$654 Cheap Flights from Sofia (SOF) to Greenville (GSP)

View $654 flight on Mon, Jul 6, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)

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Cheap Flights from Sofia to Greenville (SOF-GSP)

Prices were available within the past 7 days and start at $654 for one-way flights and $793 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$793 Roundtrip, found 5 days ago
$793
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $793 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$799 Roundtrip, found 5 days ago
$799
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $799 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$806 Roundtrip, found 5 days ago
$806
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $806 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$811 Roundtrip, found 5 days ago
$811
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $811 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$812 Roundtrip, found 5 days ago
$812
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $812 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$821 Roundtrip, found 5 days ago
$821
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $821 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$824 Roundtrip, found 5 days ago
$824
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $824 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$833 Roundtrip, found 5 days ago
$833
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $833 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$843 Roundtrip, found 5 days ago
$843
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $843 found 5 days ago
Lufthansa
Thu, Apr 23 - Thu, Apr 30
SOF
Sofia
GSP
Greenville
$849 Roundtrip, found 5 days ago
$849
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Apr 23 from Sofia to Greenville, returning Thu, Apr 30, priced at $849 found 5 days ago

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Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP) cost?
Snag a cheap one-way flight from $654 or cheap return flight from $793 from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)?
Planning your trip for April can help you save, as it's the cheapest month for flights between SOF and GSP. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SOF to GSP flight.
How many flights per day from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)?
There aren't any daily direct flights available from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from SOF to GSP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)?
Select a flight from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 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.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP) last-minute?
Last-minute fares from SOF to GSP are usually more expensive. To lock in the lowest prices, start searching for flights as early as possible. That said, if your travel plans are flexible, you may find a cheap ticket just before your departure.
Is it cheaper to book a SOF to GSP flight and hotel package?
Securing a SOF to GSP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Greenville-Spartanburg Intl. Airport (GSP)?
It's generally possible to cancel or reschedule your SOF to GSP flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Sofia
Destination airport
Greenville-Spartanburg Intl.
Roundtrip price
$793
Distance
5317 mi

Book with confidence

Sofia to Greenville Flights

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

 

The best time to book a flight from Sofia to Greenville

Sunday is one of the best days to book for cheap flights from Sofia 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 Sofia 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 Sofia to Greenville in 2026. You can also book with separate airlines for your outbound and return journeys, from $654 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 Sofia 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 Sofia 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.

 

Sofia to Greenville Flights

*Flight schedules are subject to change.

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*Available to One Key members.