$331 Cheap Flights from Philadelphia (PHL) to Gustavia (SBH)

View $331 flight on Sat, Feb 7, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Gustavia (SBH-Gustaf III)

Cheap Flights from Philadelphia to Gustavia (PHL-SBH)

Prices were available within the past 7 days and start at $331 for one-way flights and $675 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Dec 6 - Fri, Dec 12
PHL
Philadelphia
SBH
Gustavia
$675 Roundtrip, found 2 days ago
$675
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Philadelphia to Gustavia, returning Fri, Dec 12, priced at $675 found 2 days ago
JetBlue Airways
Sat, Jan 10 - Fri, Jan 16
PHL
Philadelphia
SBH
Gustavia
$685 Roundtrip, found 3 days ago
$685
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Jan 10 from Philadelphia to Gustavia, returning Fri, Jan 16, priced at $685 found 3 days ago
JetBlue Airways
Sat, Dec 6 - Fri, Dec 12
PHL
Philadelphia
SBH
Gustavia
$695 Roundtrip, found 3 days ago
$695
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Philadelphia to Gustavia, returning Fri, Dec 12, priced at $695 found 3 days ago
JetBlue Airways
Mon, Jan 12 - Thu, Jan 22
PHL
Philadelphia
SBH
Gustavia
$710 Roundtrip, found 2 days ago
$710
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Jan 12 from Philadelphia to Gustavia, returning Thu, Jan 22, priced at $710 found 2 days ago
JetBlue Airways
Sat, Dec 6 - Fri, Dec 12
PHL
Philadelphia
SBH
Gustavia
$715 Roundtrip, found 2 days ago
$715
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Philadelphia to Gustavia, returning Fri, Dec 12, priced at $715 found 2 days ago
JetBlue Airways
Sat, Jan 10 - Fri, Jan 16
PHL
Philadelphia
SBH
Gustavia
$725 Roundtrip, found 3 days ago
$725
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Jan 10 from Philadelphia to Gustavia, returning Fri, Jan 16, priced at $725 found 3 days ago
JetBlue Airways
Sat, Dec 6 - Fri, Dec 12
PHL
Philadelphia
SBH
Gustavia
$740 Roundtrip, found 2 days ago
$740
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Philadelphia to Gustavia, returning Fri, Dec 12, priced at $740 found 2 days ago
JetBlue Airways
Wed, Apr 8 - Fri, Apr 10
PHL
Philadelphia
SBH
Gustavia
$744 Roundtrip, found 1 hour ago
$744
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Apr 8 from Philadelphia to Gustavia, returning Fri, Apr 10, priced at $744 found 1 hour ago
JetBlue Airways
Sat, Jan 10 - Fri, Jan 16
PHL
Philadelphia
SBH
Gustavia
$750 Roundtrip, found 3 days ago
$750
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Jan 10 from Philadelphia to Gustavia, returning Fri, Jan 16, priced at $750 found 3 days ago
JetBlue Airways
Sat, Dec 6 - Fri, Dec 12
PHL
Philadelphia
SBH
Gustavia
$752 Roundtrip, found 2 days ago
$752
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Dec 6 from Philadelphia to Gustavia, returning Fri, Dec 12, priced at $752 found 2 days ago

Alternative airports near Gustavia

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 $603
SXM
Princess Juliana Intl.
Cheapest
Flights from $603
Select flight to Clayton J. Lloyd Intl. AXA. Flights from $1,230
AXA
Clayton J. Lloyd Intl.
Flights from $1,230

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH) cost?
Grab a cheap one-way flight from $331 or cheap return flight from $675 from Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH) 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 Gustaf III Airport (SBH)?
The cheapest month to fly from PHL to SBH is December, when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PHL to SBH. Then, 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 Gustaf III Airport (SBH)?
You'll have to book a flight with a layover if you're traveling from Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from PHL to SBH?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including the time of year and carrier.*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 Gustaf III Airport (SBH)?
To avoid potential delays on the Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH) route, aim to fly before 3 PM. Later flights 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.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH) last-minute?
Booking your flight from PHL to SBH right before your journey is generally more expensive. However, if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a PHL to SBH flight and hotel package?
Securing a PHL to SBH flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick 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 Philadelphia Intl. Airport (PHL) to Gustaf III Airport (SBH)?
If you reserved your PHL to SBH flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Gustaf III
Roundtrip price
$675
Distance
1689 mi

Book with confidence

Book with confidence

Philadelphia to Gustavia Flights

The cheapest times to fly from Philadelphia to Gustavia

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

 

The best time to book a flight from Philadelphia to Gustavia

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

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 Gustavia in 2025. You can also book with separate airlines for your outbound and return journeys, from $331 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 Gustavia 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 Gustavia 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.

 

Philadelphia to Gustavia Flights

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*Available to One Key members.