How long is the flight from London to Simpson Bay?

Air Canada, KLM, and Delta can get you from London to Simpson Bay in just under 12h 25m. Your travel time can differ by up to 16h 50m. The distance from London to Simpson Bay is about 4077 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

Sunday is generally a great day to depart. Flying on this day could help you save up to 32%.

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

To save on the cost of your flight from London to Simpson Bay, book at least 31 days before your planned departure. Booking around this time can save you about 52% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $856 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,118.

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

The best pricing can be found in the month of March. Prices to Simpson Bay from London average $1,119. You can even find prices in March for less than $1,119, as users have found deals to Simpson Bay from as low as $723. The month of December appears to be one of the more expensive times to travel to Simpson Bay from London. Flying in the targeted month can save you up to 54%.

What airport do you fly into for flights to Simpson Bay from London?

Located just 0.5 mi from the city center, Simpson Bay Princess Juliana is the airport most travelers will use when flying to Simpson Bay from London. Booking flights from London to Princess Juliana (SXM) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.

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 vacation 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.

$618+ Cheap Flights from London to Simpson Bay

Q: How much does it cost to fly round-trip from London to Simpson Bay?

Airfare is typical for this route at the moment. London to Simpson Bay flights typically cost between $898 and $1,048 in December. The cheapest round-trip price found within the last 3 days was $908 on Air Canada (Dec 5-Apr 2).

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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 Monday or Saturday and return on a Tuesday

Cheap flight deals from London to Simpson Bay

Round-trip from	$908 (Air Canada)
One-way from	$618 (United Airlines)
Popular in	December
Cheapest in	March
Average price	$966

From London (LON) to Simpson Bay Princess Juliana

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One-way flight from London (LON) to Simpson Bay Princess Juliana

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Highest demand for flights based on searches. 9% potential increase in price ($122 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).

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Average for round-trip flights in September 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 September 15, 2025.

Fri 12/51:25 pmLHR - SXM

1 stop29h 15mAir Canada

Thu 4/22:05 pmSXM - LHR

1 stop35h 25mAir Canada

Deal found 9/14

$908

Wed 10/296:30 amLHR - SXM

1 stop12h 25mKLM

Wed 11/54:15 pmSXM - LHR

2 stops14h 30mKLM

Deal found 9/15

$913

Thu 9/2510:55 amLHR - SXM

2 stops31h 55mDelta

Fri 10/243:14 pmSXM - LHR

2 stops23h 46mDelta

Deal found 9/15

$928

Thu 10/237:05 pmLHR - SXM

2 stops23h 32mAmerican Airlines

Thu 10/304:24 pmSXM - LHR

1 stop15h 41mAmerican Airlines

Deal found 9/13

$936

Wed 9/177:05 pmLHR - SXM

2 stops23h 14mAmerican Airlines

Sat 9/272:20 pmSXM - LHR

1 stop14h 05mAmerican Airlines

Deal found 9/15

$952

Fri 12/52:30 pmLHR - SXM

1 stop29h 55mAmerican Airlines

Thu 4/24:15 pmSXM - LHR

1 stop14h 45mAmerican Airlines

Deal found 9/14

$977

Wed 10/227:40 pmLHR - SXM

2 stops24h 35mAmerican Airlines

Thu 10/304:24 pmSXM - LHR

1 stop15h 41mAmerican Airlines

Deal found 9/13

$978

Mon 10/67:05 pmLHR - SXM

2 stops23h 32mAmerican Airlines

Mon 10/134:24 pmSXM - LHR

2 stops19h 51mAmerican Airlines

Deal found 9/15

$981

Best flights from London to Simpson Bay
Discover carefully curated flight deals from London to Simpson Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Fri 12/51:25 pmLHR - SXM

1 stop29h 15mAir Canada

Thu 4/22:05 pmSXM - LHR

1 stop35h 25mAir Canada

Deal found 9/14

$908

Wed 10/296:30 amLHR - SXM

1 stop12h 25mKLM

Wed 11/54:15 pmSXM - LHR

2 stops14h 30mKLM

Deal found 9/15

$913

Sat 11/154:35 pmLHR - SXM

2 stops26h 20mDelta

Sat 11/224:30 pmSXM - LHR

1 stop13h 45mDelta

Deal found 9/15

$928

Thu 10/237:05 pmLHR - SXM

2 stops23h 32mAmerican Airlines

Thu 10/304:24 pmSXM - LHR

1 stop15h 41mAmerican Airlines

Deal found 9/13

$936

Thu 9/254:50 pmLHR - SXM

2 stops26h 00mDelta

Fri 10/243:14 pmSXM - LHR

1 stop17h 16mDelta

Deal found 9/14

$928

Thu 9/255:00 pmLHR - SXM

2 stops25h 19mAmerican Airlines

Fri 10/244:24 pmSXM - LHR

2 stops21h 31mAmerican Airlines

Deal found 9/14

$957

Fri 12/51:05 pmLHR - SXM

2 stops28h 55mDelta

Thu 4/23:45 pmSXM - LHR

1 stop23h 15mDelta

Deal found 9/14

$928

Sat 11/812:40 pmLHR - SXM

2 stops30h 15mDelta

Thu 11/204:20 pmSXM - LHR

2 stops23h 50mDelta

Deal found 9/15

$928

Tue 1/2712:30 pmLHR - SXM

1 stop30h 26mDelta

Tue 2/31:45 pmSXM - LHR

1 stop15h 15mDelta

Deal found 9/15

$936

Sat 1/109:40 amLHR - SXM

2 stops30h 35mDelta

Sat 1/175:16 pmSXM - LHR

2 stops22h 54mDelta

Deal found 9/14

$936

Last-minute flights from London to Simpson Bay
Discover last-minute flight deals from London to Simpson Bay. Data last updated September 15, 2025 and is based on user searches.

Wed 9/177:05 pmLHR - SXM

2 stops23h 14mAmerican Airlines

Sat 9/272:20 pmSXM - LHR

1 stop14h 05mAmerican Airlines

Deal found 9/15

$952

Thu 9/2510:55 amLHR - SXM

2 stops31h 55mDelta

Fri 10/243:14 pmSXM - LHR

2 stops23h 46mDelta

Deal found 9/15

$928

Mon 10/67:05 pmLHR - SXM

2 stops23h 32mAmerican Airlines

Mon 10/134:24 pmSXM - LHR

2 stops19h 51mAmerican Airlines

Deal found 9/15

$981

Tue 10/1411:55 amLHR - SXM

1 stop30h 20mJetBlue

Tue 10/212:35 pmSXM - LHR

1 stop13h 55mJetBlue

Deal found 9/14

$1,013

Wed 10/227:40 pmLHR - SXM

2 stops24h 35mAmerican Airlines

Thu 10/304:24 pmSXM - LHR

1 stop15h 41mAmerican Airlines

Deal found 9/13

$978

Thu 10/237:05 pmLHR - SXM

2 stops23h 32mAmerican Airlines

Thu 10/304:24 pmSXM - LHR

1 stop15h 41mAmerican Airlines

Deal found 9/13

$936

Wed 10/296:30 amLHR - SXM

1 stop12h 25mKLM

Wed 11/54:15 pmSXM - LHR

2 stops14h 30mKLM

Deal found 9/15

$913

One-way flights from London to Simpson Bay
Search for one-way flight options from London to Simpson Bay. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Sun 10/2612:05 pmLHR - SXM

2 stops28h 45mUnited Airlines

Deal found 9/15

$618

Sun 10/266:00 amLHR - SXM

3 stops36h 00mMultiple Airlines

Deal found 9/15

$758

Sun 9/219:55 amLHR - SXM

1 stop32h 24mMultiple Airlines

Deal found 9/14

$800

Sun 10/265:05 pmLHR - SXM

1 stop25h 50mKLM

Deal found 9/15

$1,032

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

Fri 12/5

1:25 pm-2:40 pm

1 stop29h 15m

Simpson Bay Princess Juliana

Thu 4/2

2:05 pm-6:30 am

1 stop35h 25m

$908

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Wed 10/29

6:30 am-2:55 pm

1 stop12h 25m

Simpson Bay Princess Juliana

Wed 11/5

4:15 pm-10:45 am

2 stops14h 30m

$913

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 11/15

4:35 pm-2:55 pm

2 stops26h 20m

Simpson Bay Princess Juliana

Sat 11/22

4:30 pm-10:15 am

1 stop13h 45m

$928

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 9/25

4:50 pm-1:50 pm

2 stops26h 00m

Simpson Bay Princess Juliana

Fri 10/24

3:14 pm-1:30 pm

1 stop17h 16m

$928

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Fri 12/5

1:05 pm-2:00 pm

2 stops28h 55m

Simpson Bay Princess Juliana

Thu 4/2

3:45 pm-8:00 pm

1 stop23h 15m

$928

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 11/8

12:40 pm-2:55 pm

2 stops30h 15m

Simpson Bay Princess Juliana

Thu 11/20

4:20 pm-8:10 pm

2 stops23h 50m

$928

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 10/23

7:05 pm-1:37 pm

2 stops23h 32m

Simpson Bay Princess Juliana

Thu 10/30

4:24 pm-12:05 pm

1 stop15h 41m

$936

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Tue 1/27

12:30 pm-2:56 pm

1 stop30h 26m

Simpson Bay Princess Juliana

Tue 2/3

1:45 pm-9:00 am

1 stop15h 15m

$936

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Sat 1/10

9:40 am-12:15 pm

2 stops30h 35m

Simpson Bay Princess Juliana

Sat 1/17

5:16 pm-8:10 pm

2 stops22h 54m

$936

LondonSimpson Bay

LHR - SXM

LHRSXM

London Heathrow

Thu 9/25

5:00 pm-1:19 pm

2 stops25h 19m

Simpson Bay Princess Juliana

Fri 10/24

4:24 pm-6:55 pm

2 stops21h 31m

$957

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 14 results

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 round-trip 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?

The price you pay for your flight from London to Simpson Bay may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from London to Simpson Bay (average of $459). Flying from London to Simpson Bay in March is currently the most expensive (average of $652). 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 noon could potentially save you up to 14% on airfare.

How much does it cost to fly round-trip from London to Simpson Bay?

Reviews of airlines servicing Simpson Bay

Get a feel of what it's like to fly with Delta and Air France from London to Simpson Bay by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

6.0

Good

Colin,Sep 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

7,954 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

6.0

Good

Colin,Sep 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

1,469 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

6.0

Good

Colin,Sep 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?
Located just 0.5 mi from the city center, Simpson Bay Princess Juliana is the airport most travelers will use when flying to Simpson Bay from London. Booking flights from London to Princess Juliana (SXM) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.
How long is the flight from London to Simpson Bay?
Air Canada, KLM, and Delta can get you from London to Simpson Bay in just under 12h 25m. Your travel time can differ by up to 16h 50m. The distance from London to Simpson Bay is about 4077 mi. Both multi-stop and nonstop flights can be found to your destination and back.
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 vacation 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, September is the cheapest month in which you can book a flight from London to Simpson Bay (average of $459). Flying from London to Simpson Bay in March is currently the most expensive (average of $652). 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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$618+ Cheap flights from London (LON) to Simpson Bay (SXM)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from London to Simpson Bay with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 Monday or Saturday and return on a Tuesday

Cheap flight deals from London to Simpson Bay

Round-trip from

One-way 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 September 15, 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 September 15, 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 round-trip flight from London to Simpson Bay. Price data was last updated on September 12, 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 September 15, 2025.

How much does it cost to fly round-trip from London to Simpson Bay?

Reviews of airlines servicing Simpson Bay

Get a feel of what it's like to fly with Delta and Air France from London to Simpson Bay by reading reviews from past customers. Users have also rated airlines 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?

How long is the flight 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?

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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 September 15, 2025.