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Cheap flights from Saint Thomas Island to London from £353

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
STT — LON
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Saint Thomas Island to London

Enter your travel dates to find the best prices.

Cheapest flights from Saint Thomas Island to London
Explore the most affordable flight options available from Saint Thomas Island to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Fri 13/1118:17
STT
-
LHR
1 stop13h 48m
British Airways
Thu 10/1214:30
LHR
-
STT
1 stop27h 22m
British Airways
Deal found 9/3£640
Wed 8/414:10
STT
-
LHR
1 stop16h 45m
United Airlines
Fri 24/414:10
LHR
-
STT
2 stops30h 33m
United Airlines
Deal found 7/3£655
Wed 8/415:58
STT
-
LHR
1 stop13h 22m
Delta
Fri 24/418:35
LHR
-
STT
1 stop23h 38m
Delta
Deal found 7/3£655
Tue 10/1115:50
STT
-
LHR
1 stop15h 50m
Delta
Fri 11/1211:30
LHR
-
STT
2 stops29h 50m
Delta
Deal found 9/3£667
Fri 13/1114:15
STT
-
LHR
2 stops15h 50m
United Airlines
Thu 10/1209:30
LHR
-
STT
2 stops31h 42m
United Airlines
Deal found 9/3£676
Tue 10/1113:02
STT
-
LHR
1 stop17h 48m
United Airlines
Thu 10/1216:20
LHR
-
STT
1 stop24h 52m
United Airlines
Deal found 9/3£678
Tue 10/1113:02
STT
-
LHR
1 stop13h 38m
United Airlines
Mon 7/1216:20
LHR
-
STT
1 stop24h 52m
United Airlines
Deal found 9/3£684
Sat 14/1116:50
STT
-
LHR
1 stop23h 10m
Delta
Thu 10/1211:05
LHR
-
STT
2 stops31h 38m
Delta
Deal found 9/3£686

Find flight deals from Saint Thomas Island to London

Discover tips and strategies to find the most affordable flight options for your journey from Saint Thomas Island (STT) to London (LON). 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 March 2026.

Round-trip from

£655

One-way from

£353

Popular in

June

Cheapest in

March

Average price

£427
United Airlines
  • United Airlines
  • 8/4-24/4
  • 3 total stops
  • 47h 18m total
  • Saint Thomas Island to London
Search Deals
6/4
  • 6/4
  • 3 total stops
  • 40h 19m total
  • Saint Thomas Island to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£39 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Saint Thomas Island to London 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 March 2026.
Use the filters below to find and compare flights from Saint Thomas Island to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Sun 5/7

16:50-12:35

1 stop14h 45m

London Heathrow

Wed 12/8

18:05-11:00

1 stop21h 55m

£858

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Tue 9/6

11:55-06:40

1 stop13h 45m

London Heathrow

Fri 19/6

16:35-11:12

1 stop23h 37m

£864

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Tue 9/6

16:45-10:40

1 stop12h 55m

London Heathrow

Fri 19/6

14:10-15:43

2 stops30h 33m

£867

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Tue 9/6

16:00-10:20

1 stop13h 20m

London Heathrow

Fri 19/6

16:20-16:05

2 stops28h 45m

£871

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Mon 1/6

16:45-10:40

1 stop12h 55m

London Heathrow

Mon 8/6

09:30-12:20

2 stops31h 50m

£908

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Mon 1/6

13:16-12:05

2 stops17h 49m

London Heathrow

Mon 8/6

11:45-13:55

2 stops31h 10m

£916

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Sat 2/5

12:25-14:15

3 stops20h 50m

London Heathrow

Thu 7/5

13:05-09:54

2 stops25h 49m

£949

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Sun 5/7

16:15-14:35

2 stops17h 20m

London Heathrow

Wed 12/8

11:45-13:52

2 stops31h 07m

£970

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Fri 3/7

13:27-14:35

2 stops20h 08m

London Heathrow

Sat 25/7

11:20-14:00

2 stops31h 40m

£1,052

Saint Thomas IslandLondon

STT - LHR

STTLHR

Saint Thomas Island Cyril E King

Thu 18/6

11:45-07:45

1 stop15h 00m

London Heathrow

Mon 29/6

19:25-13:47

2 stops23h 22m

£1,065

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Saint Thomas Island to London

Have a flexible travel schedule? Discover the best time to fly to London from Saint Thomas Island 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 Saint Thomas Island to London

How much does it cost for a return flight from Saint Thomas Island to London?

What’s the top stopover airport for flights from Saint Thomas Island to London?

Share of one-stop return flights from Saint Thomas Island to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Miami (MIA) – chosen by Cheapflights users on 80% of one-stop itineraries from Saint Thomas Island to London on Cheapflights.

What’s the cheapest stopover airport for flights from Saint Thomas Island to London?

Average return fare for one-stop flights from Saint Thomas Island to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £486.

What’s the fastest stopover option from Saint Thomas Island to London?

Shortest average travel time for one-stop one-way flights from Saint Thomas Island to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 12h 39m.

Which airport typically offers the quickest stopover for flights from Saint Thomas Island to London?

Average stopover duration for one-stop one-way flights from Saint Thomas Island to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 5h 27m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 11 March 2026.
See what other customers who have flown with Delta,Virgin Atlantic, andAmerican Airlines from Saint Thomas Island to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Virgin Atlantic
7.5
Good
680 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.1
Good
11,414 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Saint Thomas Island to London. 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 from for flights from Saint Thomas Island to London?

    Saint Thomas Island Cyril E King (STT) is the airport you will fly out of if you book a flight from Saint Thomas Island to London. You should not have trouble finding flights to London from Cyril E King; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Saint Thomas Island airport to London. It is only a 2.8 mi journey to Cyril E King (STT) from Saint Thomas Island’s city center.

  • How long is the flight from Saint Thomas Island to London?

    American Airlines, United Airlines, and Delta can get you from Saint Thomas Island to London in just under 12h 55m. Your travel time can differ by up to 1h 50m. Airlines will cover a distance of 4140 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Saint Thomas Island to London that include hotel bookings?

    Yes. In addition to deals on Saint Thomas Island to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Saint Thomas Island to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Thomas Island to London.

  • Can I find deals for business class flights from Saint Thomas Island to London?

    Yes. Cheapflights offers flight deals from Saint Thomas Island to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Saint Thomas Island to London

See prices for flight routes from nearby airports that may be better suited for you.
Saint Thomas Island to Heathrow flights
Saint Thomas Island to Manchester flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Saint Thomas Island to London?

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Why should you use Cheapflights to find cheap flight tickets from Saint Thomas Island to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Saint Thomas Island.

Can Cheapflights find flights from Saint Thomas Island to London with no change fees?

Need flexible booking options for your flight to London from Saint Thomas Island? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Saint Thomas Island to London become cheaper?

Not ready to book yet? You can track prices for flights from Saint Thomas Island to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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