C$163 Cheap Flights from Allentown to Chicago

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Flight deals from Allentown to Chicago

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

Find the cheapest month to fly from Allentown to Chicago

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

Direct flights from Allentown to Chicago

Allentown to Chicago: Flight information

The things to know before you go.
Cheapest flight foundC$163
Cheapest month to flyMay
Average flight time2 hrs, 25 mins
Most popular airlineUnited
Average flights per week110

Finding cheap flights from Allentown to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Allentown to Chicago is C$285. 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 25 minutes is the average flight time from Allentown to Chicago.
United, Qatar Airways and SkyWest Airlines fly direct from Allentown to Chicago.
As of February 2026, there are 110 flights per week flying from Allentown to Chicago.
The cheapest month to fly from Allentown to Chicago is usually March.
If you're flying from Allentown Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from C$285.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Allentown Airport to Chicago on Wednesday, March 18, 2026.
Yes – the average flight time is 2 hours and 25 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 Chicago 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 Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around -2°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, United offers the cheapest flight tickets to Chicago.

Travelling from Lehigh Valley International Airport (ABE) to Chicago: what you need to know

  • The average duration of a direct flight from Lehigh Valley International Airport to Chicago is 2 hours.

  • The timezone in Chicago is UTC-5. The city is 1 hour behind Allentown, where Lehigh Valley International Airport is located.

  • Lehigh Valley International Airport (ABE) to O'Hare International Airport (ORD) is the most popular route, with 40 flights a week to choose from. If you have things to do before leaving, the last flight from ABE to ORD is with United at 17:40. Opt for the first departure operated by United at 06:30 if you want to get going early.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to board your flight from ABE to Chicago.

  • Flying during a peak month like July? High seasons (like Thanksgiving, Christmas and New Year) can easily add another hour at security. Be extra safe and arrive up to four hours ahead of an international flight and two hours before domestic departures.

  • You can catch a direct flight from Lehigh Valley International Airport to Chicago. Start your journey at ABE and end it at O'Hare International Airport (ORD).

  • Book your seat with United. This popular airline offers direct flights from Lehigh Valley International Airport to Chicago.

  • When flying within United States, you don't need a visa or even a passport. However, you'll have to present some kind of identification, such as a driver's licence or ID card. Once you've booked flight tickets from Lehigh Valley International Airport to Chicago, make sure your ID is up to date.

  • ABE is around 8 kilometres from central Allentown. If you're catching a cab, driving or ride-sharing from the centre, it'll take you 12 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the trip time to be approximately 32 minutes.

  • Want a convenient hotel near ABE? If you're catching an early flight from Lehigh Valley International Airport to Chicago, these accommodation options will have you moments from check-in:

How to find the cheapest flights from Lehigh Valley International Airport (ABE) to Chicago

  • The lowest price we've seen for a one-way ticket from Lehigh Valley International Airport to Chicago is C$163. The cheapest price for a return flight is C$285. Remember fares can change due to availability at the time of booking.

  • Lock in cheap tickets from ABE to Chicago by booking at least 9 months ahead. According to our research, that's the sweet spot for landing a bargain.

  • May is the cheapest month for tickets from Lehigh Valley International Airport to Chicago. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Locking in a cheap ticket from ABE to Chicago is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when the price has fallen.

  • Tailor your trip with filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Lehigh Valley International Airport to Chicago.

Airports in Chicago

O'Hare International Airport (ORD)

Chicago Midway International Airport (MDW)

Best time to go to Chicago

  • August is the most popular month to catch a flight from Lehigh Valley International Airport to Chicago while February is the quietest. To work out the ideal time to visit Chicago, consider whether you like a lively atmosphere or a quieter vibe.

  • Before locking in your flight from Lehigh Valley International Airport to Chicago, think about the kind of weather you enjoy. July is the warmest month in Chicago, with temperatures ranging from 15ºC to 29ºC.

  • January has average temperatures of between -12ºC and 3ºC. Look for cheap flights from ABE to Chicago sometime then if you want to travel in cooler conditions.

More about Chicago

  • After locking in your flight from Lehigh Valley International Airport to Chicago, think about where to rest your head in this city. Make one of these accommodation options your base for exploring Chicago:

  • Millennium Park and Art Institute of Chicago are just the start of the top-rated attractions to add to your Chicago must-do list. Keep the adventure rolling by checking out LandShark Beer Garden at Navy Pier.

Complete your Chicago trip with a car rental

  • We use the same magic that helped you find your cheap flight from Lehigh Valley International Airport to Chicago to track down amazing deals on car rentals. Search for your ride in seconds and easily compare your options. Plus you'll find all the info you need on car rentals in Chicago, from the most popular rental company to the average daily price.

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