$514 Cheap Flights from Philipsburg (SXM) to London (LHR)

Popular airlines from Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR)

Find available prices by choosing your travel dates.

Cheap Flights from Philipsburg to London (SXM-LHR)

Prices were available within the past 7 days and start at $514 for one-way flights and $896 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Air Canada
Air Canada
JetBlue Airways
JetBlue Airways
JetBlue Airways
Air Canada
WestJet
United
KLM
Flights from Philipsburg (SXM) to London (LHR)
Origin airport
Princess Juliana Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, Delta, JetBlue Airways, KLM, United
Roundtrip price
$896
Distance
4079 mi

Philipsburg to London Flights

The cheapest times to fly from Philipsburg to London

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

The best time to book a flight from Philipsburg to London

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

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 London in 2025. You can also book with separate airlines for your outbound and return journeys, from $514 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 London 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 London 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 Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR) cost?
Discover the latest flight deals from SXM to LHR 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 SXM to LHR?
The cheapest flights from SXM to LHR 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 SXM to LHR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SXM to LHR. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR)?
You’ll need to take a flight with a layover when traveling from Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from SXM to LHR?
Friday is usually the busiest day for flights, while Tuesday tends to be 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 Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR)?
To avoid potential delays on the Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR) route, travel before 3 PM. Departures after this hour 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 Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR) last-minute?
Last-minute fares from SXM to LHR are usually more expensive. To lock in the best rates, start looking for flights well in advance. That being said, if you’re flexible with your travel plans, it’s possible to find a cheap fare just before your departure.
Is it cheaper to book a SXM to LHR flight and hotel package?
Opting for a SXM to LHR flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Princess Juliana Intl. Airport (SXM) to Heathrow Airport (LHR)?
Usually, it’s possible to reschedule or cancel your SXM to LHR flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.