Q: What is the typical price of a round-trip flight between Sofia and London Heathrow Airport?

Prices are currently low for flights on this route. Typical prices usually range from £146 to £176. The lowest price recently found on this route was £120.

Question 1

Which airport is the most popular for stopovers for flights between Sofia and London Heathrow Airport?

Accepted Answer

Warsaw (WAW) was the most common stop: 60% of momondo users choosing one-stop flights on this route connected there.

Question 2

Which stopover airport has the shortest travel time from Sofia to London Heathrow Airport?

Accepted Answer

Flights connecting via Warsaw (WAW) have the shortest average one-way travel time: 5h 25m.

Question 3

What is the cheapest airline that flies from Sofia to London Heathrow?

Accepted Answer

British Airways, Aegean Airlines, and Air Serbia are the most popular carriers operating from Sofia to London Heathrow

Question 4

Which airlines fly to London Heathrow Airport?

Accepted Answer

Bulgaria Air, LOT and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Sofia according to our data. Bulgaria Air is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 5

Can stopping save me money on Sofia to London Heathrow Airport flights?

Accepted Answer

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

Question 6

Which stopover airport has the shortest connection time from Sofia to London Heathrow Airport?

Accepted Answer

Warsaw (WAW) has the shortest average stopover time for this route: 0h 48m.

Question 7

What is the typical price of a round-trip flight between Sofia and London Heathrow Airport?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from £146 to £176.
The lowest price recently found on this route was £120.

Question 8

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Sofia is on a Thursday. momondo users have found tickets for Thursday departures for as low as £103. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £199.

Question 9

How often are flights from Sofia to London delayed?

Accepted Answer

Historically, on average around 16% of flights between Sofia and London have experienced a delay on any given week. The average delay length over the past 12 months has been 100 minutes.

Question 10

What cabin class options are available on Sofia to London Heathrow flights?

Accepted Answer

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

Question 11

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

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

Question 12

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Sofia to London Heathrow Airport in the evening for as low as £128. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £196 on average. Flights to London Heathrow Airport from Sofia in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 13

What is the most punctual flight time for Sofia to London flights?

Accepted Answer

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

Question 14

How many flights depart from Sofia to London Heathrow Airport on average per week?

Accepted Answer

As of January 2026, there are 1 flights per week flying from Sofia to London Heathrow Airport. The most common day of the week flights depart is Wed, with 100% of flights taking off on this day.

Question 15

What is the cheapest Sofia to London Heathrow flight route?

Accepted Answer

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

Question 16

Which airline has the best punctuality record on Sofia to London flights?

Accepted Answer

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Question 17

Which stopover airport offers the lowest fares from Sofia to London Heathrow Airport?

Accepted Answer

Flights via Munich (MUC) offer the lowest average return price of £181.

Question 18

How have Sofia to London Heathrow Airport flight prices changed over time?

Accepted Answer

As of January 2026, prices for Sofia to London Heathrow Airport flights are approximately 24% more expensive when compared to flights at the same time last year.

Question 19

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

In general, February is the cheapest month to fly from Sofia to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £150. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Sofia averaging around £151.

Question 20

When did momondo last update prices for flights from Sofia Airport to London Heathrow Airport?

Accepted Answer

Prices for flights from Sofia Airport to London Heathrow Airport are refreshed on a daily basis.

Question 21

How many operators does momondo search for flights from Sofia Airport to London Heathrow Airport?

Accepted Answer

As of January 2026, there are 3 operators available to choose from for flights from Sofia Airport to London Heathrow Airport.

Question 22

How old do you have to be to fly from Sofia Airport to London Heathrow Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sofia Airport to London Heathrow Airport.

Question 23

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best price found	£126
Fastest flight time	3h 20m
Direct flights	Mon, Tue, Thu, Sat and Sun

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £89	Free Cancellation	Rating 6.7 7,689 reviews	Search British Airways flights
Bulgaria Air	PriceFrom £96	Free Cancellation	Rating 8.3 59 reviews	Search Bulgaria Air flights
LOT	PriceFrom £125	Free Cancellation	Rating 7.5 1,174 reviews	Search LOT flights

Cheap flights from Sofia to London from £47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to London departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Sofia to London Heathrow Airport

What is the typical price of a round-trip flight between Sofia and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Sofia to London Heathrow flight route?

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

What cabin class options are available on Sofia to London Heathrow flights?

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

Can stopping save me money on Sofia to London Heathrow Airport flights?

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

How have Sofia to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Sofia to London Heathrow Airport flights are approximately 24% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Sofia to London Heathrow?

British Airways, Aegean Airlines, and Air Serbia are the most popular carriers operating from Sofia to London Heathrow

Which airlines fly to London Heathrow Airport?

How often are flights from Sofia to London delayed?

Historically, on average around 16% of flights between Sofia and London have experienced a delay on any given week. The average delay length over the past 12 months has been 100 minutes.

What is the most punctual flight time for Sofia to London flights?

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

What day of the week experiences the fewest flight delays on this route?

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

Which airline has the best punctuality record on Sofia to London flights?

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between Sofia and London Heathrow Airport?

Warsaw (WAW) was the most common stop: 60% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Sofia to London Heathrow Airport?

Flights via Munich (MUC) offer the lowest average return price of £181.

Which stopover airport has the shortest travel time from Sofia to London Heathrow Airport?

Flights connecting via Warsaw (WAW) have the shortest average one-way travel time: 5h 25m.

Which stopover airport has the shortest connection time from Sofia to London Heathrow Airport?

Warsaw (WAW) has the shortest average stopover time for this route: 0h 48m.

How many flights depart from Sofia to London Heathrow Airport on average per week?

As of January 2026, there are 1 flights per week flying from Sofia to London Heathrow Airport. The most common day of the week flights depart is Wed, with 100% of flights taking off on this day.

When to book flights from Sofia to London Heathrow Airport

Cheap Sofia to London Heathrow Airport (SOF to LHR) flight deals and tips

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How far is Sofia to London Heathrow by plane?

When did momondo last update prices for flights from Sofia Airport to London Heathrow Airport?

How many operators does momondo search for flights from Sofia Airport to London Heathrow Airport?

How old do you have to be to fly from Sofia Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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What is the most popular airline from Sofia to London Heathrow Airport?

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