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?

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.

What are the most popular airlines that fly from London to Simpson Bay?

When booking a flight from London to Simpson Bay, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

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

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 10% on the overall cost on flights from London to Simpson Bay.

How far in advance should I book a flight from London to Simpson Bay?

Find a great deal and save up to 25% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to Simpson Bay within the next two weeks, with the cheapest ticket starting at £630.

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

March can be a great time to fly to Simpson Bay from London with a flight ticket averaging about £804. Cheapflights users have found deals in the month of March for as cheap as £532. The most expensive prices can be found in the month of December.

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.

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.

£793+ Flights from London to Simpson Bay

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

Round-trip from	£793
Popular in	December
Cheapest in	March
Average price	£915

American Airlines
7/10-13/10
2 total stops
42h 39m total
London to Simpson Bay

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£73 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£29 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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

Best flights from London to Simpson Bay
Discover carefully curated flight deals from London to Simpson Bay that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 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 24/817:25LHR - 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

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

Wed 6/809:20LCY - SXM

2 stops33h 15mMultiple Airlines

Mon 11/815:40SXM - LCY

3 stops35h 15mMultiple Airlines

Deal found 8/7£1,578

Last-minute flights from London to Simpson Bay
Discover last-minute flight deals from London to Simpson Bay. Data last updated 11 July 2025 and is based on user searches.

Wed 16/720:55LHR - SXM

2 stops21h 40mMultiple Airlines

Sun 21/914:20SXM - LHR

3 stops21h 15mMultiple Airlines

Deal found 11/7£1,119

Fri 18/720:10LHR - SXM

1 stop23h 02mDelta

Sun 21/915:20SXM - LHR

1 stop14h 50mDelta

Deal found 10/7£952

Fri 18/712:05LGW - SXM

3 stops30h 55mMultiple Airlines

Sun 21/920:35SXM - LGW

2 stops29h 20mMultiple Airlines

Deal found 10/7£1,197

Mon 21/715:00LHR - SXM

1 stop27h 25mAmerican Airlines

Sun 21/914:20SXM - LHR

1 stop15h 15mAmerican Airlines

Deal found 9/7£798

Mon 21/720:10LCY - SXM

1 stop21h 50mKLM

Sun 21/914:20SXM - LCY

2 stops22h 00mKLM

Deal found 9/7£1,067

Wed 6/816:00LHR - SXM

1 stop25h 29mUnited Airlines

Mon 11/813:35SXM - LHR

1 stop16h 50mUnited Airlines

Deal found 8/7£1,010

Wed 6/809:20LCY - SXM

2 stops33h 15mMultiple Airlines

Mon 11/815:40SXM - LCY

3 stops35h 15mMultiple Airlines

Deal found 8/7£1,578

Sun 24/815:05LHR - SXM

3 stops27h 55mMultiple Airlines

Sun 31/820:35SXM - LHR

3 stops30h 30mMultiple Airlines

Deal found 10/7£804

Sun 24/807:40LGW - SXM

3 stops35h 20mMultiple Airlines

Sun 31/820:35SXM - LGW

3 stops34h 10mMultiple Airlines

Deal found 10/7£832

Sun 24/820:10LHR - SXM

2 stops22h 35mDelta

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Simpson Bay that are best for you.

Fly from

Fly to

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?

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?

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?

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

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.

Delta

8.0

Very Good

7,951 reviews

Check prices

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

7,951 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

1,372 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

1,312 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

WestJet

7.2

Good

2,927 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

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?
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to Simpson Bay

Heathrow to Simpson Bay flights

Gatwick to Simpson Bay flights

Birmingham to Simpson Bay flights

Manchester to Simpson Bay flights

Edinburgh to Simpson Bay flights

Top 7 airlines flying from London to Simpson Bay

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest£520	Average£740	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest£521	Average£602	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air France	Cheapest£597	Average£891	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Delta	Cheapest£636	Average£806	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
British Airways	Cheapest£640	Average£670	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£648	Average£815	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£650	Average£1,013	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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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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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.

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

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from London to Simpson Bay

Cheapest flights from London to Simpson BayExplore 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.

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.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Simpson Bay that are best for you.

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.

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.

What is the cheapest month to book a flight from London to Simpson Bay?

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.

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.

How much does it cost for a return flight from London to Simpson Bay?

Reviews of airlines servicing Simpson Bay

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.

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?

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

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?

How can I find direct flights from London to Simpson Bay?

Can I find deals for business class flights from London to Simpson Bay?

What is the cheapest month to book a flight from London to Simpson Bay?

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

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?

Why should you use Cheapflights to find cheap flight tickets from London to Simpson Bay?

Can Cheapflights find flights from London to Simpson Bay with no change fees?

Can Cheapflights notify me if prices for flights from London to Simpson Bay become cheaper?

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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 11 July 2025.