$141 Cheap Flights from Allentown (ABE) to Chicago (ORD)

View $141 flight on Tue, Jul 1, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Allentown to Chicago (ABE-ORD)

Prices were available within the past 7 days and start at $141 for one-way flights and $209 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, May 24 - Tue, May 27
ABE
Allentown
ORD
Chicago
$209 Roundtrip, just found
$209
Roundtrip
just found
Select American Airlines flight, departing Sat, May 24 from Allentown to Chicago, returning Tue, May 27, priced at $209 just found
American Airlines
Sun, May 11 - Sun, May 18
ABE
Allentown
ORD
Chicago
$218 Roundtrip, found 2 hours ago
$218
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sun, May 11 from Allentown to Chicago, returning Sun, May 18, priced at $218 found 2 hours ago
United
Wed, Sep 10 - Sat, Sep 13
ABE
Allentown
ORD
Chicago
$219 Roundtrip, found 20 hours ago
$219
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Sep 10 from Allentown to Chicago, returning Sat, Sep 13, priced at $219 found 20 hours ago
American Airlines
Sat, May 10 - Tue, May 13
ABE
Allentown
ORD
Chicago
$228 Roundtrip, found 2 hours ago
$228
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, May 10 from Allentown to Chicago, returning Tue, May 13, priced at $228 found 2 hours ago
Delta
Sat, May 24 - Tue, May 27
ABE
Allentown
ORD
Chicago
$229 Roundtrip, just found
$229
Roundtrip
just found
Select Delta flight, departing Sat, May 24 from Allentown to Chicago, returning Tue, May 27, priced at $229 just found
Delta
Tue, Jul 8 - Sat, Jul 12
ABE
Allentown
ORD
Chicago
$234 Roundtrip, just found
$234
Roundtrip
just found
Select Delta flight, departing Tue, Jul 8 from Allentown to Chicago, returning Sat, Jul 12, priced at $234 just found
American Airlines
Sat, May 10 - Tue, May 13
ABE
Allentown
ORD
Chicago
$239 Roundtrip, found 2 hours ago
$239
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, May 10 from Allentown to Chicago, returning Tue, May 13, priced at $239 found 2 hours ago
United
Wed, Jul 2 - Sat, Jul 5
ABE
Allentown
ORD
Chicago
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 2 from Allentown to Chicago, returning Sat, Jul 5, priced at $241 found 1 day ago
United
Sun, Jun 29 - Sat, Jul 5
ABE
Allentown
ORD
Chicago
$242 Roundtrip, found 3 days ago
$242
Roundtrip
found 3 days ago
Select United flight, departing Sun, Jun 29 from Allentown to Chicago, returning Sat, Jul 5, priced at $242 found 3 days ago
Delta
Fri, Jul 4 - Sat, Jul 12
ABE
Allentown
ORD
Chicago
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Jul 4 from Allentown to Chicago, returning Sat, Jul 12, priced at $244 found 2 days ago
Flights from Allentown (ABE) to Chicago (ORD)
Origin airport
Lehigh Valley Intl.
Destination airport
O'Hare Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$208
Distance
652 mi

Allentown to Chicago Flights

The cheapest times to fly from Allentown to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Allentown to Chicago are during the month of May. You can find some of the cheapest flights from Allentown to Chicago with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Allentown to Chicago

Sunday is one of the best days to book for cheap flights from Allentown to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Allentown to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Allentown to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $141 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Allentown to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Allentown to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD) cost?
You can book cheap return flights starting at $266 from Lehigh Valley Intl. Airport (ABE) to O’Hare Intl. Airport (ORD). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving ABE on May 2 2025 and touching down at ORD. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from ABE to ORD?
The cheapest flights from ABE to ORD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
You can fly directly from Lehigh Valley Intl. Airport (ABE) to O’Hare Intl. Airport (ORD) on a United Airlines flight.
What is the cheapest airline that flies from ABE to ORD?
Travel from ABE to ORD with United. This airline currently has the cheapest one-way ticket on this route, starting at $224. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ABE on May 31 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
Daily, an average of 2 direct flights operate from Lehigh Valley Intl. Airport (ABE) to O’Hare Intl. Airport (ORD). Select the departure time that works for you.
What are the most popular departure times for flights from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
Flights between ABE and ORD are their busiest at 6 AM. If you’re after a quieter experience and possibly cheaper fares, choose a departure outside the usual busy windows.
What day of the week has the most flights from ABE to ORD?
If you depart on a Friday, you’ll get the greatest range of choices for flights from Lehigh Valley Intl. Airport (ABE) to O’Hare Intl. Airport (ORD).
What is the earliest flight from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
Lehigh Valley Intl. Airport (ABE)’s first flight to O’Hare Intl. Airport (ORD) departs at approximately 6:30AM UTC-5. With a travel duration of 2h 35m, you’ll touch down at around 8:05AM UTC-6.
How long does it take to fly from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
The average flight time from ABE to ORD is 2 hours and 30 minutes, covering a total distance of 650 mi.
What airline has the least delays from ABE to ORD?
Alaska Airlines has the best track record for on-time direct flights from Lehigh Valley Intl. Airport (ABE) to O’Hare Intl. Airport (ORD), with an on-time rating of 96%. Use the Expedia App to check your flight schedule before you head off and get real-time updates about any changes.
What is the best time to fly from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
To touch down at O’Hare Intl. Airport (ORD) on time, opt for a flight that leaves from Lehigh Valley Intl. Airport (ABE) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Chicago from Lehigh Valley Intl. Airport (ABE)?
O’Hare Intl. Airport (ORD) is the only airport in Chicago with direct flights from Lehigh Valley Intl. Airport (ABE). Check out the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD) last-minute?
Last-minute fares from ABE to ORD are usually more expensive. To secure the lowest prices, start searching for flights ahead of time. That said, if you’re flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book an ABE to ORD flight and hotel package?
You’ll typically save money by securing an ABE to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. After choosing your preferred flights and accommodations, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Lehigh Valley Intl. Airport (ABE) to O'Hare Intl. Airport (ORD)?
Usually, it’s possible to cancel or reschedule your ABE to ORD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.