Find flights
When to book
Airlines
FAQs

Cheap flights from London to Simpson Bay from £793

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
16 Jul — 23 Jul1
1 adult

Cheapflights Tip: The best prices from London to Simpson Bay Princess Juliana are usually found in March or February, booked 72 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 11 July 2025.

Round-trip from

£793

Popular in

December

Cheapest in

March

Average price

£915
American Airlines
  • American Airlines
  • 7/10-13/10
  • 2 total stops
  • 42h 39m total
  • London to Simpson Bay
Highest demand for flights based on searches. 11% potential increase in price (£73 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£29 potential savings vs. average return price).
Average for round-trip flights in July 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 11 July 2025.

Tue 7/1013:40LHR - SXM
1 stop28h 54mAmerican Airlines
Mon 13/1014:40SXM - LHR
1 stop13h 45mAmerican Airlines
Deal found 9/7£793
Sun 24/815:05LHR - SXM
3 stops27h 55mMultiple Airlines
Sun 31/820:35SXM - LHR
3 stops30h 30mMultiple Airlines
Deal found 10/7£804
Wed 10/920:55LHR - SXM
2 stops21h 40mKLM
Fri 19/914:20SXM - LHR
2 stops15h 25mKLM
Deal found 9/7£823
Sun 24/807:40LGW - SXM
3 stops35h 20mMultiple Airlines
Sun 31/820:35SXM - LGW
3 stops34h 10mMultiple Airlines
Deal found 10/7£832
Thu 11/920:10LCY - SXM
1 stop21h 50mKLM
Thu 18/915:40SXM - LCY
2 stops12h 50mKLM
Deal found 9/7£842
Sun 24/817:25LHR - SXM
1 stop25h 20mDelta
Sun 31/815:21SXM - LHR
1 stop17h 09mDelta
Deal found 10/7£846
Mon 25/817:00LHR - SXM
2 stops26h 31mBritish Airways
Mon 1/914:15SXM - LHR
1 stop13h 50mBritish Airways
Deal found 10/7£879
Mon 25/820:10LHR - SXM
2 stops22h 20mFinnair
Mon 1/914:45SXM - LHR
2 stops25h 55mFinnair
Deal found 11/7£886
Sat 13/910:45LGW - SXM
2 stops31h 29mWestJet
Sun 21/914:10SXM - LGW
2 stops38h 15mWestJet
Deal found 9/7£1,020
Wed 6/809:20LCY - SXM
2 stops33h 15mMultiple Airlines
Mon 11/815:40SXM - LCY
3 stops35h 15mMultiple Airlines
Deal found 8/7£1,578

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 11 July 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 7/10

13:40-13:34

1 stop28h 54m

Simpson Bay Princess Juliana

Mon 13/10

14:40-09:25

1 stop13h 45m

£793

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sun 24/8

15:05-14:00

3 stops27h 55m

Simpson Bay Princess Juliana

Sun 31/8

20:35-08:05

3 stops30h 30m

£804

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 10/9

20:55-13:35

2 stops21h 40m

Simpson Bay Princess Juliana

Fri 19/9

14:20-10:45

2 stops15h 25m

£823

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sun 24/8

07:40-14:00

3 stops35h 20m

Simpson Bay Princess Juliana

Sun 31/8

20:35-11:45

3 stops34h 10m

£832

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Thu 11/9

20:10-13:00

1 stop21h 50m

Simpson Bay Princess Juliana

Thu 18/9

15:40-09:30

2 stops12h 50m

£842

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sun 24/8

20:10-13:45

2 stops22h 35m

Simpson Bay Princess Juliana

Sun 31/8

15:21-13:30

1 stop17h 09m

£846

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 25/8

17:00-14:31

2 stops26h 31m

Simpson Bay Princess Juliana

Mon 1/9

14:15-09:05

1 stop13h 50m

£879

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 25/8

20:10-13:30

2 stops22h 20m

Simpson Bay Princess Juliana

Mon 1/9

14:45-21:40

2 stops25h 55m

£886

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Sat 13/9

10:45-13:14

2 stops31h 29m

Simpson Bay Princess Juliana

Sun 21/9

14:10-09:25

2 stops38h 15m

£1,020

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Wed 6/8

09:20-13:35

2 stops33h 15m

Simpson Bay Princess Juliana

Mon 11/8

15:40-07:55

3 stops35h 15m

£1,578

Flights are sorted by cheapest return flights first.

Deals found on 9/7

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 27 June 2025.

To ensure you get the cheapest price possible for a flight from London to Simpson Bay, you should look to book at least 71 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 11 July 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?

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 11 July 2025.
See what other customers who have flown with Delta, KLM, andFinnair 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.

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
8.0
Very Good

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

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

    Flying on American Airlines is currently your cheapest option to Simpson Bay, with prices starting at £793. Additional return tickets that might be worth considering are offered by KLM and Delta, with the lowest prices starting at £823 and £846, respectively. American Airlines is currently priced 1% 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£520Average£740FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£521Average£602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£597Average£891FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£636Average£806FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£640Average£670FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£648Average£815FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£650Average£1,013FlexibilityNo cancel feeOn-time75%
Search KLM 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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.