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Cheap flights from London Heathrow Airport to Simpson Bay from £565

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SXM
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Simpson Bay

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Simpson Bay
Explore the most affordable flight options available from Heathrow to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 July 2026.

Wed 2/908:15
LHR
-
SXM
1 stop34h 39m
JetBlue
Sun 13/914:43
SXM
-
LHR
1 stop25h 02m
JetBlue
Deal found 24/7£565
Fri 11/908:15
LHR
-
SXM
1 stop31h 57m
JetBlue
Sun 20/914:43
SXM
-
LHR
1 stop25h 02m
JetBlue
Deal found 24/7£615
Wed 2/908:15
LHR
-
SXM
1 stop30h 49m
JetBlue
Sun 6/911:24
SXM
-
LHR
1 stop28h 21m
JetBlue
Deal found 26/7£617
Fri 11/908:15
LHR
-
SXM
1 stop31h 57m
JetBlue
Mon 21/914:43
SXM
-
LHR
1 stop25h 02m
JetBlue
Deal found 25/7£689
Tue 3/1118:00
LHR
-
SXM
1 stop25h 45m
Air Canada
Sat 21/1115:45
SXM
-
LHR
1 stop35h 25m
Air Canada
Deal found 27/7£696
Sun 1/1118:00
LHR
-
SXM
1 stop25h 45m
Air Canada
Wed 11/1116:45
SXM
-
LHR
1 stop14h 35m
Air Canada
Deal found 27/7£697
Fri 6/1113:00
LHR
-
SXM
1 stop29h 45m
Air Canada
Thu 19/1115:45
SXM
-
LHR
1 stop35h 25m
Air Canada
Deal found 27/7£714
Thu 12/1111:10
LHR
-
SXM
1 stop32h 35m
Air Canada
Sat 28/1115:45
SXM
-
LHR
1 stop35h 25m
Air Canada
Deal found 26/7£717
Fri 11/911:45
LHR
-
SXM
2 stops31h 08m
Delta
Mon 21/915:18
SXM
-
LHR
1 stop16h 57m
Delta
Deal found 25/7£719
Wed 2/910:45
LHR
-
SXM
2 stops32h 08m
Delta
Sun 6/915:18
SXM
-
LHR
1 stop16h 57m
Delta
Deal found 27/7£719

Find flight deals from Heathrow to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 27 July 2026.

Round-trip from

£565

Popular in

September

Cheapest in

January

Average price

£1,114
JetBlue
  • JetBlue
  • 2/9-13/9
  • 2 total stops
  • 59h 41m total
  • London to Simpson Bay
Search Deals
Highest demand for flights based on searches. 13% 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 July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 27 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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 18/9

11:45-13:53

2 stops31h 08m

Simpson Bay Princess Juliana

Sat 26/9

15:18-20:10

2 stops23h 52m

£719

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 11/9

09:40-13:53

2 stops33h 13m

Simpson Bay Princess Juliana

Thu 17/9

15:18-20:10

2 stops23h 52m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Tue 8/9

13:25-13:53

1 stop29h 28m

Simpson Bay Princess Juliana

Fri 18/9

15:18-20:10

2 stops23h 52m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 9/9

13:25-13:53

1 stop29h 28m

Simpson Bay Princess Juliana

Sat 19/9

15:18-11:20

1 stop15h 02m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 11/9

15:15-13:53

1 stop27h 38m

Simpson Bay Princess Juliana

Fri 18/9

15:18-20:10

2 stops23h 52m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Tue 25/8

09:55-15:39

1 stop34h 44m

Simpson Bay Princess Juliana

Tue 8/9

16:39-06:55

1 stop33h 16m

£851

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 17/8

15:40-13:22

1 stop26h 42m

Simpson Bay Princess Juliana

Sun 23/8

16:39-06:55

1 stop33h 16m

£901

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 10/9

15:15-13:53

1 stop27h 38m

Simpson Bay Princess Juliana

Thu 17/9

15:18-13:15

1 stop16h 57m

£910

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 14/8

16:20-13:53

2 stops26h 33m

Simpson Bay Princess Juliana

Sat 22/8

15:18-07:10

2 stops34h 52m

£987

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sun 9/8

17:55-13:53

2 stops24h 58m

Simpson Bay Princess Juliana

Thu 20/8

15:18-07:10

2 stops34h 52m

£1,037

Flights are sorted by cheapest return flights first.

Deals found on 23/7

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Simpson Bay

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

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

The best time to book flights from London Heathrow Airport to Simpson Bay is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Simpson Bay?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Simpson Bay (average of £693). Flying from London Heathrow Airport to Simpson Bay in September is currently the most expensive (average of £1,227). 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 Heathrow Airport to Simpson Bay?

Airfare is below average for this route at the moment.

London Heathrow Airport to Simpson Bay flights typically cost between £1,048 and £1,476 in September.
The cheapest return price found within the last 5 days was £565 on JetBlue (2 Sept–13 Sept).

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 27 July 2026.
Get a feel of what it's like to fly with KLM,Air France, andAmerican Airlines from London Heathrow Airport to Simpson Bay by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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
1,550 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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
7.5
Good
1,627 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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
11,836 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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
11,392 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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
JetBlue
7.1
Good
3,026 reviews
KLM
7.8
Good
1,550 reviews
Check prices

Food

7.3

Entertainment

7.2

Comfort

7.7

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 Heathrow 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 Heathrow?

    Most people fly into Simpson Bay Princess Juliana (SXM) if they book a flight to Simpson Bay from London Heathrow. On average, Princess Juliana has 0 inbound flights from London Heathrow per day from 8 airlines. Simpson Bay Princess Juliana is conveniently located just 0.5 mi from Simpson Bay’s city center.

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

    Delta can get you from London Heathrow Airport to Simpson Bay in just under 31h 08m. Your travel time can differ by up to . There are 4077 mi between London Heathrow Airport and Simpson Bay.

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

    JetBlue, at £482, was found to be the cheapest airline from London Heathrow Airport to Simpson Bay.Alternate airlines flying return to your destination include Air Canada and KLM. Users have found that JetBlue is 45% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Simpson Bay one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £468. Air Canada flights start at £519 while deals on Air France start at £745 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Simpson Bay?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Simpson Bay (average of £693). Flying from London Heathrow Airport to Simpson Bay in September is currently the most expensive (average of £1,227). 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 Heathrow to Simpson Bay

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

Top 8 airlines flying from Heathrow to Simpson Bay

Discover the top 8 airlines that operate flights from Heathrow 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 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£482Average£675FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£631Average£1,098FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£660Average£1,036FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£678Average£1,165FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£695Average£842FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£698Average£904FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£702Average£887FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest£734Average£752FlexibilityNo 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 Heathrow to Simpson Bay?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Simpson Bay from Heathrow today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Simpson Bay by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Simpson Bay, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Simpson Bay from Heathrow today and book when prices fit your budget.

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