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Cheap flights from London to Saint Martin Island from £427

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
3 Jun — 10 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 4 May 2026.

Wed 30/1216:40
LHR
-
SXM
1 stop23h 40m
Delta
Wed 13/113:40
SXM
-
LHR
1 stop15h 20m
Delta
Deal found 3/5£723
Sat 6/606:35
LGW
-
SXM
3 stops36h 45m
Multiple Airlines
Sun 14/615:20
SXM
-
LGW
2 stops24h 35m
Multiple Airlines
Deal found 30/4£723
Mon 2/1118:00
LHR
-
SXM
2 stops24h 17m
American Airlines
Mon 16/1117:24
SXM
-
LHR
1 stop14h 41m
American Airlines
Deal found 30/4£730
Wed 10/608:00
LGW
-
SXM
3 stops35h 20m
Multiple Airlines
Thu 18/615:20
SXM
-
LGW
2 stops25h 05m
Multiple Airlines
Deal found 30/4£743
Sun 3/516:55
LHR
-
SXM
1 stop25h 26m
American Airlines
Sat 9/512:41
SXM
-
LHR
1 stop15h 19m
American Airlines
Deal found 2/5£744
Mon 15/609:40
LGW
-
SXM
3 stops30h 05m
Multiple Airlines
Mon 22/615:20
SXM
-
LGW
2 stops35h 35m
Multiple Airlines
Deal found 1/5£752
Thu 12/1111:10
LHR
-
SXM
1 stop31h 25m
Air Canada
Sat 28/1115:10
SXM
-
LHR
1 stop36h 00m
Air Canada
Deal found 3/5£772
Wed 10/606:40
LHR
-
SXM
3 stops36h 40m
Multiple Airlines
Thu 18/615:20
SXM
-
LHR
2 stops22h 35m
Multiple Airlines
Deal found 30/4£836
Mon 11/512:15
LHR
-
SXM
1 stop28h 22m
American Airlines
Mon 18/512:41
SXM
-
LHR
1 stop15h 19m
American Airlines
Deal found 4/5£842
Mon 1/609:55
LHR
-
SXM
1 stop32h 27m
Multiple Airlines
Mon 8/616:43
SXM
-
LHR
1 stop33h 12m
Multiple Airlines
Deal found 2/5£847
Sun 28/612:15
LHR
-
SXM
1 stop30h 07m
American Airlines
Sat 26/914:40
SXM
-
LHR
1 stop16h 30m
American Airlines
Deal found 2/5£862
Wed 22/711:35
LGW
-
SXM
2 stops31h 45m
Multiple Airlines
Mon 3/815:20
SXM
-
LGW
1 stop14h 25m
Multiple Airlines
Deal found 3/5£900

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 4 May 2026.

Round-trip from

£723

One-way from

£427

Popular in

July

Cheapest in

September

Average price

£935
6/6-14/6
  • 6/6-14/6
  • 5 total stops
  • 61h 20m total
  • London to Saint Martin Island
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 56h 35m total
  • London to Saint Martin Island
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£78 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 4 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

Wed 10/6

08:00-14:20

3 stops35h 20m

Simpson Bay Princess Juliana

Thu 18/6

15:20-21:25

2 stops25h 05m

£743

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 29/5

19:50-14:06

1 stop23h 16m

Simpson Bay Princess Juliana

Fri 5/6

15:20-13:15

1 stop16h 55m

£871

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 30/5

11:45-13:51

2 stops31h 06m

Simpson Bay Princess Juliana

Sat 6/6

15:45-10:20

1 stop13h 35m

£875

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Mon 15/6

18:00-14:50

2 stops49h 50m

Simpson Bay Princess Juliana

Mon 22/6

15:20-10:45

1 stop14h 25m

£889

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 8/8

08:30-17:00

1 stop13h 30m

Simpson Bay Princess Juliana

Sat 22/8

18:00-21:00

2 stops46h 00m

£895

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sat 30/5

10:05-10:55

1 stop29h 50m

Simpson Bay Princess Juliana

Sat 6/6

17:00-05:30

1 stop31h 30m

£934

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Tue 9/6

10:05-09:20

1 stop28h 15m

Simpson Bay Princess Juliana

Tue 16/6

16:15-07:55

1 stop10h 40m

£939

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sat 30/5

12:20-11:31

2 stops28h 11m

Simpson Bay Princess Juliana

Sat 6/6

12:30-09:35

1 stop16h 05m

£948

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 1/7

19:25-13:19

2 stops22h 54m

Simpson Bay Princess Juliana

Sat 18/7

16:45-12:35

1 stop14h 50m

£960

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Wed 17/6

10:25-13:25

1 stop32h 00m

Simpson Bay Princess Juliana

Wed 24/6

15:30-09:25

1 stop12h 55m

£976

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 35 resultsSorted by cheapest first
1
2
3
4

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 £297). Flying from London to Saint Martin Island in August is currently the most expensive (average of £671). 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 4 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
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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
1,511 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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
1,392 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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
1,583 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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
11,671 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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
10,998 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

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?

    Delta, Air Canada, and KLM can get you from London to Saint Martin Island in just under 13h 30m. Your travel time can differ by up to 9h 46m. 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 £297). Flying from London to Saint Martin Island in August is currently the most expensive (average of £671). 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

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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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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 4 May 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£473Average£658FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£503Average£1,078FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£642Average£1,016FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£666Average£1,102FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£680Average£842FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£682Average£720FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£683Average£868FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£720Average£738FlexibilityNo 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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