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Allentown

$249+ Cheap flights from Chattanooga to Allentown (CHA - ABE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ABE
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Chattanooga to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to Allentown (ABE). 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 September 11, 2025.

Round-trip from

$249
(Delta)

Popular in

August

Cheapest in

January

Average price

$403
From Chattanooga Lovell Field to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Chattanooga to Allentown

Cheapest flights from Chattanooga to Allentown
Explore the most affordable flight options available from Chattanooga to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 9/277:02 amCHA - ABE
1 stop5h 02mDelta
Sat 10/46:00 amABE - CHA
1 stop4h 14mDelta
Deal found 9/10$254
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/259:31 pmCHA - ABE
1 stop14h 33mAllegiant Air
Mon 9/298:30 amABE - CHA
1 stop6h 04mAllegiant Air
Deal found 9/10$311
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:57 pmCHA - ABE
1 stop6h 14mAllegiant Air
Mon 10/206:00 amABE - CHA
1 stop9h 25mAllegiant Air
Deal found 9/11$345
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:59 amCHA - ABE
2 stops34h 43mMultiple Airlines
Mon 9/298:30 amABE - CHA
1 stop6h 04mMultiple Airlines
Deal found 9/10$399
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:16 pmCHA - ABE
1 stop21h 38mAllegiant Air
Mon 11/108:00 amABE - CHA
1 stop7h 06mAllegiant Air
Deal found 9/11$404
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:33 pmCHA - ABE
1 stop5h 08mAllegiant Air
Sun 11/303:21 pmABE - CHA
1 stop16h 42mAllegiant Air
Deal found 9/10$501
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/226:04 pmCHA - ABE
1 stop4h 47mAmerican Airlines
Sun 11/306:16 amABE - CHA
1 stop7h 17mAmerican Airlines
Deal found 9/10$594
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/236:04 pmCHA - ABE
1 stop4h 49mAmerican Airlines
Sun 11/306:16 amABE - CHA
1 stop7h 17mAmerican Airlines
Deal found 9/10$615
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:33 pmCHA - ABE
2 stops28h 25mMultiple Airlines
Sun 11/306:15 pmABE - CHA
1 stop20h 17mMultiple Airlines
Deal found 9/10$651
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/76:25 amCHA - ABE
2 stops9h 26mAmerican Airlines
Mon 11/104:30 pmABE - CHA
1 stop6h 59mAmerican Airlines
Deal found 9/11$747
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/171:01 pmCHA - ABE
1 stop4h 22mAmerican Airlines
Mon 10/201:56 pmABE - CHA
2 stops7h 53mAmerican Airlines
Deal found 9/11$754
This American Airlines deal was found by Cheapflights users on 9/10. 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 11/219:00 amCHA - ABE
1 stop4h 29mAmerican Airlines
Sun 11/306:16 amABE - CHA
1 stop7h 17mAmerican Airlines
Deal found 9/10$792

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chattanooga to Allentown 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 September 11, 2025.
Use the filters below to find and compare flights from Chattanooga to Allentown that are best for you.

Fly from

Chattanooga

Fly to

Allentown

Route

Depart

Return

Price

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Sat 2/21

5:45 pm-10:52 pm

1 stop5h 07m

Allentown-Bethlehem

Tue 2/24

6:30 am-1:06 pm

1 stop6h 36m

$249

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Sat 9/27

7:02 am-12:04 pm

1 stop5h 02m

Allentown-Bethlehem

Sat 10/4

6:00 am-10:14 am

1 stop4h 14m

$254

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Fri 10/17

4:57 pm-11:11 pm

1 stop6h 14m

Allentown-Bethlehem

Mon 10/20

6:00 am-3:25 pm

1 stop9h 25m

$345

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Thu 9/25

11:59 am-10:42 pm

2 stops34h 43m

Allentown-Bethlehem

Mon 9/29

8:30 am-2:34 pm

1 stop6h 04m

$399

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Fri 11/7

4:16 pm-1:54 pm

1 stop21h 38m

Allentown-Bethlehem

Mon 11/10

8:00 am-3:06 pm

1 stop7h 06m

$404

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Thu 11/20

3:33 pm-8:41 pm

1 stop5h 08m

Allentown-Bethlehem

Sun 11/30

3:21 pm-8:03 am

1 stop16h 42m

$501

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Sat 11/22

6:04 pm-10:51 pm

1 stop4h 47m

Allentown-Bethlehem

Sun 11/30

6:16 am-1:33 pm

1 stop7h 17m

$594

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Sun 11/23

6:04 pm-10:53 pm

1 stop4h 49m

Allentown-Bethlehem

Sun 11/30

6:16 am-1:33 pm

1 stop7h 17m

$615

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Thu 11/20

3:33 pm-7:58 pm

2 stops28h 25m

Allentown-Bethlehem

Sun 11/30

6:15 pm-2:32 pm

1 stop20h 17m

$651

ChattanoogaAllentown

CHA - ABE

CHAABE

Chattanooga Lovell Field

Sun 11/23

3:33 pm-2:38 pm

2 stops23h 05m

Allentown-Bethlehem

Sun 11/30

6:15 pm-2:32 pm

1 stop20h 17m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 11 results
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Best time to book a flight from Chattanooga to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Chattanooga 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 Chattanooga to Allentown

What is the cheapest month to book a flight from Chattanooga to Allentown?

Currently, February is the cheapest month in which you can book a flight from Chattanooga to Allentown (average of $289). Flying from Chattanooga to Allentown in December is currently the most expensive (average of $382). 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 CHA to ABE?

Find hourly flight availability from Chattanooga to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Chattanooga to Allentown is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. 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 Allentown. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from Chattanooga to Allentown 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
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chattanooga to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chattanooga to Allentown?

    A quick flight from Chattanooga to Allentown can take about 5h 07m. Delta provides one of the quickest options available for as low as $249. There are 658 mi between Chattanooga and Allentown. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chattanooga to Allentown round-trip?

    Cheapflights users have booked flights from Chattanooga to Allentown round-trip from $232. Another airline that can offer you cheap pricing is Delta. American Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Chattanooga to Allentown that include hotel bookings?

    Yes. In addition to deals on Chattanooga to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chattanooga to Allentown?

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

  • Can I find deals for business class flights from Chattanooga to Allentown?

    Yes. Cheapflights offers flight deals from Chattanooga to Allentown 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 Chattanooga to Allentown?

    Currently, February is the cheapest month in which you can book a flight from Chattanooga to Allentown (average of $289). Flying from Chattanooga to Allentown in December is currently the most expensive (average of $382). 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

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Top 2 airlines flying from Chattanooga to Allentown

Discover the top 2 airlines that operate flights from Chattanooga to Allentown. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$232Average$378FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$473FlexibilityNo cancel feeOn-timeN/A

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