Cheap Flights from Philadelphia (PHL) to Mount Pleasant (MPN)

Popular airlines from Philadelphia Intl. Airport (PHL) to Mount Pleasant (MPN)

Cheap Flights from Philadelphia to Mount Pleasant (PHL-MPN)

Prices were available within the past 7 days and start at for one-way flights and $3,247 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Thu, Nov 6 - Sat, Nov 15
PHL
Philadelphia
MPN
Mount Pleasant
$3,247 Roundtrip, found 1 hour ago
$3,247
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Thu, Nov 6 from Philadelphia to Mount Pleasant, returning Sat, Nov 15, priced at $3,247 found 1 hour ago
LATAM Airlines Group
Wed, Nov 5 - Sat, Nov 15
PHL
Philadelphia
MPN
Mount Pleasant
$3,263 Roundtrip, found 1 hour ago
$3,263
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Wed, Nov 5 from Philadelphia to Mount Pleasant, returning Sat, Nov 15, priced at $3,263 found 1 hour ago
LATAM Airlines Group
Thu, Nov 6 - Sat, Nov 8
PHL
Philadelphia
MPN
Mount Pleasant
$3,387 Roundtrip, found 1 hour ago
$3,387
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Thu, Nov 6 from Philadelphia to Mount Pleasant, returning Sat, Nov 8, priced at $3,387 found 1 hour ago
LATAM Airlines Group
Wed, Nov 5 - Sat, Nov 8
PHL
Philadelphia
MPN
Mount Pleasant
$3,403 Roundtrip, found 1 hour ago
$3,403
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Wed, Nov 5 from Philadelphia to Mount Pleasant, returning Sat, Nov 8, priced at $3,403 found 1 hour ago
LATAM Airlines Group
Thu, Nov 6 - Sat, Nov 8
PHL
Philadelphia
MPN
Mount Pleasant
$3,501 Roundtrip, found 1 day ago
$3,501
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Thu, Nov 6 from Philadelphia to Mount Pleasant, returning Sat, Nov 8, priced at $3,501 found 1 day ago
LATAM Airlines Group
Wed, Nov 5 - Sat, Nov 8
PHL
Philadelphia
MPN
Mount Pleasant
$3,517 Roundtrip, found 1 day ago
$3,517
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Wed, Nov 5 from Philadelphia to Mount Pleasant, returning Sat, Nov 8, priced at $3,517 found 1 day ago
Flights from Philadelphia (PHL) to Mount Pleasant (MPN)
Origin airport
Philadelphia Intl.
Destination airport
Mount Pleasant
Roundtrip price
$3,247
Distance
6415 mi

Philadelphia to Mount Pleasant Flights

The cheapest times to fly from Philadelphia to Mount Pleasant

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Mount Pleasant are during the month of November. You can find some of the cheapest flights from Philadelphia to Mount Pleasant with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Mount Pleasant

Sunday is one of the best days to book for cheap flights from Philadelphia to Mount Pleasant: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Mount Pleasant

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Mount Pleasant in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Mount Pleasant flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Mount Pleasant airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN) cost?
Grab a cheap one-way flight or cheap return flight from $3,247 from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN)?
November is the cheapest month to fly from PHL to MPN. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN)?
To find the cheapest airline that'll fly you from PHL to MPN, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN)?
Nonstop flights from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to MPN?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN)?
Choose a flight from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN) last-minute?
Booking your plane ticket from PHL to MPN right before your getaway is usually more expensive. But if there's some wiggle room with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a PHL to MPN flight and hotel package?
You can save money by booking a PHL to MPN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After choosing your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Mount Pleasant Airport (MPN)?
Generally, it's possible to reschedule or cancel your PHL to MPN flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.