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Cheap flights from London to Saint Martin Island from £414

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 8 January 2026.

Round-trip from

£566

One-way from

£414

Popular in

July

Cheapest in

March

Average price

£732
JetBlue
  • JetBlue
  • 6/2-15/2
  • 2 total stops
  • 70h 03m total
  • London to Saint Martin Island
Search Deals
Air Transat
  • Air Transat
  • 10/2
  • 2 total stops
  • 28h 15m total
  • London to Saint Martin Island
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£98 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 8 January 2026.

Fri 6/209:20LHR - SXM
1 stop35h 33mJetBlue
Sun 15/216:25SXM - LHR
1 stop34h 30mJetBlue
Deal found 6/1£566
Mon 26/108:05LHR - SXM
1 stop34h 23mJetBlue
Wed 4/215:43SXM - LHR
1 stop25h 57mJetBlue
Deal found 7/1£616
Sat 12/917:45LHR - SXM
1 stop24h 29mMultiple Airlines
Sun 20/914:10SXM - LHR
1 stop16h 00mMultiple Airlines
Deal found 6/1£622
Mon 19/113:25LHR - SXM
1 stop29h 15mAir Canada
Mon 26/117:00SXM - LHR
1 stop14h 20mAir Canada
Deal found 7/1£635
Sun 1/213:25LHR - SXM
3 stops28h 50mMultiple Airlines
Sun 15/215:20SXM - LHR
3 stops35h 50mMultiple Airlines
Deal found 7/1£646
Mon 26/109:00LHR - SXM
2 stops33h 40mAir Canada
Wed 4/217:00SXM - LHR
2 stops47h 35mAir Canada
Deal found 7/1£649
Mon 2/218:00LHR - SXM
1 stop26h 00mAir Canada
Tue 10/217:00SXM - LHR
1 stop33h 30mAir Canada
Deal found 7/1£650
Fri 23/111:10LHR - SXM
1 stop32h 50mAir Canada
Sun 25/115:40SXM - LHR
1 stop35h 30mAir Canada
Deal found 6/1£651
Sun 1/218:00LHR - SXM
1 stop26h 00mAir Canada
Sun 15/215:40SXM - LHR
2 stops24h 55mAir Canada
Deal found 7/1£652
Wed 28/113:25LHR - SXM
1 stop29h 15mAir Canada
Mon 2/217:00SXM - LHR
2 stops34h 10mAir Canada
Deal found 7/1£652
Mon 19/117:50LCY - SXM
2 stops24h 30mKLM
Mon 26/116:15SXM - LCY
2 stops23h 20mKLM
Deal found 7/1£694
Fri 17/415:40LGW - SXM
2 stops24h 18mMultiple Airlines
Thu 23/415:30SXM - LGW
2 stops18h 10mMultiple Airlines
Deal found 6/1£711

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 8 January 2026.
Use the filters below to find and compare flights from London to Saint Martin Island that are best for you.

Fly from

London

Fly to

Saint Martin Island

Route

Depart

Return

Price

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 6/2

09:20-16:53

1 stop35h 33m

Simpson Bay Princess Juliana

Sun 15/2

16:25-06:55

1 stop34h 30m

£566

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 19/1

13:25-14:40

1 stop29h 15m

Simpson Bay Princess Juliana

Mon 26/1

17:00-11:20

1 stop14h 20m

£635

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sun 1/2

13:25-14:15

3 stops28h 50m

Simpson Bay Princess Juliana

Sun 15/2

15:20-07:10

3 stops35h 50m

£646

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 2/2

18:00-16:00

1 stop26h 00m

Simpson Bay Princess Juliana

Tue 10/2

17:00-06:30

1 stop33h 30m

£650

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 23/1

11:10-16:00

1 stop32h 50m

Simpson Bay Princess Juliana

Sun 25/1

15:40-07:10

1 stop35h 30m

£651

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 28/1

13:25-14:40

1 stop29h 15m

Simpson Bay Princess Juliana

Mon 2/2

17:00-08:30

1 stop35h 30m

£652

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 6/2

18:00-14:40

2 stops48h 40m

Simpson Bay Princess Juliana

Sun 15/2

15:40-20:35

2 stops24h 55m

£658

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Mon 19/1

17:50-14:20

2 stops24h 30m

Simpson Bay Princess Juliana

Mon 26/1

16:15-19:35

2 stops23h 20m

£694

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 17/4

15:40-10:58

2 stops24h 18m

Simpson Bay Princess Juliana

Thu 23/4

15:30-14:40

2 stops18h 10m

£711

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Sun 1/2

20:05-14:20

2 stops22h 15m

Simpson Bay Princess Juliana

Sun 15/2

16:15-16:35

2 stops20h 20m

£724

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 45 results
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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

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

Currently, January is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £477). Flying from London to Saint Martin Island in July is currently the most expensive (average of £808). 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 8 January 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
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Finnair
7.6
Good
1,346 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air France
7.4
Good
1,519 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
American Airlines
7.2
Good
11,094 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air Canada
7.1
Good
10,603 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Entertainment

7.1

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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?

    JetBlue, Air Canada, and KLM can get you from London to Saint Martin Island in just under 24h 30m. Your travel time can differ by up to 11h 03m. The distance from London to Saint Martin Island is about 4099 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, January is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £477). Flying from London to Saint Martin Island in July is currently the most expensive (average of £808). 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 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£477Average£667FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£510Average£610FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£602Average£1,044FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£640Average£797FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£641Average£785FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£642Average£743FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£656Average£1,069FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£685Average£870FlexibilityNo cancel feeOn-time76%
Search Finnair 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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