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Cheap flights from London to Simpson Bay from £450

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SXM
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London to Simpson Bay Princess Juliana are usually found in March or January, booked 71 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 25 March 2025.

Round-trip from

£677

One-way from

£450

Popular in

December

Cheapest in

March

Average price

£673
Air Canada
  • Air Canada
  • 6/4-14/4
  • 4 total stops
  • 63h 25m total
  • London to Simpson Bay
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WestJet
  • WestJet
  • 13/9
  • 2 total stops
  • 28h 04m total
  • London to Simpson Bay
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£59 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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 25 March 2025.

Thu 3/414:05LHR - SXM
2 stops30h 10mAir Canada
Sun 13/415:55SXM - LHR
2 stops33h 40mAir Canada
Deal found 24/3£640
Wed 2/416:50LHR - SXM
1 stop24h 25mDelta
Mon 14/415:30SXM - LHR
1 stop34h 45mDelta
Deal found 23/3£687
Mon 5/513:40LHR - SXM
1 stop28h 35mAmerican Airlines
Thu 15/515:24SXM - LHR
1 stop14h 11mAmerican Airlines
Deal found 24/3£691
Fri 2/506:15LHR - SXM
1 stop13h 20mMultiple Airlines
Wed 11/614:10SXM - LHR
2 stops15h 35mMultiple Airlines
Deal found 24/3£705
Wed 9/417:00LHR - SXM
2 stops27h 24mFinnair
Mon 12/514:24SXM - LHR
1 stop15h 11mFinnair
Deal found 24/3£735
Fri 2/506:15LHR - SXM
1 stop13h 20mAir France
Wed 11/615:40SXM - LHR
1 stop17h 05mAir France
Deal found 24/3£745
Fri 2/514:00LGW - SXM
2 stops29h 00mMultiple Airlines
Tue 10/618:45SXM - LGW
3 stops31h 10mMultiple Airlines
Deal found 24/3£745
Fri 2/520:10LCY - SXM
2 stops23h 25mKLM
Wed 11/614:10SXM - LCY
2 stops14h 20mKLM
Deal found 24/3£746
Thu 3/409:20LCY - SXM
2 stops31h 55mDelta
Wed 23/415:30SXM - LCY
2 stops34h 45mDelta
Deal found 24/3£967
Fri 4/412:40LGW - SXM
1 stop27h 35mAir Transat
Sat 19/412:25SXM - LGW
1 stop17h 20mAir Transat
Deal found 24/3£1,123
Fri 4/420:55LHR - SXM
2 stops21h 40mKLM
Tue 22/414:20SXM - LHR
2 stops20h 55mKLM
Deal found 24/3£1,149
Fri 4/416:40LHR - SXM
1 stop24h 49mUnited Airlines
Sat 19/413:25SXM - LHR
1 stop17h 20mUnited Airlines
Deal found 24/3£1,258

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 25 March 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

Sun 6/4

14:05-15:15

2 stops30h 10m

Simpson Bay Princess Juliana

Mon 14/4

16:15-06:30

2 stops33h 15m

£677

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 4/4

12:55-12:15

1 stop28h 20m

Simpson Bay Princess Juliana

Sat 12/4

13:40-13:30

1 stop18h 50m

£687

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Mon 5/5

13:40-13:15

1 stop28h 35m

Simpson Bay Princess Juliana

Thu 15/5

15:24-10:35

1 stop14h 11m

£691

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 2/5

06:15-14:35

1 stop13h 20m

Simpson Bay Princess Juliana

Wed 11/6

14:10-10:45

2 stops15h 35m

£705

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 9/4

17:00-15:24

2 stops27h 24m

Simpson Bay Princess Juliana

Mon 12/5

14:24-10:35

1 stop15h 11m

£735

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 2/5

06:15-14:35

1 stop13h 20m

Simpson Bay Princess Juliana

Wed 11/6

15:40-13:45

1 stop17h 05m

£745

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 2/5

14:00-14:00

2 stops29h 00m

Simpson Bay Princess Juliana

Tue 10/6

18:45-06:55

3 stops31h 10m

£745

LondonSimpson Bay

LCY - SXM

LCYSXM

London City

Fri 2/5

20:10-14:35

2 stops23h 25m

Simpson Bay Princess Juliana

Wed 11/6

14:10-09:30

2 stops14h 20m

£746

LondonSimpson Bay

LGW - SXM

LGWSXM

London Gatwick

Fri 4/4

12:40-11:15

1 stop27h 35m

Simpson Bay Princess Juliana

Sat 19/4

12:25-10:45

1 stop17h 20m

£1,123

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 4/4

20:55-13:35

2 stops21h 40m

Simpson Bay Princess Juliana

Tue 22/4

14:20-16:15

2 stops20h 55m

£1,149

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 19 results
1
2

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 21 March 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 25 March 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.

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 25 March 2025.
Get a feel of what it's like to fly with Delta, KLM and Air Transat from London to Simpson Bay by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
Delta
8.0
Very Good
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
Air France
7.4
Good
1,423 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 Air Canada is currently your cheapest option to Simpson Bay, with prices starting at £677. Additional return tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at £687 and £691, respectively. Air Canada is currently priced 21% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £450. However, be on the lookout for offers from KLM and Air France, as they are both options that can get you from London to Simpson Bay for a low price.

  • 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 £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.
Heathrow to Simpson Bay flights
Gatwick to Simpson Bay flights
Manchester to Simpson Bay flights
Birmingham to Simpson Bay flights
Edinburgh to Simpson Bay flights

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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£546Average£778FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£559Average£636FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£628Average£929FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£660Average£704FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest£663Average£819FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£681Average£880FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£700Average£1,033FlexibilityNo cancel feeOn-time75%
Search KLM 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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