$115 Cheap Flights from Buffalo (BUF) to Philipsburg (SXM)

View $115 flight on Sat, Jan 10, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Buffalo to Philipsburg (BUF-SXM)

Prices were available within the past 7 days and start at $115 for one-way flights and $311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Nov 16 - Sat, Nov 22
BUF
Buffalo
SXM
Saint Martin
$311 Roundtrip, found 3 hours ago
$311
Roundtrip
found 3 hours ago
Select Delta flight, departing Sun, Nov 16 from Buffalo to Saint Martin, returning Sat, Nov 22, priced at $311 found 3 hours ago
American Airlines
Sat, Dec 6 - Sat, Dec 13
BUF
Buffalo
SXM
Saint Martin
$316 Roundtrip, found 5 hours ago
$316
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Dec 6 from Buffalo to Saint Martin, returning Sat, Dec 13, priced at $316 found 5 hours ago
American Airlines
Sat, Jan 10 - Sat, Jan 24
BUF
Buffalo
SXM
Saint Martin
$317 Roundtrip, found 17 hours ago
$317
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sat, Jan 10 from Buffalo to Saint Martin, returning Sat, Jan 24, priced at $317 found 17 hours ago
United
Sun, Nov 16 - Sun, Nov 23
BUF
Buffalo
SXM
Saint Martin
$318 Roundtrip, found 3 hours ago
$318
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Nov 16 from Buffalo to Saint Martin, returning Sun, Nov 23, priced at $318 found 3 hours ago
American Airlines
Sat, Jan 10 - Sat, Jan 24
BUF
Buffalo
SXM
Saint Martin
$318 Roundtrip, found 17 hours ago
$318
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sat, Jan 10 from Buffalo to Saint Martin, returning Sat, Jan 24, priced at $318 found 17 hours ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
BUF
Buffalo
SXM
Saint Martin
$321 Roundtrip, found 8 hours ago
$321
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Buffalo to Saint Martin, returning Sun, Feb 8, priced at $321 found 8 hours ago
American Airlines
Sat, Dec 6 - Sat, Dec 13
BUF
Buffalo
SXM
Saint Martin
$322 Roundtrip, found 5 hours ago
$322
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Dec 6 from Buffalo to Saint Martin, returning Sat, Dec 13, priced at $322 found 5 hours ago
American Airlines
Sat, Dec 6 - Tue, Dec 16
BUF
Buffalo
SXM
Saint Martin
$322 Roundtrip, found 3 days ago
$322
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Dec 6 from Buffalo to Saint Martin, returning Tue, Dec 16, priced at $322 found 3 days ago
JetBlue Airways
Wed, Dec 10 - Fri, Dec 26
BUF
Buffalo
SXM
Saint Martin
$348 Roundtrip, found 23 hours ago
$348
Roundtrip
found 23 hours ago
Select JetBlue Airways flight, departing Wed, Dec 10 from Buffalo to Saint Martin, returning Fri, Dec 26, priced at $348 found 23 hours ago
Air Canada
Tue, Feb 3 - Wed, Feb 11
BUF
Buffalo
SXM
Saint Martin
$1,104 Roundtrip, found 12 hours ago
$1,104
Roundtrip
found 12 hours ago
Select Air Canada flight, departing Tue, Feb 3 from Buffalo to Saint Martin, returning Wed, Feb 11, priced at $1,104 found 12 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Simpson Bay (SXM)

December is typically the cheapest month to fly

From $392 - $1,203 per traveler.

Alternative airports near Simpson Bay

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Princess Juliana Intl. SXM. Cheapest option available. Flights from $311
SXM
Princess Juliana Intl.
Cheapest
Flights from $311
Flights from Buffalo (BUF) to Philipsburg (SXM)
Origin airport
Buffalo Niagara Intl.
Destination airport
Princess Juliana Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$311
Distance
1947 mi

Buffalo to Philipsburg Flights

The cheapest times to fly from Buffalo to Philipsburg

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

 

The best time to book a flight from Buffalo to Philipsburg

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

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 Buffalo to Philipsburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $115 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 Buffalo to Philipsburg 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 Buffalo to Philipsburg 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 Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM) cost?
Secure a cheap one-way flight from $115 or cheap return flight from $311 from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)?
Flying in November is a good way to save, as it's the cheapest month for flights between BUF and SXM. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)?
To find the cheapest airline that'll fly you from BUF to SXM, use Expedia's filter tool. Customize your search based on what's important to you, 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 Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)?
Direct flights from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BUF to SXM?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)?
To touch down at Princess Juliana Intl. Airport (SXM) on schedule, book a flight that takes off from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood 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 Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM) last-minute?
Booking your ticket from BUF to SXM just before your getaway is usually more expensive. However, if you're flexible with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book a BUF to SXM flight and hotel package?
Compared with arranging hotels and flights separately, booking a BUF to SXM flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place takes the hassle out of travel planning. Just secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Princess Juliana Intl. Airport (SXM)?
In most cases, you're able to reschedule or cancel your BUF to SXM flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.