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$36+ Cheap flights from Philadelphia to Charleston (PHL - CHS)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CHS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Charleston are usually found in September or August, booked 76 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Philadelphia to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Charleston (CHS). 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 16, 2025.

Round-trip from

$132
(Expedia)

One-way from

$36
(Cheapflightsfares)

Popular in

January

Cheapest in

September

Average price

$251

Good round-trip deal

$202 or less

Good one-way deal

$120 or less
From Philadelphia to Charleston
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One-way flight from Philadelphia to Charleston
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Highest demand for flights based on searches. 13% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Philadelphia to Charleston.
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Price to beat on a one-way flight from Philadelphia to Charleston.
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Find flight deals from Philadelphia to Charleston

Cheapest flights from Philadelphia to Charleston
Explore the most affordable flight options available from Philadelphia to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:55 pmPHL - CHS
Nonstop1h 57mMultiple Airlines
Thu 11/205:40 pmCHS - PHL
1 stop6h 52mMultiple Airlines
Deal found 9/14$132
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:33 pmPHL - CHS
Nonstop1h 58mFrontier
Thu 10/23:26 pmCHS - PHL
Nonstop1h 55mFrontier
Deal found 9/14$134
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:15 amPHL - CHS
1 stop5h 30mMultiple Airlines
Tue 11/115:30 pmCHS - PHL
Nonstop1h 49mMultiple Airlines
Deal found 9/14$137
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:55 pmPHL - CHS
Nonstop1h 57mFrontier
Mon 11/177:37 pmCHS - PHL
Nonstop1h 49mFrontier
Deal found 9/15$139
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/217:14 pmPHL - CHS
Nonstop2h 04mAmerican Airlines
Sat 11/13:30 pmCHS - PHL
Nonstop1h 55mAmerican Airlines
Deal found 9/14$140
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:50 pmPHL - CHS
1 stop11h 16mSpirit Airlines
Mon 10/610:11 amCHS - PHL
1 stop8h 38mSpirit Airlines
Deal found 9/15$142
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:15 amPHL - CHS
1 stop5h 30mMultiple Airlines
Mon 11/177:37 pmCHS - PHL
Nonstop1h 49mMultiple Airlines
Deal found 9/15$145
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:15 amPHL - CHS
1 stop10h 00mFrontier
Mon 10/203:25 pmCHS - PHL
Nonstop1h 48mFrontier
Deal found 9/14$147
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/117:14 pmPHL - CHS
Nonstop2h 04mAmerican Airlines
Sat 10/186:35 amCHS - PHL
Nonstop1h 50mAmerican Airlines
Deal found 9/14$149
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/512:33 pmPHL - CHS
Nonstop1h 58mFrontier
Fri 10/108:53 amCHS - PHL
Nonstop1h 47mFrontier
Deal found 9/14$150
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:15 amPHL - CHS
1 stop5h 30mSpirit Airlines
Sun 11/165:40 pmCHS - PHL
1 stop6h 52mSpirit Airlines
Deal found 9/14$152
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/175:15 amPHL - CHS
1 stop5h 30mSpirit Airlines
Thu 11/205:40 pmCHS - PHL
1 stop6h 52mSpirit Airlines
Deal found 9/14$153

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Charleston 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 16, 2025.
Use the filters below to find and compare flights from Philadelphia to Charleston that are best for you.

Fly from

Philadelphia

Fly to

Charleston

Route

Depart

Return

Price

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Sat 11/8

2:20 pm-8:35 pm

1 stop6h 15m

Charleston

Tue 11/11

6:00 am-12:55 pm

1 stop6h 55m

$159

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Tue 11/11

12:05 pm-6:40 pm

1 stop6h 35m

Charleston

Sat 11/15

8:00 am-4:30 pm

2 stops8h 30m

$164

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Fri 12/12

5:15 am-10:45 am

1 stop5h 30m

Charleston

Sun 12/14

5:40 pm-12:32 am

1 stop6h 52m

$181

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Tue 11/4

12:05 pm-6:40 pm

1 stop6h 35m

Charleston

Fri 11/7

6:15 am-3:55 pm

2 stops9h 40m

$194

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Fri 10/31

5:30 am-3:45 pm

1 stop10h 15m

Charleston

Tue 11/4

6:00 am-12:55 pm

1 stop6h 55m

$194

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Sat 11/1

5:02 pm-11:59 pm

1 stop6h 57m

Charleston

Wed 11/5

5:35 am-9:30 am

1 stop3h 55m

$197

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Tue 11/11

6:30 am-1:25 pm

1 stop6h 55m

Charleston

Tue 11/18

3:47 pm-10:50 pm

1 stop7h 03m

$197

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Tue 10/7

6:50 am-1:25 pm

1 stop6h 35m

Charleston

Sat 10/11

4:14 pm-10:13 pm

1 stop5h 59m

$197

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Sun 11/16

12:37 pm-2:31 pm

Nonstop1h 54m

$36

PhiladelphiaCharleston

PHL - CHS

PHLCHS

Philadelphia

Sat 12/13

5:15 am-10:45 am

1 stop5h 30m

$62

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

The best insider tips for Philadelphia to Charleston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Charleston trip
Airports
PHL

For a quick check-in, verify your airline’s terminal before arriving. Terminals are spread out, and only some are connected by indoor walkways.

Read more about PHLby Mark Chesnut
CHS

Use rideshare services for convenient transport from CHS. They are more frequent and reliable than taxis, which may need to be called.

Read more about CHSby Ramsey Qubein
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on CHS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Philadelphia to Charleston

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

How far ahead should I book a flight from Philadelphia to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Charleston. Price data was last updated on September 12, 2025.

The best time to book flights from Philadelphia to Charleston is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Charleston (average of $217). Flying from Philadelphia to Charleston in March is currently the most expensive (average of $335). 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 PHL to CHS?

Find hourly flight availability from Philadelphia to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

It’s typically best to fly out from Philadelphia to Charleston at noon. Doing so could potentially save you 31% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Philadelphia to Charleston?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Charleston. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Philadelphia to Charleston flight should consider departing on Monday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Southwest, Delta, and American Airlines from Philadelphia to Charleston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,019 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,174 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • What airports do I use to fly from Philadelphia to Charleston?

    Charleston is the airport most travelers will use when flying to Charleston from Philadelphia. Booking flights from Philadelphia (PHL) to Charleston (CHS) should be relatively easy as there are 8 daily flights to Charleston from 6 different airlines. 1h 55m is how long a flight from Philadelphia to Charleston will take if you book a nonstop flight.

  • How popular is this Philadelphia to Charleston flight route?

    This flight path from Philadelphia to Charleston was viewed by 20 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Philadelphia to Charleston?

    There are many flights that can get you from Philadelphia to Charleston in 5h 30m. Fly via Southwest or Spirit Airlines to get the fastest option. The distance between Philadelphia and Charleston is about 551 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Spirit Airlines ($78), Frontier ($90), and Delta ($135) offers the cheapest pricing from Philadelphia to Charleston. These flights start at 75% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Philadelphia to Charleston one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $36. Users have also found prices from $62 and $80 on Spirit Airlines and Southwest, respectively.

  • What are the most reliable airlines from Philadelphia to Charleston?

    The top 3 most reliable airlines when flying from Philadelphia to Charleston are Frontier (83%), PSA Airlines (78%) and American Airlines (76%).

  • What are the cheapest flights from Philadelphia to Charleston?

    On average you can expect to pay $284 for a flight from Philadelphia to Charleston. The cheapest flight overall is $65 while the most popular route, (Philadelphia - Charleston) is currently priced at $103.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Charleston (average of $217). Flying from Philadelphia to Charleston in March is currently the most expensive (average of $335). 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

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Charleston
Summerville
Walterboro
Mount Pleasant
Isle of Palms
Santee
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Philadelphia to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Philadelphia to Charleston

Discover the top 6 airlines that operate flights from Philadelphia to Charleston. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$192FlexibilityNo cancel feeOn-time65%
FrontierCheapest$90Average$177FlexibilityNo cancel feeOn-time62%
DeltaCheapest$135Average$340FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$181Average$355FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$260Average$388FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$286Average$395FlexibilityNo cancel feeOn-time63%

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