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$247+ Cheap flights from Charleston to Allentown (CHS - ABE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ABE
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Charleston to Allentown

Cheapest flights from Charleston to Allentown
Explore the most affordable flight options available from Charleston to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 5/56:25 am
CHS
-
ABE
1 stop5h 47m
Delta
Tue 5/126:15 pm
ABE
-
CHS
1 stop5h 44m
Delta
Deal found 3/21$330
This Delta deal was found by Cheapflights users on 3/22. 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.
Thu 6/187:20 am
CHS
-
ABE
1 stop5h 07m
Delta
Tue 6/236:20 am
ABE
-
CHS
1 stop5h 44m
Delta
Deal found 3/22$356
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 10/233:37 pm
CHS
-
ABE
1 stop6h 51m
Multiple Airlines
Sun 10/253:06 pm
ABE
-
CHS
1 stop16h 58m
Multiple Airlines
Deal found 3/21$386
This American Airlines deal was found by Cheapflights users on 3/23. 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 5/227:50 pm
CHS
-
ABE
1 stop4h 31m
American Airlines
Sun 5/246:22 am
ABE
-
CHS
1 stop6h 02m
American Airlines
Deal found 3/23$411
This Delta deal was found by Cheapflights users on 3/22. 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.
Thu 6/186:15 am
CHS
-
ABE
1 stop6h 12m
Delta
Wed 6/241:12 pm
ABE
-
CHS
1 stop5h 47m
Delta
Deal found 3/22$445
This Delta deal was found by Cheapflights users on 3/21. 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.
Fri 3/274:51 pm
CHS
-
ABE
1 stop6h 05m
Delta
Mon 3/305:58 pm
ABE
-
CHS
1 stop6h 18m
Delta
Deal found 3/21$479
This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 5/56:25 am
CHS
-
ABE
1 stop5h 47m
Delta
Fri 5/86:15 pm
ABE
-
CHS
1 stop4h 41m
Delta
Deal found 3/21$480
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:55 am
CHS
-
ABE
1 stop8h 01m
United Airlines
Tue 9/16:15 am
ABE
-
CHS
1 stop7h 40m
United Airlines
Deal found 3/22$485
This Delta deal was found by Cheapflights users on 3/19. 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.
Thu 5/75:15 am
CHS
-
ABE
1 stop7h 04m
Delta
Mon 5/116:15 pm
ABE
-
CHS
1 stop5h 44m
Delta
Deal found 3/19$503
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/48:17 pm
CHS
-
ABE
1 stop4h 12m
American Airlines
Wed 4/86:04 am
ABE
-
CHS
1 stop6h 41m
American Airlines
Deal found 3/20$517
This Delta deal was found by Cheapflights users on 3/19. 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.
Thu 3/2612:29 pm
CHS
-
ABE
1 stop4h 48m
Delta
Sat 3/285:58 pm
ABE
-
CHS
1 stop5h 57m
Delta
Deal found 3/19$535
This Delta deal was found by Cheapflights users on 3/20. 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.
Fri 3/274:51 pm
CHS
-
ABE
1 stop6h 05m
Delta
Wed 4/16:32 am
ABE
-
CHS
1 stop4h 52m
Delta
Deal found 3/20$543

Find flight deals from Charleston to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$330
(Delta)

One-way from

$247
(Delta)

Popular in

March

Cheapest in

July

Average price

$708
Provider with most accurate pricing for Charleston-Allentown-Bethlehem flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Allentown-Bethlehem flights.
Search Deals
From Charleston to Allentown-Bethlehem
Search Deals
One-way flight from Charleston to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston 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 March 24, 2026.
Use the filters below to find and compare flights from Charleston to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Thu 6/18

7:20 am-12:27 pm

1 stop5h 07m

Allentown-Bethlehem

Tue 6/23

6:20 am-12:04 pm

1 stop5h 44m

$356
Quickest round-trip

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Fri 6/19

8:20 am-12:27 pm

1 stop4h 07m

Allentown-Bethlehem

Tue 6/23

6:20 am-12:04 pm

1 stop5h 44m

$356

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Thu 5/28

6:18 pm-12:21 am

1 stop6h 03m

Allentown-Bethlehem

Mon 6/1

5:46 pm-10:06 pm

1 stop4h 20m

$411

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Fri 3/27

4:51 pm-10:56 pm

1 stop6h 05m

Allentown-Bethlehem

Mon 3/30

5:58 pm-12:16 am

1 stop6h 18m

$479

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Thu 5/7

5:15 am-12:19 pm

1 stop7h 04m

Allentown-Bethlehem

Mon 5/11

6:15 pm-11:59 pm

1 stop5h 44m

$503

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Fri 3/27

4:51 pm-10:56 pm

1 stop6h 05m

Allentown-Bethlehem

Wed 4/1

6:32 am-11:24 am

1 stop4h 52m

$543

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Fri 5/8

5:15 am-12:19 pm

1 stop7h 04m

Allentown-Bethlehem

Fri 5/8

6:15 pm-10:56 pm

1 stop4h 41m

$564

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Tue 4/21

6:25 am-12:12 pm

1 stop5h 47m

Allentown-Bethlehem

Thu 4/23

5:59 pm-12:22 am

1 stop6h 23m

$675

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Fri 5/22

10:00 am-1:48 pm

2 stops27h 48m

Allentown-Bethlehem

Sun 5/24

2:23 pm-9:51 pm

1 stop7h 28m

$697

CharlestonAllentown

CHS - ABE

CHSABE

Charleston

Thu 4/2

5:00 pm-9:17 pm

1 stop28h 17m

Allentown-Bethlehem

Sun 4/5

6:15 am-12:25 pm

1 stop6h 10m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Charleston to Allentown

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Allentown in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Charleston-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Allentown flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Allentown flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-Allentown flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Charleston to Allentown

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

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

Currently, June is the cheapest month in which you can book a flight from Charleston to Allentown (average of $39). Flying from Charleston to Allentown in July is currently the most expensive (average of $73). 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.

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 March 24, 2026.
Read through reviews of airlines operating flights from Charleston to Allentown, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,467 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,467 reviews
United Airlines
7.4
Good
9,467 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,492 reviews
United Airlines
7.4
Good
9,467 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Charleston 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 Charleston to Allentown?

    There are many flights that can get you from Charleston to Allentown in 5h 07m. Fly via Delta or American Airlines to get the fastest option. There are 593 mi between Charleston and Allentown. This flight may include one or multiple stops.

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

    American Airlines, at $178, was found to be the cheapest airline from Charleston to Allentown. An alternate airline flying to your destination would be United Airlines. American Airlines is 57% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Charleston to Allentown (average of $39). Flying from Charleston to Allentown in July is currently the most expensive (average of $73). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Charleston to Allentown

Discover the top 2 airlines that operate flights from Charleston 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 March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$178Average$291FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$313Average$368FlexibilityNo cancel feeOn-time69%

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