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Chicago to Allentown - Flights Starting at US$172

Book one-way or return flights from Chicago to Allentown from as little as US$172. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • ORD05:15
        5h 8m
        1 stop
        ABE11:23
        Sun, May 19|Chicago - Allentown|American Airlines
        US$172US$248
        31% OFF
        31% OFF
        US$248US$172
      • ORD05:15
        5h 8m
        1 stop
        ABE11:23
        Thu, May 23|Chicago - Allentown|American Airlines
        US$173US$248
        30% OFF
        30% OFF
        US$248US$173
      • ORD11:48
        8h 40m
        1 stop
        ABE21:28
        Thu, May 16|Chicago - Allentown|Frontier Airlines
        US$175US$248
        28% OFF
        28% OFF
        US$248US$175
      • ORD18:27
        4h 55m
        1 stop
        ABE00:22
        Sat, May 25|Chicago - Allentown|American Airlines
        US$180
        US$180
      • ORD16:45
        4h 43m
        1 stop
        ABE22:28
        Fri, Jul 26|Chicago - Allentown|American Airlines
        US$183
        US$183
      • ORD11:50
        6h 22m
        1 stop
        ABE19:12
        Sat, Jul 27|Chicago - Allentown|American Airlines
        US$183
        US$183
      • ORD09:15
        6h 54m
        1 stop
        ABE17:09
        Tue, Jul 2|Chicago - Allentown|Delta Air Lines
        US$209
        US$209
      • ORD16:45
        4h 43m
        1 stop
        ABE22:28
        Fri, Jul 19|Chicago - Allentown|American Airlines
        US$215
        US$215
      • ORD13:21
        8h 51m
        1 stop
        ABE23:12
        Thu, May 30|Chicago - Allentown|Frontier Airlines
        US$221
        US$221
      • MDW15:45
        6h 29m
        1 stop
        ABE23:14
        Fri, Jun 7|Chicago - Allentown|Delta Air Lines
        US$226
        US$226
      • CHI13:00
        3h 5m
        Direct
        ABE14:00
        Tue, May 21|Chicago - Allentown|American Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

We've found these cheap flights for you. You may book a one-way or round trip as per your needs.

We monitor flight fares to help you seize the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Chicago to Allentown

View airlines operating flights from Chicago to Allentown. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

American Airlines
From US$172
Frontier Airlines
From US$175
Delta Air Lines
From US$206
United Airlines
From US$246
ANA airlines

Find more flights and airlines

Alternative Routes from Chicago to Allentown

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Chicago to Allentown.

  • Cheapest
    American Airlines
    ORD
    05:15
    5h 8m
    1 transfer
    ABE
    11:23
    O'Hare International Airport - Lehigh Valley International Airport
    Sun, May 19American Airlines
    US$172
  • Delta Air Lines
    MDW
    13:21
    8h 56m
    2 transfer
    ABE
    23:17
    Midway International Airport - Lehigh Valley International Airport
    Tue, May 14Delta Air Lines
    US$212
  • Delta Air Lines
    MDW
    13:21
    8h 56m
    2 transfer
    ABE
    23:17
    Midway International Airport - Lehigh Valley International Airport
    Tue, May 14Delta Air Lines
    US$212
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Allentown (ABE) the cheapest?

    Airlines adjust prices for flights from Chicago to Allentown based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to Allentown (ABE) cost?

    According to Trip.com's data, the lowest price is around $456.

  • How long does it take to fly from Chicago (CHI) to Allentown (ABE) and what is the distance?

    It takes around 2 hours to fly from Chicago (CHI) to Allentown (ABE).

  • What is the transportation method from the main airport to downtown in Allentown?

    • The distance from Lehigh Valley International Airport to downtown is about 6km. It takes about 20 minutes by taxi.

  • What are the most popular airlines that fly from Chicago (CHI) to Allentown (ABE)?

    Airlines with flights from Chicago (CHI) to Allentown (ABE): United Airlines, Air New Zealand, American Airlines and Emirates.

How to find a cheap flight from Chicago to Allentown

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Allentown. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Chicago to Allentown Flight Information

Cheapest nonstop flight price

$171

Cheapest round-trip ticket price

$258

Off-season for travel

December

Peak season for travel

November

Flight distance

1,027.73km

Average flight time

2 hours

Popular airline

American Airlines

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