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Cheap flights from London to Saint Martin Island from £450

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

£677

One-way from

£450

Popular in

December

Cheapest in

March

Average price

£673
Air Canada
  • Air Canada
  • 6/4-14/4
  • 4 total stops
  • 63h 25m total
  • London to Saint Martin Island
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WestJet
  • WestJet
  • 13/9
  • 2 total stops
  • 28h 04m total
  • London to Saint Martin Island
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from London to Saint Martin Island

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 25 March 2025.

Thu 3/414:05LHR - SXM
2 stops30h 10mAir Canada
Sun 13/415:55SXM - LHR
2 stops33h 40mAir Canada
Deal found 24/3£640
Wed 2/420:10LHR - SXM
1 stop21h 05mDelta
Sun 13/415:30SXM - LHR
2 stops34h 15mDelta
Deal found 23/3£687
Mon 5/513:40LHR - SXM
1 stop28h 35mAmerican Airlines
Thu 15/515:24SXM - LHR
1 stop14h 11mAmerican Airlines
Deal found 24/3£691
Fri 2/506:15LHR - SXM
1 stop13h 20mMultiple Airlines
Wed 11/614:10SXM - LHR
2 stops15h 35mMultiple Airlines
Deal found 24/3£705
Wed 9/417:00LHR - SXM
2 stops27h 24mFinnair
Mon 12/514:24SXM - LHR
1 stop15h 11mFinnair
Deal found 24/3£735
Fri 2/506:15LHR - SXM
1 stop13h 20mAir France
Wed 11/615:40SXM - LHR
1 stop17h 05mAir France
Deal found 24/3£745
Fri 2/514:00LGW - SXM
2 stops29h 00mMultiple Airlines
Tue 10/618:45SXM - LGW
3 stops31h 10mMultiple Airlines
Deal found 24/3£745
Fri 2/520:10LCY - SXM
2 stops23h 25mKLM
Wed 11/614:10SXM - LCY
2 stops14h 20mKLM
Deal found 24/3£746
Thu 3/409:20LCY - SXM
2 stops31h 55mDelta
Wed 23/415:30SXM - LCY
2 stops34h 45mDelta
Deal found 24/3£967
Fri 4/412:40LGW - SXM
1 stop27h 35mAir Transat
Sat 19/412:25SXM - LGW
1 stop17h 20mAir Transat
Deal found 24/3£1,123
Fri 4/420:55LHR - SXM
2 stops21h 40mKLM
Tue 22/414:20SXM - LHR
2 stops20h 55mKLM
Deal found 24/3£1,149
Fri 4/416:40LHR - SXM
1 stop24h 49mUnited Airlines
Sat 19/413:25SXM - LHR
1 stop17h 20mUnited Airlines
Deal found 24/3£1,258

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 25 March 2025.
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

Sun 6/4

14:05-15:15

2 stops30h 10m

Simpson Bay Princess Juliana

Mon 14/4

16:15-06:30

2 stops33h 15m

£677

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 4/4

12:55-12:15

1 stop28h 20m

Simpson Bay Princess Juliana

Sat 12/4

13:40-13:30

1 stop18h 50m

£687

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 5/5

13:40-13:15

1 stop28h 35m

Simpson Bay Princess Juliana

Thu 15/5

15:24-10:35

1 stop14h 11m

£691

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 2/5

06:15-14:35

1 stop13h 20m

Simpson Bay Princess Juliana

Wed 11/6

14:10-10:45

2 stops15h 35m

£705

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 9/4

17:00-15:24

2 stops27h 24m

Simpson Bay Princess Juliana

Mon 12/5

14:24-10:35

1 stop15h 11m

£735

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 2/5

06:15-14:35

1 stop13h 20m

Simpson Bay Princess Juliana

Wed 11/6

15:40-13:45

1 stop17h 05m

£745

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 2/5

14:00-14:00

2 stops29h 00m

Simpson Bay Princess Juliana

Tue 10/6

18:45-06:55

3 stops31h 10m

£745

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Fri 2/5

20:10-14:35

2 stops23h 25m

Simpson Bay Princess Juliana

Wed 11/6

14:10-09:30

2 stops14h 20m

£746

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 4/4

12:40-11:15

1 stop27h 35m

Simpson Bay Princess Juliana

Sat 19/4

12:25-10:45

1 stop17h 20m

£1,123

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 4/4

20:55-13:35

2 stops21h 40m

Simpson Bay Princess Juliana

Tue 22/4

14:20-16:15

2 stops20h 55m

£1,149

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 20 results
1
2

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, March is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £826). Flying from London to Saint Martin Island in December is currently the most expensive (average of £1,258). 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.

What is the cheapest time of day to fly from LON to SCH?

Find hourly flight availability from London to Saint Martin Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Saint Martin Island as you normally would.

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 25 March 2025.
To help decide which airline to fly from London to Saint Martin Island, see what other customers have to say about Delta, KLM and Air Transat. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.4
Good
1,423 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • What are the cheapest airlines to fly from London to Saint Martin Island one-way?

    The cheapet airlines for a one-way flight from London to Saint Martin Island are WestJet (£450), KLM (£764), and Air France (£1,537).

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

    While some choose either London City - Simpson Bay Princess Juliana or London Gatwick - 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, March is the cheapest month in which you can book a flight from London to Saint Martin Island (average of £826). Flying from London to Saint Martin Island in December is currently the most expensive (average of £1,258). 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 7 airlines flying from London to Saint Martin Island

Discover the top 7 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£546Average£778FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£547Average£636FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£628Average£928FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£660Average£698FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest£663Average£819FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£681Average£881FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£700Average£848FlexibilityNo cancel feeOn-time75%
Search KLM 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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