We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Sofia. You can choose from nine airlines. At the moment, 19 / Mar / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
There are 70 flights from London Heathrow to or via Sofia every week. Out of the nine available airlines, the most popular ones are Turkish Airlines, Lufthansa & LOT Polish Airlines. 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.
Generally speaking, the flight from London Heathrow to Sofia takes around 5 hrs 40 mins. The fastest flight takes 3 hrs 10 mins to cover the 2042 km distance. You can view all flight times yourself in the results list.
November is normally the cheapest month to fly to Sofia, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. August is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.
