If you're looking to fly from London Heathrow to St-Denis De La Reunion, you might like to know that 13 / Apr / 2026 currently has the cheapest flights. At the moment, there are three airlines flying to St-Denis De La Reunion. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to St-Denis De La Reunion.
There are 40 flights from London Heathrow to or via St-Denis De La Reunion every week. Out of the three available airlines, the most popular ones are Air Mauritius, Air France & KLM. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
The distance between London Heathrow to St-Denis De La Reunion is 9718 km. Normally, it takes about 16 hrs 35 mins to fly, and you can definitely expect the journey to be at least 15 hrs. You can see the various flight times in the results.
If you need somewhere to stay for your trip to Reunion, take a look at our accommodation options.
