Cheap Flights from Philadelphia (PHL) to Greenville (GMU)

Popular airlines from Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown)

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Find available prices by choosing your travel dates.
Flights from Philadelphia (PHL) to Greenville (GMU)
Origin airport
Philadelphia Intl.
Destination airport
Greenville Downtown
Distance
522 mi

Philadelphia to Greenville Flights

The cheapest times to fly from Philadelphia to Greenville

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 Greenville are during the month of . You can find some of the cheapest flights from Philadelphia to Greenville with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Philadelphia to Greenville

Sunday is one of the best days to book for cheap flights from Philadelphia to Greenville: 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 Greenville

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 Greenville 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 Greenville 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 Greenville 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 Greenville, SC (GMU-Greenville Downtown) cost?
Discover the latest flight deals from PHL to GMU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PHL to GMU?
The cheapest flights from PHL to GMU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PHL to GMU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PHL to GMU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown)?
Direct flights from Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filters. Enter your travel dates and choose either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from PHL to GMU?
Typically you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline 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 Greenville, SC (GMU-Greenville Downtown)?
To avoid potential delays on the Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown) route, fly before 3 PM. Later departures are 22% more likely to be canceled.**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.
What airports do you fly into for Greenville from Philadelphia Intl. Airport (PHL)?
Check out your flight options from Philadelphia Intl. Airport (PHL) to Greenville-Spartanburg Intl. Airport (GSP). This is the only airport in Greenville you can fly into if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown) last-minute?
Booking your plane ticket from PHL to GMU right before your journey is usually more expensive. But if there’s some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a PHL to GMU flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to GMU flight and hotel package with Expedia could lead to significant savings. What’s more, having it all in one place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Greenville, SC (GMU-Greenville Downtown)?
If you booked your PHL to GMU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.