$677 Cheap Flights from Philipsburg (SXM) to Sofia (SOF)

View $677 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)

Cheap Flights from Philipsburg to Sofia (SXM-SOF)

Prices were available within the past 7 days and start at $677 for one-way flights and $1,222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,222 Roundtrip, found 13 hours ago
$1,222
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,222 found 13 hours ago
JetBlue Airways
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,237 Roundtrip, found 13 hours ago
$1,237
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,237 found 13 hours ago
JetBlue Airways
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,267 Roundtrip, found 13 hours ago
$1,267
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,267 found 13 hours ago
JetBlue Airways
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,282 Roundtrip, found 13 hours ago
$1,282
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,282 found 13 hours ago
JetBlue Airways
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,313 Roundtrip, found 13 hours ago
$1,313
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,313 found 13 hours ago
United
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,313 Roundtrip, found 13 hours ago
$1,313
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,313 found 13 hours ago
United
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,322 Roundtrip, found 13 hours ago
$1,322
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,322 found 13 hours ago
Air Canada
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,336 Roundtrip, found 13 hours ago
$1,336
Roundtrip
found 13 hours ago
Select Air Canada flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,336 found 13 hours ago
Air France
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,697 Roundtrip, found 13 hours ago
$1,697
Roundtrip
found 13 hours ago
Select Air France flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,697 found 13 hours ago
KLM
Sat, Nov 22 - Sat, Nov 29
SXM
Saint Martin
SOF
Sofia
$1,761 Roundtrip, found 13 hours ago
$1,761
Roundtrip
found 13 hours ago
Select KLM flight, departing Sat, Nov 22 from Saint Martin to Sofia, returning Sat, Nov 29, priced at $1,761 found 13 hours ago

Frequently asked questions

How much does a flight from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF) cost?
Grab a cheap one-way flight from $677 or cheap return flight from $1,222 from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF) 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 Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)?
Flying in November is a great way to save, as it's the cheapest month for flights between SXM and SOF. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SXM to SOF flight.
How many flights per day from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)?
Nonstop flights from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SXM to SOF?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can change based 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 Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)?
To reach Sofia Airport (SOF) on time, pick a flight that leaves from Princess Juliana Intl. Airport (SXM) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF) last-minute?
Booking your ticket from SXM to SOF right before your getaway is usually more expensive. However, if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a SXM to SOF flight and hotel package?
You'll typically save money by booking a SXM to SOF 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 convenient place. After choosing your preferred flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Princess Juliana Intl. Airport (SXM) to Sofia Airport (SOF)?
If you reserved your SXM to SOF flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Princess Juliana Intl.
Destination airport
Sofia
Airlines serving
Air Canada, Air France, KLM, United
Roundtrip price
$1,221
Distance
5207 mi

Book with confidence

Philipsburg to Sofia Flights

The cheapest times to fly from Philipsburg to Sofia

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

 

The best time to book a flight from Philipsburg to Sofia

Sunday is one of the best days to book for cheap flights from Philipsburg to Sofia: 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 Philipsburg to Sofia

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 Philipsburg to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $677 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 Philipsburg to Sofia 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 Philipsburg to Sofia 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.

 

Philipsburg to Sofia Flights

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*Available to One Key members.