We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Saint Thomas. You can choose from two airlines. At the moment, 02 / Oct / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
British Airways is the most popular airline that flies from London Heathrow to Saint Thomas. But it's still worth looking at other options, as there are 21 flights to Saint Thomas every week. If you want to broaden your search, look at flights departing from other airports.
The distance between London Heathrow to Saint Thomas is 6673 km. Normally, it takes about 25 hrs 15 mins to fly, and you can definitely expect the journey to be at least 25 hrs 10 mins. You can see the various flight times in the results.
Searching by month, for instance, will show you the best time of the week to fly.