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Cheap flights from London Heathrow Airport to Saint Thomas Island from £640

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STT
7 Jul — 14 Jul1
1 adult

Cheap flight deals from Heathrow to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Saint Thomas Island (STT). 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 2 July 2025.

Round-trip from

£640

Popular in

December

Cheapest in

October

Average price

£954
16/7-30/7
  • 16/7-30/7
  • 4 total stops
  • 71h 03m total
  • London to Saint Thomas Island
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Highest demand for flights based on searches. 2% potential increase in price (£13 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Heathrow to Saint Thomas Island

Cheapest flights from Heathrow to Saint Thomas Island
Explore the most affordable flight options available from Heathrow to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.

Wed 16/718:00LHR - STT
2 stops44h 48mMultiple Airlines
Wed 30/713:25STT - LHR
2 stops26h 15mMultiple Airlines
Deal found 1/7£640
Sat 15/1111:45LHR - STT
1 stop28h 00mAmerican Airlines
Wed 19/1112:35STT - LHR
2 stops17h 40mAmerican Airlines
Deal found 30/6£808
Sat 15/1116:20LHR - STT
1 stop25h 36mUnited Airlines
Wed 19/1113:02STT - LHR
1 stop17h 48mUnited Airlines
Deal found 30/6£813
Wed 16/720:10LHR - STT
1 stop21h 07mVirgin Atlantic
Wed 30/716:10STT - LHR
1 stop12h 50mVirgin Atlantic
Deal found 1/7£1,022
Sat 15/1111:10LHR - STT
2 stops28h 50mAir Canada
Wed 19/1114:15STT - LHR
2 stops17h 05mAir Canada
Deal found 29/6£1,126
Thu 17/716:40LHR - STT
1 stop24h 37mLufthansa
Thu 24/713:19STT - LHR
1 stop37h 21mLufthansa
Deal found 1/7£1,181
Thu 14/813:40LHR - STT
1 stop28h 10mBritish Airways
Thu 21/813:50STT - LHR
1 stop14h 35mBritish Airways
Deal found 30/6£1,222
Fri 15/809:45LHR - STT
1 stop30h 15mAlaska Airlines
Fri 22/811:40STT - LHR
1 stop13h 40mAlaska Airlines
Deal found 1/7£1,276
Fri 15/820:10LHR - STT
1 stop21h 31mDelta
Fri 22/815:23STT - LHR
2 stops23h 37mDelta
Deal found 1/7£1,289
Tue 1/717:10LHR - STT
2 stops48h 04mKLM
Tue 8/713:27STT - LHR
2 stops37h 13mKLM
Deal found 30/6£1,477

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Saint Thomas Island 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 2 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Saint Thomas Island that are best for you.

Fly from

Heathrow

Fly to

Saint Thomas Island

Route

Depart

Return

Price

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Wed 16/7

18:00-09:48

2 stops44h 48m

Saint Thomas Island Cyril E King

Wed 30/7

13:25-20:40

2 stops26h 15m

£640

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Sat 15/11

11:45-11:45

1 stop28h 00m

Saint Thomas Island Cyril E King

Wed 19/11

12:35-10:15

2 stops17h 40m

£808

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Sat 15/11

16:20-13:56

1 stop25h 36m

Saint Thomas Island Cyril E King

Wed 19/11

13:02-10:50

1 stop17h 48m

£813

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Wed 16/7

20:10-12:17

1 stop21h 07m

Saint Thomas Island Cyril E King

Wed 30/7

16:10-10:00

1 stop12h 50m

£1,022

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Sat 15/11

11:10-12:00

2 stops28h 50m

Saint Thomas Island Cyril E King

Wed 19/11

14:15-11:20

2 stops17h 05m

£1,126

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Thu 17/7

16:40-12:17

1 stop24h 37m

Saint Thomas Island Cyril E King

Thu 24/7

13:19-07:40

1 stop37h 21m

£1,181

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Thu 14/8

13:40-12:50

1 stop28h 10m

Saint Thomas Island Cyril E King

Thu 21/8

13:50-09:25

1 stop14h 35m

£1,222

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Fri 15/8

09:45-11:00

1 stop30h 15m

Saint Thomas Island Cyril E King

Fri 22/8

11:40-06:20

1 stop13h 40m

£1,276

LondonSaint Thomas Island

LHR - STT

LHRSTT

London Heathrow

Fri 15/8

20:10-12:41

1 stop21h 31m

Saint Thomas Island Cyril E King

Fri 22/8

15:23-20:00

2 stops23h 37m

£1,289

Flights are sorted by cheapest return flights first.

Deals found on 1/7

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

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

What is the cheapest time of day to fly from LHR to STT?

Find hourly flight availability from Heathrow to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 12% on flights from London Heathrow Airport to Saint Thomas Island by exploring options for tickets at midday.

Reviews of airlines servicing Saint Thomas Island

Get insights into the airlines that provide service to Saint Thomas Island. 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 Saint Thomas Island. Reviews last updated 2 July 2025.
Read reviews from past customers who have flown with Alaska Airlines, Delta, andUnited Airlines from London Heathrow Airport to Saint Thomas Island. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.
Delta
8.0
Very Good
7,975 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.
United Airlines
7.4
Good
8,858 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.
Virgin Atlantic
7.4
Good
654 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2024

BOS - SEA

Overall excellent, such long flights should have an on board entertainment.

Related info for your journey

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

    Located just 2.8 mi from the city center, Saint Thomas Island Cyril E King is the airport most travelers will use when flying to Saint Thomas Island from London Heathrow. Booking flights from London Heathrow to Cyril E King (STT) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 4 different airlines.

  • What are the cheapest airlines flying from London Heathrow Airport to Saint Thomas Island round-trip?

    According to our current data, American Airlines (£808), United Airlines (£813), and Virgin Atlantic (£1,022) offers the cheapest pricing from London Heathrow Airport to Saint Thomas Island. These flights start at 4% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Saint Thomas Island 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
St. John

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Alternative routes for Heathrow to Saint Thomas Island

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

Top 4 airlines flying from Heathrow to Saint Thomas Island

Discover the top 4 airlines that operate flights from Heathrow to Saint Thomas Island. 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 2 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£590Average£809FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£714Average£829FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£726Average£862FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£776Average£882FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Heathrow to Saint Thomas Island?

When you search for this flight from Heathrow to Saint Thomas Island, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Saint Thomas Island 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 Heathrow to Saint Thomas Island with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Saint Thomas Island with no change fees.

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

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

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