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Cheap flights from London to Simpson Bay from £340

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Simpson Bay

Enter your travel dates to find the best prices.

Cheapest flights from London to Simpson Bay
Explore the most affordable flight options available from London to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2026.

Sat 9/508:15
LHR
-
SXM
1 stop34h 13m
JetBlue
Sat 16/516:40
SXM
-
LHR
1 stop35h 50m
JetBlue
Deal found 19/3£662
Fri 1/519:50
LHR
-
SXM
1 stop21h 20m
Delta
Fri 8/515:20
SXM
-
LHR
2 stops23h 50m
Delta
Deal found 17/3£717
Tue 21/410:45
LHR
-
SXM
2 stops32h 20m
Delta
Fri 1/515:30
SXM
-
LHR
1 stop15h 35m
Delta
Deal found 20/3£719
Thu 9/416:20
LHR
-
SXM
1 stop24h 09m
Delta
Wed 29/413:35
SXM
-
LHR
2 stops25h 35m
Delta
Deal found 18/3£720
Sat 18/418:35
LHR
-
SXM
1 stop22h 35m
Delta
Sat 25/413:35
SXM
-
LHR
1 stop18h 40m
Delta
Deal found 21/3£721
Thu 8/1012:25
LHR
-
SXM
2 stops30h 24m
Delta
Thu 22/1015:14
SXM
-
LHR
2 stops23h 56m
Delta
Deal found 17/3£729
Wed 22/409:20
LHR
-
SXM
2 stops31h 50m
Delta
Wed 13/515:20
SXM
-
LHR
2 stops18h 15m
Delta
Deal found 19/3£731
Tue 24/317:00
LHR
-
SXM
2 stops24h 16m
American Airlines
Tue 31/315:01
SXM
-
LHR
1 stop16h 49m
American Airlines
Deal found 17/3£737
Sat 21/1106:50
LHR
-
SXM
2 stops35h 50m
Air Canada
Sat 28/1117:15
SXM
-
LHR
2 stops47h 20m
Air Canada
Deal found 17/3£738
Wed 25/314:30
LHR
-
SXM
1 stop28h 58m
American Airlines
Sun 5/416:28
SXM
-
LHR
1 stop15h 07m
American Airlines
Deal found 19/3£739
Tue 19/520:15
LCY
-
SXM
1 stop21h 25m
KLM
Tue 26/514:20
SXM
-
LCY
2 stops14h 10m
KLM
Deal found 20/3£796
Sat 25/412:40
LGW
-
SXM
1 stop30h 10m
Multiple Airlines
Sat 9/514:42
SXM
-
LGW
2 stops34h 38m
Multiple Airlines
Deal found 21/3£813

Find flight deals from London to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Simpson Bay (SXM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 March 2026.

Round-trip from

£662

One-way from

£340

Popular in

July

Cheapest in

September

Average price

£693
JetBlue
  • JetBlue
  • 9/5-16/5
  • 2 total stops
  • 70h 03m total
  • London to Simpson Bay
Search Deals
11/4
  • 11/4
  • 3 total stops
  • 45h 50m total
  • London to Simpson Bay
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£105 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Simpson Bay 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 22 March 2026.
Use the filters below to find and compare flights from London to Simpson Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 1/5

09:40-12:10

2 stops31h 30m

Simpson Bay Princess Juliana

Fri 8/5

15:20-14:35

2 stops18h 15m

£717
Fastest return journey

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 20/4

20:05-12:10

1 stop21h 05m

Simpson Bay Princess Juliana

Thu 30/4

15:30-10:20

1 stop13h 50m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 2/5

20:05-14:05

2 stops23h 00m

Simpson Bay Princess Juliana

Sat 9/5

15:35-10:20

1 stop13h 45m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 9/4

16:20-11:29

1 stop24h 09m

Simpson Bay Princess Juliana

Wed 29/4

15:30-14:35

1 stop18h 05m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 18/4

18:35-12:10

1 stop22h 35m

Simpson Bay Princess Juliana

Sat 25/4

13:35-13:15

1 stop18h 40m

£721

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 16/4

09:20-12:10

2 stops31h 50m

Simpson Bay Princess Juliana

Thu 23/4

15:30-10:20

1 stop13h 50m

£729

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 22/4

09:40-12:10

2 stops31h 30m

Simpson Bay Princess Juliana

Wed 13/5

15:20-14:35

2 stops18h 15m

£872

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 22/5

08:00-14:00

3 stops35h 00m

Simpson Bay Princess Juliana

Thu 28/5

14:55-21:25

2 stops25h 30m

£873

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 4/5

18:55-14:05

2 stops24h 10m

Simpson Bay Princess Juliana

Mon 11/5

15:20-20:10

2 stops23h 50m

£875

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 16/5

15:40-15:22

1 stop28h 42m

Simpson Bay Princess Juliana

Sun 31/5

16:43-06:55

1 stop33h 12m

£890

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from London to Simpson Bay

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay 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 Simpson Bay

How far ahead should I book a flight from London to Simpson Bay?

Use this chart to determine the optimal time to book a return flight from London to Simpson Bay. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from London to Simpson Bay, you should look to book at least 66 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 Simpson Bay?

Currently, January is the cheapest month in which you can book a flight from London to Simpson Bay (average of £500). Flying from London to Simpson Bay in July is currently the most expensive (average of £817). 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.

How much does it cost for a return flight from London to Simpson Bay?

What’s the top stopover airport for flights from London to Simpson Bay?

Share of one-stop return flights from London to Simpson Bay chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Paris (CDG) – chosen by Cheapflights users on 84% of one-stop itineraries from London to Simpson Bay on Cheapflights.

What’s the cheapest stopover airport for flights from London to Simpson Bay?

Average return fare for one-stop flights from London to Simpson Bay, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Toronto (YYZ) is the most affordable one-stop option, with an average return flight price of £618.

What’s the fastest stopover option from London to Simpson Bay?

Shortest average travel time for one-stop one-way flights from London to Simpson Bay, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 11h 30m.

Which airport typically offers the quickest stopover for flights from London to Simpson Bay?

Average stopover duration for one-stop one-way flights from London to Simpson Bay, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Reviews of airlines servicing Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. 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 Simpson Bay. Reviews last updated 22 March 2026.
See what other customers who have flown with KLM,Finnair, andAir France from London to Simpson Bay have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,477 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Finnair
7.7
Good
1,374 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air France
7.4
Good
1,547 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
American Airlines
7.1
Good
11,485 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air Canada
7.1
Good
10,832 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

  • What airport do you fly into for flights to Simpson Bay from London?

    For a flight from London to Simpson Bay, you will be flying into Princess Juliana. Simpson Bay Princess Juliana (SXM) is just 0.5 mi from the center of the city. Princess Juliana is the only Simpson Bay airport and it handles 0 inbound flights from London per day. 7 airlines have flights to Simpson Bay Princess Juliana from London on a regular basis.

  • How long is the flight from London to Simpson Bay?

    Delta, KLM, and Air France can get you from London to Simpson Bay in just under 25h 25m. Your travel time can differ by up to 6h 35m. London and Simpson Bay are separated by a distance of 4085 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London to Simpson Bay round-trip?

    Flying on JetBlue is currently your cheapest option to Simpson Bay, with prices starting at £482. Additional return tickets that might be worth considering are offered by KLM and British Airways, with the lowest prices starting at £663 and £669, respectively. JetBlue is currently priced 43% below the average price you’ll pay for this route.

  • What are the most popular routes from London to Simpson Bay?

    The most popular route from London to Simpson Bay is London Heathrow - Simpson Bay Princess Juliana. You may also consider London Gatwick - Simpson Bay Princess Juliana or London City - Simpson Bay Princess Juliana.

  • Can I find deals for flights from London to Simpson Bay that include hotel bookings?

    Yes. In addition to deals on London to Simpson Bay flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Simpson Bay?

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

  • Can I find deals for business class flights from London to Simpson Bay?

    Yes. Cheapflights offers flight deals from London to Simpson Bay 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 Simpson Bay?

    Currently, January is the cheapest month in which you can book a flight from London to Simpson Bay (average of £500). Flying from London to Simpson Bay in July is currently the most expensive (average of £817). 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 Simpson Bay

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Simpson Bay flights
Gatwick to Simpson Bay flights
Birmingham to Simpson Bay flights
Manchester to Simpson Bay flights
Edinburgh to Simpson Bay flights

Top 7 airlines flying from London to Simpson Bay

Discover the top 7 airlines that operate flights from London to Simpson Bay. 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£482Average£670FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£663Average£1,047FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£669Average£790FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£678Average£1,130FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£693Average£809FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£694Average£821FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£695Average£883FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Simpson Bay?

Cheapflights makes it easy to find London to Simpson Bay flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Simpson Bay?

Millions of users choose and trust Cheapflights to book the best flight deals from London to Simpson Bay for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to Simpson Bay with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Simpson Bay flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Simpson Bay become cheaper?

Not ready to book yet? You can track prices for flights from London to Simpson Bay on Cheapflights with our Price Alert feature and get notified when better prices are available.

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