36 pm

1 stop30h 36m

$324

Flights are sorted by cheapest round-trip flights first.

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

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

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Allentown?

What is the cheapest month to fly to Allentown?

The month of September is, on average, the cheapest month to fly to Allentown from Chicago O'Hare Intl Airport, with most prices found around $208. If you aren’t able to travel to Allentown during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $252.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Allentown is on a Saturday when prices can be found for as low as $298. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Sunday is $667.

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

At noon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Allentown when you can find flight prices for as low as $319. Flying to Allentown at noon 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 $458.

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

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

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

There are 3 cabin classes available to choose from on Chicago O'Hare Intl Airport to Allentown 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 O'Hare Intl Airport to Allentown flights?

You could potentially save up to 14% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Allentown flight.

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

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

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

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

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

Best Price Found

$268

Fastest flight time

2h 03m

Direct flights

Every day

Airports in Allentown

1 airport
The best one-way flight to Allentown from Chicago O'Hare Intl Airport in the past 72 hours is $268. The best round-trip flight deal from Chicago O'Hare Intl Airport to Allentown found on momondo in the last 72 hours is $269.
The fastest flight from Chicago O'Hare Intl Airport to Allentown takes 2h 03m
Direct flights go from Chicago O'Hare Intl Airport to Allentown every day.
There is 1 airport in Allentown. From Chicago O'Hare Intl Airport there are direct flights to Allentown-Bethlehem (ABE).
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Allentown

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

    The distance between Chicago O'Hare Intl and Allentown-Bethlehem is about 651.5 mi. Typically, this will take 2h 03m by plane in normal conditions.

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

    Prices for flights from Chicago O'Hare Intl Airport to Allentown-Bethlehem Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Allentown-Bethlehem Airport.

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

    The travel and health documents you'll need for your trip to Allentown-Bethlehem Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Allentown-Bethlehem Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Allentown with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $184Free CancellationRating
7.1
11,768 reviews
Search American Airlines flights
United AirlinesPriceFrom $225Free CancellationRating
7.4
9,894 reviews
Search United Airlines flights

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

    Across 16 United Airlines flights from Chicago O'Hare Intl Airport to Allentown this week, the average price was $372, with the best United Airlines deals starting from $225 round-trip. 9,894 users have rated United Airlines on momondo, with an average score of 7.4/10.

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

    Across 11,768 American Airlines reviews on momondo, the average score is 7.1/10. American Airlines flies from Chicago O'Hare Intl Airport to Allentown about 5 times each week, with ticket deals ranging from $184 to $298. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
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Why should I use momondo to find a flight deal from Chicago to Allentown?

It is quick and easy to find Chicago to Allentown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Allentown that suits you.

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

momondo does allow users to show only those flights to Allentown from Chicago which offer a flexible booking policy as well as other useful filters and features.

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.

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Of course. momondo tracks the price of Chicago to Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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