HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$88+ Cheap flights from Allentown (ABE) to O'Hare Intl (ORD)

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — ORD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Allentown-Bethlehem to Chicago O'Hare Intl are usually found in February or January, booked 71 days in advance, depart on a Saturday or Friday and return on a Wednesday

Cheap flight deals from Allentown to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$88
(Mytrip)

Popular in

March

Cheapest in

February

Average price

$419

Good round-trip deal

$400 or less

Good one-way deal

$249 or less
Provider with most accurate pricing for Allentown-Bethlehem-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Chicago O'Hare Intl flights.
Search Deals
From Allentown-Bethlehem to Chicago O'Hare Intl
Search Deals
One-way flight from Allentown-Bethlehem to Chicago O'Hare Intl
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Allentown-Bethlehem to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Allentown-Bethlehem to Chicago O'Hare Intl.
Search Deals

Find flight deals from Allentown to O'Hare Intl

Cheapest flights from Allentown to O'Hare Intl
Explore the most affordable flight options available from Allentown to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/305:50 pmABE - ORD
1 stop7h 08mDelta
Sun 6/19:39 amORD - ABE
1 stop6h 27mDelta
Deal found 4/14$229
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:00 amABE - ORD
1 stop18h 29mMultiple Airlines
Wed 5/1412:41 pmORD - ABE
1 stop21h 43mMultiple Airlines
Deal found 4/14$267
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/25:25 pmABE - ORD
1 stop7h 24mAmerican Airlines
Wed 5/78:05 amORD - ABE
1 stop7h 50mAmerican Airlines
Deal found 4/14$279
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/45:35 pmABE - ORD
Nonstop2h 20mUnited Airlines
Sat 7/56:35 pmORD - ABE
Nonstop2h 20mUnited Airlines
Deal found 4/13$289

Cheapflights Fare Finder

Customize your flight search to find flights from Allentown to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from Allentown to Chicago O'Hare Intl Airport that are best for you.

Fly from

Allentown

Fly to

O'Hare Intl

Route

Depart

Return

Price

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 5/30

5:50 pm-11:58 pm

1 stop7h 08m

Chicago O'Hare Intl

Sun 6/1

9:39 am-5:06 pm

1 stop6h 27m

$229

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Mon 5/12

6:00 am-11:29 pm

1 stop18h 29m

Chicago O'Hare Intl

Wed 5/14

12:41 pm-11:24 am

1 stop21h 43m

$267

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 5/2

5:25 pm-11:49 pm

1 stop7h 24m

Chicago O'Hare Intl

Wed 5/7

8:05 am-4:55 pm

1 stop7h 50m

$279

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 7/4

5:35 pm-6:55 pm

Nonstop2h 20m

Chicago O'Hare Intl

Sat 7/5

6:35 pm-9:55 pm

Nonstop2h 20m

$289

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sun 6/1

10:28 pm-4:25 pm

1 stop18h 57m

$88

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 7/12

5:40 pm-11:55 pm

1 stop7h 15m

$169

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Sat 7/12

5:35 pm-6:55 pm

Nonstop2h 20m

$259

AllentownChicago

ABE - ORD

ABEORD

Allentown-Bethlehem

Fri 5/16

5:27 pm-12:11 am

1 stop7h 44m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Compare providers for flights from Allentown to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Allentown to O'Hare Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Allentown-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How far ahead should I book a flight from Allentown to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Allentown to O'Hare Intl. Price data was last updated on April 11, 2025.

The price you pay for your flight from Allentown to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Allentown to Chicago O'Hare Intl Airport (average of $245). Flying from Allentown to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 ABE to ORD?

Find hourly flight availability from Allentown to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

It’s typically best to fly out from Allentown to Chicago O'Hare Intl Airport in the afternoon. Doing so could potentially save you 47% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Allentown to Chicago O'Hare Intl Airport

Explore weekly flight availability from Allentown to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 15, 2025.

The most flights from ABE to ORD are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated April 15, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Allentown to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,656 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Allentown to O'Hare Intl. 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 from for flights from Allentown to Chicago O'Hare Intl?

    For a flight from Allentown to Chicago O'Hare Intl, you will be flying from Allentown-Bethlehem. Allentown-Bethlehem (ABE) is just 3.9 mi from the center of the city. Allentown-Bethlehem is the only Allentown airport and it handles 4 outbound flights to Chicago O'Hare Intl per day. 2 airlines have flights to Chicago O'Hare Intl from Allentown-Bethlehem on a regular basis.

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

    Currently priced at $229, Delta will fly you from Allentown to Chicago O'Hare Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $279 and $289, respectively. Delta is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Allentown to Chicago O'Hare Intl Airport one-way?

    The cheapest airlines for a one-way flight from Allentown to Chicago O'Hare Intl Airport are Delta ($169), United Airlines ($259), and American Airlines ($269).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Allentown to Chicago O'Hare Intl Airport on time: GoJet (69%), United Airlines (69%), Air New Zealand (69%).

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

    While on average a flight from Allentown to Chicago O'Hare Intl Airport is generally $1,034, our data shows the cheapest flight currently is $197. When looking at the most popular route, (Allentown-Bethlehem - Chicago O'Hare Intl), you can expect to pay $229 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown to O'Hare Intl 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 Allentown to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Allentown to Chicago O'Hare Intl Airport (average of $245). Flying from Allentown to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
Beloit
Racine
Naperville
Rockford
Skokie
Tinley Park
Kenosha
Arlington Heights
Elgin
Joliet
Orland Park
Merrillville
Northbrook
Lake Geneva
Waukegan
Glenview
Oak Brook

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.

Alternative routes for Allentown to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to O'Hare Intl flights
Newark to O'Hare Intl flights
John F Kennedy Intl to O'Hare Intl flights
Newark to Midway flights
John F Kennedy Intl to Midway flights
Philadelphia to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Reagan-National to O'Hare Intl flights
Dulles Intl to Midway flights
LaGuardia to Midway flights
Philadelphia to Midway flights
Pittsburgh to O'Hare Intl flights
Reagan-National to Midway flights
Harrisburg to O'Hare Intl flights
Scranton to O'Hare Intl flights
Pittsburgh to Midway flights
Allentown to Midway flights
Harrisburg to Midway flights
State College to O'Hare Intl flights
Newark to Rockford flights
Elmira to O'Hare Intl flights
Latrobe to O'Hare Intl flights
Elmira to Midway flights
Pittsburgh to Rockford flights
Philadelphia to Rockford flights
Erie to O'Hare Intl flights
State College to Midway flights
Scranton to Midway flights
Williamsport to O'Hare Intl flights
Erie to Midway flights

Top 2 airlines flying from Allentown to O'Hare Intl

Discover the top 2 airlines that operate flights from Allentown to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$187Average$286FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$259Average$446FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.