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Cheap flights from London to Saint Martin Island from £337

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Saint Martin Island

Enter your travel dates to find the best prices.

Cheapest flights from London to Saint Martin Island
Explore the most affordable flight options available from London to Saint Martin Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Sat 26/918:35
LHR
-
SXM
2 stops24h 15m
Delta
Fri 2/1015:20
SXM
-
LHR
1 stop15h 00m
Delta
Deal found 12/5£720
Fri 6/1109:55
LHR
-
SXM
1 stop30h 15m
American Airlines
Fri 20/1117:24
SXM
-
LHR
1 stop14h 06m
American Airlines
Deal found 10/5£734
Tue 6/1019:25
LHR
-
SXM
2 stops24h 40m
American Airlines
Tue 24/1114:51
SXM
-
LHR
1 stop16h 49m
American Airlines
Deal found 8/5£736
Sat 26/917:25
LHR
-
SXM
2 stops24h 50m
American Airlines
Fri 2/1014:50
SXM
-
LHR
2 stops25h 50m
American Airlines
Deal found 12/5£741
Fri 22/516:20
LHR
-
SXM
1 stop26h 46m
Delta
Sat 6/615:45
SXM
-
LHR
1 stop15h 20m
Delta
Deal found 9/5£755
Thu 12/1118:00
LHR
-
SXM
1 stop24h 35m
Air Canada
Sat 28/1115:10
SXM
-
LHR
2 stops25h 25m
Air Canada
Deal found 10/5£763
Fri 6/1115:00
LHR
-
SXM
2 stops27h 10m
Air Canada
Fri 20/1115:35
SXM
-
LHR
2 stops35h 35m
Air Canada
Deal found 10/5£782
Wed 10/609:40
LGW
-
SXM
1 stop33h 40m
Multiple Airlines
Thu 18/615:20
SXM
-
LGW
1 stop14h 25m
Multiple Airlines
Deal found 9/5£846
Wed 10/610:45
LGW
-
SXM
2 stops32h 35m
WestJet
Thu 18/615:20
SXM
-
LGW
2 stops37h 05m
WestJet
Deal found 8/5£876
Thu 25/614:30
LGW
-
SXM
2 stops27h 52m
American Airlines
Thu 2/716:45
SXM
-
LGW
2 stops34h 55m
American Airlines
Deal found 11/5£912
Sat 23/510:05
LGW
-
SXM
1 stop32h 55m
Multiple Airlines
Sun 31/517:40
SXM
-
LGW
1 stop30h 50m
Multiple Airlines
Deal found 11/5£912
Thu 12/1118:55
LCY
-
SXM
1 stop24h 35m
KLM
Sat 28/1118:50
SXM
-
LCY
2 stops18h 30m
KLM
Deal found 10/5£1,015

Find flight deals from London to Saint Martin Island

Keep the following information in mind while searching for London to Saint Martin Island flight deals. Data was last updated 12 May 2026.

Round-trip from

£720

One-way from

£337

Popular in

July

Cheapest in

September

Average price

£932
Delta
  • Delta
  • 26/9-2/10
  • 3 total stops
  • 39h 15m total
  • London to Saint Martin Island
Search Deals
2/6
  • 2/6
  • 3 total stops
  • 49h 20m total
  • London to Saint Martin Island
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Saint Martin Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from London to Saint Martin Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 12/6

14:00-17:00

2 stops32h 00m

Simpson Bay Princess Juliana

Mon 22/6

15:20-16:55

2 stops20h 35m

£786

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Wed 10/6

09:40-14:20

1 stop33h 40m

Simpson Bay Princess Juliana

Thu 18/6

15:20-10:45

1 stop14h 25m

£846

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 22/5

18:55-14:06

2 stops24h 11m

Simpson Bay Princess Juliana

Sat 6/6

15:45-12:05

1 stop15h 20m

£877

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 1/6

09:55-15:42

1 stop34h 47m

Simpson Bay Princess Juliana

Fri 5/6

16:43-06:55

1 stop33h 12m

£895

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Thu 25/6

14:30-13:22

2 stops27h 52m

Simpson Bay Princess Juliana

Thu 2/7

16:45-08:40

2 stops34h 55m

£912

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sat 23/5

10:05-14:00

1 stop32h 55m

Simpson Bay Princess Juliana

Sun 31/5

17:40-05:30

1 stop30h 50m

£914

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 1/6

18:05-13:50

2 stops24h 45m

Simpson Bay Princess Juliana

Fri 5/6

13:40-12:10

2 stops17h 30m

£951

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 27/7

18:05-13:51

2 stops24h 46m

Simpson Bay Princess Juliana

Sat 8/8

14:22-12:50

2 stops17h 28m

£971

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sat 20/6

10:05-09:05

2 stops28h 00m

Simpson Bay Princess Juliana

Sun 28/6

10:20-05:30

2 stops14h 10m

£972

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 8/7

09:55-13:19

1 stop32h 24m

Simpson Bay Princess Juliana

Tue 8/9

16:39-06:55

1 stop33h 16m

£992

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Showing 1-10 of 45 resultsSorted by cheapest first
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Best time to book a flight from London to Saint Martin Island

Have a flexible travel schedule? Discover the best time to fly to Saint Martin Island from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Saint Martin Island

How far ahead should I book a flight from London to Saint Martin Island?

To ensure you get the cheapest price possible for a flight from London to Saint Martin Island, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to Saint Martin Island?

Currently, May is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £298). Flying from London to Saint Martin Island in August is currently the most expensive (average of £673). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Saint Martin Island

Get insights into the airlines that provide service to Saint Martin Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Martin Island. Reviews last updated 12 May 2026.
Read through reviews of airlines operating flights from London to Saint Martin Island, such as KLM,Finnair, andAir France. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,517 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Finnair
7.6
Good
1,393 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air France
7.4
Good
1,587 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
American Airlines
7.1
Good
11,667 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air Canada
7.1
Good
11,022 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from London to Saint Martin Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Saint Martin Island?

    American Airlines, Delta, and KLM can get you from London to Saint Martin Island in just under 24h 11m. Your travel time can differ by up to 5h 39m. The distance from London to Saint Martin Island is about 4077 mi. This flight may include one or multiple stops.

  • What are the most popular routes from London to Saint Martin Island?

    While some choose either London Gatwick - Simpson Bay Princess Juliana or London City - Simpson Bay Princess Juliana, London Heathrow - Simpson Bay Princess Juliana is the most popular route from London to Saint Martin Island.

  • Can I find deals for flights from London to Saint Martin Island that include hotel bookings?

    Yes. In addition to deals on London to Saint Martin Island flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Saint Martin Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Saint Martin Island.

  • Can I find deals for business class flights from London to Saint Martin Island?

    Yes. Cheapflights offers flight deals from London to Saint Martin Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Saint Martin Island?

    Currently, May is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £298). Flying from London to Saint Martin Island in August is currently the most expensive (average of £673). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Saint Martin Island

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Havana flights
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Manchester to Punta Cana flights
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Gatwick to Luis Munoz Marin Intl flights
Heathrow to Oranjestad flights
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Manchester to Montego Bay flights
Gatwick to Willemstad flights
Gatwick to Oranjestad flights
Stansted to Luis Munoz Marin Intl flights
Gatwick to Roseau flights
Gatwick to St. George's flights

Top 8 airlines flying from London to Saint Martin Island

Discover the top 8 airlines that operate flights from London to Saint Martin Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 May 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£475Average£660FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£504Average£1,080FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£643Average£1,031FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£668Average£1,103FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£682Average£844FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£683Average£828FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£685Average£879FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£722Average£740FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Saint Martin Island?

Deals for London to Saint Martin Island flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Saint Martin Island?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Saint Martin Island from London.

Can Cheapflights find flights from London to Saint Martin Island with no change fees?

Yes, we can. To see specific flights from London to Saint Martin Island with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Saint Martin Island become cheaper?

Of course! You can now track prices for flights from London to Saint Martin Island and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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