C$157 Cheap Flights from Chicago O'Hare International to Allentown

Compare Chicago O'Hare International to Allentown flight deals

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Flight deals from Chicago O'Hare International to Allentown

Looking for a cheap last-minute deal or the best round-trip flight from Chicago O'Hare International to Allentown? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Chicago O'Hare International to Allentown

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Allentown flights are currently cheapest in May.

Direct flights from Chicago O'Hare International to Allentown

Chicago to Allentown: Flight information

The things to know before you go.
Cheapest flight foundC$157
Cheapest month to flyMay
Average flight time2 hrs, 6 mins
Most popular airlineUnited
Average flights per week118

Finding cheap flights from Chicago O'Hare International to Allentown: Frequently asked questions

The best price we found for a return flight from Chicago O'Hare International to Allentown is C$282. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 6 minutes is the average flight time from Chicago O'Hare International to Allentown.
United, GoJet Airlines and Qatar Airways fly direct from Chicago O'Hare International to Allentown.
As of February 2026, there are 118 flights per week flying from Chicago O'Hare International to Allentown.
The cheapest month to fly from Chicago O'Hare International to Allentown is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Allentown Airport on Wednesday, May 20, 2026.
Yes – the average flight time is 2 hours and 6 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Allentown but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Allentown is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Allentown.

Traveling from O'Hare International Airport (ORD) to Lehigh Valley International Airport (ABE): what you need to know

  • 2 hours is the average duration of a direct flight from O'Hare International Airport to Lehigh Valley International Airport. Allentown is 1 hour ahead of Chicago and operates on the UTC-4 timezone.

  • Choose from 40 weekly flights from O'Hare International Airport to Lehigh Valley International Airport. The 06:30 departure with United Airlines is the earliest you can take from ORD to ABE. United Airlines operates the last service of the day at 18:35 if early mornings aren't your thing.

  • Taking off during a peak period like a public holiday? Expect longer queues at security and check-in. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

  • If you'd like to break up your flight from O'Hare International Airport to Lehigh Valley International Airport, add a stopover to your trip. Just uncheck 'Direct flights only' to find a city that appeals to you. The top stopovers on the ORD - ABE route include:

    • Nashville International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from O'Hare International Airport (ORD) to Lehigh Valley International Airport (ABE)

  • The best price we've seen for a one-way ticket from O'Hare International Airport to Lehigh Valley International Airport is C$157. The cheapest price for a return flight is C$282. Keep in mind that fares may change due to availability when booking.

  • Book 9 months before you want to fly. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap flight tickets from ORD to ABE.

  • May is the cheapest month for flight tickets from O'Hare International Airport to Lehigh Valley International Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares for each month.

  • Getting a cheap ticket from ORD to ABE is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when the price has fallen.

  • Take advantage of filters to find the perfect trip for you. To see the 'Best,' 'Fastest' or 'Cheapest' flights from O'Hare International Airport to Lehigh Valley International Airport, use the 'Sort by' function. You can also filter by departure and arrival times, airline, and number of stops.

Handy information about O'Hare International Airport (ORD)

  • O'Hare International Airport is around 40 kilometres from central Chicago. If you're ride-sharing, catching a cab or driving from the center, it'll take 35 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be approximately 54 minutes.

  • Want a stress-free start to your travels? Stay near ORD. Whether you've booked an early flight from O'Hare International Airport to Lehigh Valley International Airport or just don't like being rushed, these hotels have you covered:

Arriving at Lehigh Valley International Airport (ABE)

Getting from Lehigh Valley International Airport (ABE) to central Allentown

  • From Lehigh Valley International Airport, Allentown is approximately 8 kilometres away. It takes around 12 minutes to reach the center driving.

  • If you're using public transport, expect a journey of roughly 32 minutes.

When to fly to Lehigh Valley International Airport (ABE)

  • The quietest month for a flight from O'Hare International Airport to Lehigh Valley International Airport is April, while July is the busiest. Pick the ideal time to go to Allentown based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from O'Hare International Airport to Lehigh Valley International Airport, consider the kind of weather you like. July is the warmest month in Allentown, with the temperature ranging from 15ºC to 30ºC.

  • If you like traveling in cooler conditions, look for a cheap ticket from ORD to ABE in January. Temperatures average between -9ºC and 7ºC then.

More about Allentown

Complete your Allentown trip with hotels and a car rental

  • You've locked in your cheap ticket to Lehigh Valley International Airport — next on the list is finding a great place to stay, and maybe even a set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Allentown.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.