Cheap flights from London to Simpson Bay from £347

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London to Simpson Bay Princess Juliana are usually found in March or February, booked 30 days in advance, depart on a Thursday or Monday and return on a Monday

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 16 September 2025.

Round-trip from

£500

One-way from

£347

Popular in

December

Cheapest in

March

Average price

£711
JetBlue
  • JetBlue
  • 29/10-5/11
  • 2 total stops
  • 60h 16m total
  • London to Simpson Bay
30/10
  • 30/10
  • 2 total stops
  • 28h 00m total
  • London to Simpson Bay
Highest demand for flights based on searches. 9% potential increase in price (£65 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£31 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from London to Simpson Bay

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 16 September 2025.

Wed 29/1007:25LHR - SXM
1 stop36h 20mJetBlue
Wed 5/1117:44SXM - LHR
1 stop23h 56mJetBlue
Deal found 14/9£500
Sat 15/1108:05LHR - SXM
1 stop34h 24mJetBlue
Sat 22/1118:03SXM - LHR
1 stop35h 27mJetBlue
Deal found 15/9£568
Sat 4/1008:25LHR - SXM
1 stop32h 20mJetBlue
Tue 7/1014:35SXM - LHR
1 stop13h 55mJetBlue
Deal found 15/9£628
Fri 5/1213:25LHR - SXM
1 stop29h 15mAir Canada
Thu 2/414:05SXM - LHR
1 stop35h 25mAir Canada
Deal found 14/9£668
Wed 29/1006:30LHR - SXM
1 stop12h 25mKLM
Wed 5/1116:15SXM - LHR
2 stops14h 30mKLM
Deal found 15/9£672
Sun 14/1206:30LHR - SXM
2 stops37h 30mMultiple Airlines
Sun 28/1215:40SXM - LHR
1 stop35h 30mMultiple Airlines
Deal found 15/9£680
Thu 25/910:55LHR - SXM
2 stops31h 55mDelta
Fri 24/1015:14SXM - LHR
2 stops23h 46mDelta
Deal found 15/9£683
Wed 29/1017:00LHR - SXM
2 stops26h 15mBritish Airways
Wed 5/1117:24SXM - LHR
2 stops24h 46mBritish Airways
Deal found 15/9£686
Sat 8/1114:30LHR - SXM
1 stop27h 49mAmerican Airlines
Thu 20/1114:51SXM - LHR
1 stop14h 24mAmerican Airlines
Deal found 15/9£687
Thu 23/1019:05LHR - SXM
2 stops23h 32mAmerican Airlines
Thu 30/1016:24SXM - LHR
1 stop15h 41mAmerican Airlines
Deal found 13/9£689
Wed 29/1019:10LHR - SXM
2 stops22h 27mAmerican Airlines
Wed 5/1117:24SXM - LHR
1 stop14h 41mAmerican Airlines
Deal found 14/9£689
Sat 15/1108:40LCY - SXM
1 stop12h 50mKLM
Sat 22/1118:50SXM - LCY
2 stops14h 25mKLM
Deal found 15/9£712

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 16 September 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

Tue 27/1

12:20-15:28

1 stop31h 08m

Simpson Bay Princess Juliana

Thu 5/2

14:45-09:30

1 stop14h 45m

£614

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 29/1

09:20-17:25

1 stop36h 05m

Simpson Bay Princess Juliana

Thu 5/2

14:45-09:30

1 stop14h 45m

£664

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 5/12

13:25-14:40

1 stop29h 15m

Simpson Bay Princess Juliana

Thu 2/4

14:05-06:30

1 stop35h 25m

£668

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 29/10

06:30-14:55

1 stop12h 25m

Simpson Bay Princess Juliana

Wed 5/11

16:15-10:45

2 stops14h 30m

£672

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 28/1

13:25-14:40

1 stop29h 15m

Simpson Bay Princess Juliana

Sat 7/2

17:00-11:20

1 stop14h 20m

£680

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 15/11

16:35-14:55

2 stops26h 20m

Simpson Bay Princess Juliana

Sat 22/11

16:30-10:15

1 stop13h 45m

£683

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Tue 27/1

16:25-13:55

2 stops25h 30m

Simpson Bay Princess Juliana

Sat 7/2

17:20-11:30

1 stop14h 10m

£683

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 30/1

16:25-11:57

1 stop23h 32m

Simpson Bay Princess Juliana

Tue 3/2

16:15-11:30

1 stop15h 15m

£683

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 5/12

13:05-14:00

2 stops28h 55m

Simpson Bay Princess Juliana

Thu 2/4

15:45-20:00

1 stop23h 15m

£683

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 8/11

12:40-14:55

2 stops30h 15m

Simpson Bay Princess Juliana

Thu 20/11

16:20-20:10

2 stops23h 50m

£683

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 44 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 12 September 2025.

To ensure you get the cheapest price possible for a flight from London to Simpson Bay, you should look to book at least 30 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 £826). Flying from London to Simpson Bay 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 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 16 September 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 morning tend to be the most expensive. A flight at midday could potentially save you up to 18% 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 Sunday afternoons when fares are most often at their lowest. Saturday mornings 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 87% 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 £515.

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 16 September 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.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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?

    JetBlue, Air Canada, and KLM can get you from London to Simpson Bay in just under 12h 25m. Your travel time can differ by up to 23h 55m. 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 £507. Additional return tickets that might be worth considering are offered by Air France and American Airlines, with the lowest prices starting at £597 and £634, 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?

  • 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 £826). Flying from London to Simpson Bay 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 Simpson Bay

See prices for flight routes from nearby airports that may be better suited for you.

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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£507Average£602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£597Average£875FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£634Average£880FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£636Average£806FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£637Average£734FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£650Average£1,028FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£672Average£858FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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

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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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