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Cheap flights from London to Simpson Bay from £378

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Simpson Bay Princess Juliana are usually found in March or February, booked 32 days in advance, depart on a Thursday or Monday and return on a Monday

Find flight deals from London to Simpson Bay

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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 28 October 2025.

Sat 8/1110:45LHR - SXM
1 stop32h 10mDelta
Sat 15/1116:30SXM - LHR
1 stop12h 50mDelta
Deal found 26/10£720
Wed 19/1112:20LHR - SXM
1 stop32h 09mJetBlue
Sun 23/1115:15SXM - LHR
1 stop25h 30mJetBlue
Deal found 26/10£723
Thu 11/1219:20LHR - SXM
1 stop23h 40mAir France
Thu 18/1216:30SXM - LHR
1 stop11h 25mAir France
Deal found 27/10£725
Sat 15/1108:40LCY - SXM
1 stop12h 50mKLM
Sun 23/1116:15SXM - LCY
2 stops20h 20mKLM
Deal found 26/10£728
Sat 13/1213:25LHR - SXM
2 stops54h 35mAir Canada
Sat 27/1217:00SXM - LHR
1 stop33h 30mAir Canada
Deal found 26/10£728
Wed 12/1106:20LHR - SXM
1 stop12h 40mAir France
Thu 20/1117:10SXM - LHR
1 stop10h 45mAir France
Deal found 28/10£738
Sun 14/1213:25LHR - SXM
2 stops30h 35mAir Canada
Sun 28/1215:40SXM - LHR
1 stop35h 30mAir Canada
Deal found 26/10£746
Sat 15/1110:15LHR - SXM
2 stops34h 07mBritish Airways
Sun 23/1117:24SXM - LHR
2 stops33h 56mBritish Airways
Deal found 26/10£749
Sat 8/1108:40LCY - SXM
1 stop12h 50mKLM
Sat 15/1118:50SXM - LCY
2 stops14h 25mKLM
Deal found 26/10£836
Fri 14/1110:40LGW - SXM
1 stop26h 40mMultiple Airlines
Tue 18/1116:15SXM - LGW
1 stop11h 30mMultiple Airlines
Deal found 26/10£866
Thu 11/1209:15LGW - SXM
3 stops34h 15mMultiple Airlines
Thu 18/1216:30SXM - LGW
2 stops16h 15mMultiple Airlines
Deal found 27/10£878
Wed 19/1110:40LGW - SXM
1 stop26h 40mMultiple Airlines
Sun 23/1116:55SXM - LGW
1 stop32h 25mMultiple Airlines
Deal found 26/10£893

Cheap 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 28 October 2025.

Round-trip from

£693

One-way from

£378

Popular in

December

Cheapest in

March

Average price

£783
American Airlines
  • American Airlines
  • 27/3-31/3
  • 3 total stops
  • 59h 52m total
  • London to Simpson Bay
Search Deals
4/2
  • 4/2
  • 2 total stops
  • 50h 24m total
  • London to Simpson Bay
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£64 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 28 October 2025.
Use the filters below to find and compare flights from London to Simpson Bay that are best for you.

Fly from

London

Fly to

Simpson Bay

Route

Depart

Return

Price

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 27/3

12:55-10:57

1 stop26h 02m

Simpson Bay Princess Juliana

Tue 31/3

16:15-07:05

2 stops33h 50m

£693

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 8/11

10:45-14:55

1 stop32h 10m

Simpson Bay Princess Juliana

Sat 15/11

16:30-09:20

1 stop12h 50m

£720

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 11/12

19:20-15:00

1 stop23h 40m

Simpson Bay Princess Juliana

Thu 18/12

16:30-07:55

1 stop11h 25m

£725

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Sat 15/11

08:40-17:30

1 stop12h 50m

Simpson Bay Princess Juliana

Sun 23/11

16:15-16:35

2 stops20h 20m

£728

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 10/12

06:30-14:55

1 stop12h 25m

Simpson Bay Princess Juliana

Wed 17/12

16:30-07:55

1 stop11h 25m

£728

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 13/12

13:25-16:00

2 stops54h 35m

Simpson Bay Princess Juliana

Sat 27/12

17:00-09:20

2 stops36h 20m

£740

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 23/1

13:25-16:00

2 stops30h 35m

Simpson Bay Princess Juliana

Sun 25/1

15:40-06:30

2 stops34h 50m

£741

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 14/11

06:50-13:50

2 stops35h 00m

Simpson Bay Princess Juliana

Tue 18/11

14:52-11:05

1 stop16h 13m

£767

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 8/1

08:45-15:10

3 stops34h 25m

Simpson Bay Princess Juliana

Thu 5/2

11:30-14:25

3 stops22h 55m

£772

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Sun 29/3

13:45-11:15

2 stops26h 30m

Simpson Bay Princess Juliana

Thu 2/4

12:45-16:40

2 stops22h 55m

£779

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 29 results
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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 24 October 2025.

To ensure you get the cheapest price possible for a flight from London to Simpson Bay, you should look to book at least 32 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, March is the cheapest month in which you can book a flight from London to Simpson Bay (average of £543). Flying from London to Simpson Bay in July is currently the most expensive (average of £822). 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 SXM?

Find hourly flight availability from London to Simpson Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

One of the essential ways to save on airfare from London to Simpson Bay is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 34% on airfare.

What is the cheapest day to fly from London to Simpson Bay?

Use this chart to determine the cheapest time to fly return from London to Simpson Bay. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Simpson Bay flight should consider departing on Saturday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 86% 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.

Montreal (YUL) is the most affordable one-stop option, with an average return flight price of £525.

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 Paris (CDG) offer the fastest connection on this route, with an average stopover time of 1h 38m.

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 28 October 2025.
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
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Finnair
7.6
Good
1,333 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,481 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
American Airlines
7.2
Good
11,033 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,370 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Overall

7.7

Entertainment

7.1

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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. 8 airlines have flights to Simpson Bay Princess Juliana from London on a regular basis.

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

    American Airlines, Delta, and Air France can get you from London to Simpson Bay in just under 23h 40m. Your travel time can differ by up to 8h 30m. London and Simpson Bay are separated by a distance of 4077 mi. This flight may include one or multiple stops.

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

    Flying on Air Canada is currently your cheapest option to Simpson Bay, with prices starting at £516. Additional return tickets that might be worth considering are offered by JetBlue and Air France, with the lowest prices starting at £574 and £610, respectively. Air Canada is currently priced 38% 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 City - Simpson Bay Princess Juliana or London Gatwick - 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, March is the cheapest month in which you can book a flight from London to Simpson Bay (average of £543). Flying from London to Simpson Bay in July is currently the most expensive (average of £822). 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
Manchester to Simpson Bay flights
Edinburgh to Simpson Bay flights
Birmingham to Simpson Bay flights

Top 8 airlines flying from London to Simpson Bay

Discover the top 8 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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£516Average£617FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£574Average£802FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air FranceCheapest£610Average£1,047FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£646Average£859FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£649Average£819FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£650Average£749FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£663Average£1,082FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£693Average£874FlexibilityNo 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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