Cheap flights from London to Sofia from $37

The cheapest month to fly to Sofia from London is in January. Flight prices, which tend to average around $107, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Sofia from London during November instead. Flights to Sofia in November, while not as cheap as those in January, still average around $110.

According to our data, Monday is the cheapest day to fly to Sofia from London. The lowest ticket price found for a Monday departure recently was $130. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to Sofia on a Friday will generally be more expensive and average around $290. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the morning is the cheapest time of day to fly from London to Sofia when you can find flight prices for as low as $178. Flying to Sofia in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Sofia, so prices are often more expensive at around $330 per ticket.

Fly from London Stansted to Sofia for the best London - Sofia flight prices

You are more likely to see cheaper flights to Sofia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from London for as low as $238 on momondo.

There are 2 cabin classes available to choose from on London to Sofia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between London to Sofia.

As of October 2026, prices for London to Sofia flights are approximately 9% cheaper when compared to flights at the same time last year.

Ryanair, easyJet, and Wizz Air are the most popular carriers operating from London to Sofia

Wizz Air, Ryanair and Wizz Air are the top three most popular airlines that fly to Sofia from London according to our data. Wizz Air is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 3 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between London and Sofia have experienced a delay on any given week. The average delay length over the past 12 months has been 109 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Bulgaria Air have had the least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

The number of flights available between London and Sofia is 1 per day as of October 2026. The most frequent departure time is 8:00AM, with 50% of daily flights leaving at noon.

As of October 2026, 12 flights take off from London and land in Sofia each week. The most common flight departure day for this route is Sun, with 50% of weekly flights taking off on this day.