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Cheap flights from London Heathrow Airport to Simpson Bay from £421

LHR — SXM
26 Nov — 3 Dec1
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

Thu 29/1018:00 -
1 stop24h 45m
Fri 13/1116:45 -
1 stop14h 35m
Deal found 24/10£636
Wed 25/1113:00 -
1 stop29h 45m
Tue 15/1216:45 -
1 stop14h 35m
Deal found 26/10£653
Tue 8/1218:00 -
2 stops48h 35m
Tue 15/1216:45 -
1 stop14h 35m
Deal found 24/10£654
Fri 30/1018:00 -
2 stops23h 40m
Sun 8/1116:45 -
1 stop35h 45m
Deal found 25/10£660

Find flight deals from Heathrow to Simpson Bay

Round-trip from

£639

One-way from

£421

Popular in

August

Cheapest in

January

Average price

£730
Air Canada
  • Air Canada
  • 19/1-26/1
  • 2 total stops
  • 40h 20m total
  • London to Simpson Bay
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JetBlue
  • JetBlue
  • 16/11-31/12
  • 1 total stop
  • 32h 34m total
  • London to Simpson Bay
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
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 London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Mon 16/11

08:05-12:39

1 stop32h 34m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£421

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Sun 15/11

07:45-12:39

1 stop32h 54m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£461

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Sat 31/10

19:05-11:30

3 stops44h 25m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£533

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Sat 7/11

06:35-13:50

2 stops59h 15m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£552

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Mon 2/11

12:05-13:50

2 stops29h 45m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£554

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Sun 15/11

07:00-13:50

2 stops58h 50m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£556
Fastest return journey

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Sun 1/11

18:00-15:45

1 stop25h 45m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£561

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Tue 3/11

09:45-14:26

1 stop32h 41m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£610

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Fri 30/10

14:30-15:39

1 stop29h 09m

Simpson Bay Princess Juliana

Wed 31/12

00:00-05:00

Nonstop0h 00m

£610

LondonSimpson Bay

LHR London Heathrow - SXM Simpson Bay Princess Juliana

LHRSXM

London Heathrow

Wed 25/11

11:45-16:24

2 stops32h 39m

Simpson Bay Princess Juliana

Mon 14/12

17:33-19:00

2 stops21h 27m

£761

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 21 resultsSorted by cheapest first
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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

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 22 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 £688). Flying from London Heathrow Airport to Simpson Bay in August is currently the most expensive (average of £1,210). 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 £692 and £903 in January.
The cheapest return price found within the last 5 days was £639 on Air Canada (19 Jan–26 Jan).

Reviews of airlines servicing Simpson Bay

Get a feel of what it's like to fly with KLM,Air France, andAir Canada 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
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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
1,597 reviews
KLM
7.8
Good
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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
7.5
Good
1,651 reviews
KLM
7.8
Good
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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
11,819 reviews
KLM
7.8
Good
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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
JetBlue
7.1
Good
3,066 reviews
KLM
7.8
Good
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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
7.0
Good
12,189 reviews
KLM
7.8
Good
1,597 reviews
Check prices

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.4

Boarding

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

  • 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 5 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?

    American Airlines and KLM can get you from London Heathrow Airport to Simpson Bay in just under 21h 30m. Your travel time can differ by up to 11h 09m. There are 4077 mi between London Heathrow Airport and Simpson Bay. Both multi-stop and direct flights can be found to your destination and back.

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

    JetBlue, at £481, was found to be the cheapest airline from London Heathrow Airport to Simpson Bay.Alternate airlines flying return to your destination include KLM and Air Canada. Users have found that JetBlue is 43% 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 £467. Air Canada flights start at £528 while deals on Air France start at £813 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 £688). Flying from London Heathrow Airport to Simpson Bay in August is currently the most expensive (average of £1,210). 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

Alternative routes for Heathrow to Simpson Bay

Gatwick to Simpson Bay flights

Top 5 airlines flying from Heathrow to Simpson Bay

AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£481Average£692FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£566Average£858FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£658Average£1,096FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£674Average£1,028FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£685Average£808FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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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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