$153 Cheap Flights from Chattanooga (CHA) to Allentown (ABE)

View $153 flight on Wed, Dec 24, 2025Opens in a new window

Popular airlines from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)

Cheap Flights from Chattanooga to Allentown (CHA-ABE)

Prices were available within the past 7 days and start at $153 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Feb 14 - Wed, Feb 18
CHA
Chattanooga
ABE
Allentown
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Feb 14 from Chattanooga to Allentown, returning Wed, Feb 18, priced at $249 found 1 day ago
Delta
Tue, Sep 9 - Sat, Sep 13
CHA
Chattanooga
ABE
Allentown
$259 Roundtrip, found 3 days ago
$259
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 9 from Chattanooga to Allentown, returning Sat, Sep 13, priced at $259 found 3 days ago
Delta
Wed, Dec 24 - Thu, Jan 1
CHA
Chattanooga
ABE
Allentown
$278 Roundtrip, found 11 hours ago
$278
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Dec 24 from Chattanooga to Allentown, returning Thu, Jan 1, priced at $278 found 11 hours ago
Delta
Thu, Dec 25 - Thu, Jan 1
CHA
Chattanooga
ABE
Allentown
$279 Roundtrip, found 11 hours ago
$279
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Dec 25 from Chattanooga to Allentown, returning Thu, Jan 1, priced at $279 found 11 hours ago
Delta
Fri, Sep 5 - Sat, Sep 13
CHA
Chattanooga
ABE
Allentown
$284 Roundtrip, found 3 days ago
$284
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Sep 5 from Chattanooga to Allentown, returning Sat, Sep 13, priced at $284 found 3 days ago
Delta
Tue, Dec 23 - Thu, Jan 1
CHA
Chattanooga
ABE
Allentown
$294 Roundtrip, found 11 hours ago
$294
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Dec 23 from Chattanooga to Allentown, returning Thu, Jan 1, priced at $294 found 11 hours ago
Delta
Wed, Sep 10 - Sat, Sep 13
CHA
Chattanooga
ABE
Allentown
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 10 from Chattanooga to Allentown, returning Sat, Sep 13, priced at $299 found 3 days ago
American Airlines
Sat, Oct 25 - Wed, Oct 29
CHA
Chattanooga
ABE
Allentown
$306 Roundtrip, found 3 days ago
$306
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Oct 25 from Chattanooga to Allentown, returning Wed, Oct 29, priced at $306 found 3 days ago
Delta
Thu, Dec 25 - Wed, Dec 31
CHA
Chattanooga
ABE
Allentown
$308 Roundtrip, found 11 hours ago
$308
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Dec 25 from Chattanooga to Allentown, returning Wed, Dec 31, priced at $308 found 11 hours ago
Delta
Sat, Oct 25 - Wed, Oct 29
CHA
Chattanooga
ABE
Allentown
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Oct 25 from Chattanooga to Allentown, returning Wed, Oct 29, priced at $319 found 3 days ago
Flights from Chattanooga (CHA) to Allentown (ABE)
Origin airport
Chattanooga Metropolitan
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$248
Distance
658 mi

Chattanooga to Allentown Flights

The cheapest times to fly from Chattanooga to Allentown

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 Chattanooga to Allentown are during the month of February. You can find some of the cheapest flights from Chattanooga to Allentown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chattanooga to Allentown

Sunday is one of the best days to book for cheap flights from Chattanooga to Allentown: 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 Chattanooga to Allentown

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 Chattanooga to Allentown in 2025. You can also book with separate airlines for your outbound and return journeys, from $153 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 Chattanooga to Allentown 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 Chattanooga to Allentown 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 Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE) cost?
Snag a cheap one-way flight from $153 or cheap return flight from $249 from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)?
The cheapest month to fly from CHA to ABE is February, when there's less demand. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)?
To find the cheapest airline flying from CHA to ABE, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)?
Direct flights from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CHA to ABE?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)?
To touch down at Lehigh Valley Intl. Airport (ABE) on schedule, select a flight that leaves Chattanooga Metropolitan Airport (CHA) 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.
Is it cheaper to buy a plane ticket from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE) last-minute?
Waiting until right before your break to book a ticket from CHA to ABE often results in higher prices. While you might find some last-minute discounts, they're not always guaranteed. Be flexible with your itinerary for a better chance of snagging a bargain.
Is it cheaper to book a CHA to ABE flight and hotel package?
Compared with arranging flights and hotels separately, booking a CHA to ABE flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of planning your trip. Simply secure your flights and select from our wide range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Chattanooga Metropolitan Airport (CHA) to Lehigh Valley Intl. Airport (ABE)?
If you reserved your CHA to ABE flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.