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Find low faresSouthwest® flights from Charleston to Philadelphia from $166
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1 Passenger
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Low fares from Charleston to Philadelphia
$
Charleston (CHS)to
Philadelphia (PHL)
Depart: 03/24/2026
One-way
Basic
From
$166
Seen: 16 minutes ago
Charleston (CHS)to
Philadelphia (PHL)
Depart: 02/25/2026
One-way
Basic
From
$166
Seen: 21 hrs ago
Charleston (CHS)to
Philadelphia (PHL)
Depart: 03/25/2026
One-way
Basic
From
$166
Seen: 14 minutes ago
Charleston (CHS)to
Philadelphia (PHL)
Depart: 02/04/2026
One-way
Basic
From
$171
Seen: 17 hrs ago
Charleston (CHS)to
Philadelphia (PHL)
Depart: 04/16/2026
One-way
Basic
From
$183
Seen: 18 hrs ago
Charleston (CHS)to
Philadelphia (PHL)
Depart: 02/26/2026
One-way
Basic
From
$183
Seen: 23 hrs ago
Explore flights from Charleston to Philadelphia
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Flight Details
Departing from:
Charleston International Airport
Arriving at:
Philadelphia International Airport
Distance:
550 miles
Route Information
64† Weekly flights
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
There are 64 weekly flights from Charleston to Philadelphia on Southwest Airlines.
To find the lowest fares by day and time to fly Charleston to Philadelphia with Southwest, check out our Low Fare Calendar.
You can rent a car at Philadelphia International Airport book yours with your flight.
Yes! Flights from Charleston to Philadelphia—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.