Cheap flights from Philadelphia to Charleston from $98

The cheapest month to fly to Charleston from Philadelphia is in November. Flight prices, which tend to average around $338, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Charleston, with average flight prices from Philadelphia averaging around $358.

The cheapest day to depart from Philadelphia to Charleston is on a Tuesday. Travelers who choose to depart for Charleston on a Tuesday will often find tickets for as low as $369. The most expensive day to fly to Charleston is Sunday, with ticket prices averaging around $465.

The cheapest time of day to fly to Charleston is in the morning when flights can be purchased for as low as $384. In the afternoon is when there is more demand to fly to Charleston, so prices are often more expensive at around $422 per ticket.

Fly from Philadelphia to Charleston for the best Philadelphia - Charleston flight prices

You are more likely to see cheaper flights to Charleston from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from Philadelphia for as low as $353 on momondo.

There are 3 cabin classes available to choose from on Philadelphia to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 23% on your flight if you consider stops on a Philadelphia to Charleston flight.

As of September 2026, prices for Philadelphia to Charleston flights are approximately 139% more expensive when compared to flights at the same time last year.

Southwest is the most popular carrier operating from Philadelphia to Charleston

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Charleston from Philadelphia according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Charleston. Keep in mind that there are 9 different airlines that fly to Charleston on a routine basis, so you have a few additional options to choose from.

Atlanta (ATL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Atlanta (ATL) offer the lowest average round-trip price of $364.

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 3h 55m.

Washington, D.C. (IAD) has the shortest average layover time for this route: 0h 47m.

As of September 2026, 7 flights take off from Philadelphia and land in Charleston each day. The most common flight departure time for this route is 9:00PM, with 58% of daily flights taking off in the evening.

As of September 2026, 49 flights take off from Philadelphia and land in Charleston each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.