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

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

Which airlines fly to Sofia?

Bulgaria Air, British Airways and Lufthansa are the top three most popular airlines that fly to Sofia from London Heathrow Airport according to our data. Bulgaria Air is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Sofia. Keep in mind that there are 8 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

How often are flights from London to Sofia delayed?

Historically, on average around 22% 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 126 minutes.

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

Vienna (VIE) was the most common stop: 38% of momondo users choosing one-stop flights on this route connected there.

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

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

Warsaw (WAW) has the shortest average stopover time for this route: 1h 08m.

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

Flights connecting via Warsaw (WAW) have the shortest average one-way travel time: 5h 26m.

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

2 flights are operational weekly from London Heathrow Airport to Sofia as of October 2025. The most popular departure day for this route is Wed, with 100% of flights per week taking off on this day.

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

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

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

Flights via Amsterdam (AMS) offer the lowest average return price of £159.

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

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

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

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

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

As of October 2025, there are 8 operators available to choose from for flights from London Heathrow Airport to Sofia Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£65 Cheap Flights from London Heathrow Airport to Sofia in 2025/26

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06:05 - 11:15LHR-SOF

3h 10mdirect

21:00 - 22:30SOF-LHR

3h 30mdirect

£102British Airways

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Sat, 6 Dec - Wed, 10 Dec

06:05 - 11:15LHR-SOF

3h 10mdirect

12:05 - 13:50SOF-LHR

3h 45mdirect

£104British Airways

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Sat, 29 Nov - Sat, 6 Dec

22:15 - 19:30LHR-SOF

19h 15m1 stop

21:00 - 22:30SOF-LHR

3h 30mdirect

£123Multiple Airlines

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Sat, 17 Jan - Wed, 21 Jan

22:15 - 19:30LHR-SOF

19h 15m1 stop

20:20 - 21:15SOF-LHR

26h 55m1 stop

£127Aegean Airlines

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Sat, 10 Jan - Sun, 18 Jan

06:05 - 11:15LHR-SOF

3h 10mdirect

20:20 - 21:15SOF-LHR

26h 55m1 stop

£128Multiple Airlines

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Sat, 6 Dec - Sun, 7 Dec

22:15 - 19:30LHR-SOF

19h 15m1 stop

16:20 - 21:15SOF-LHR

6h 55m1 stop

£141Aegean Airlines

Find Deal

Thu, 27 Nov - Thu, 11 Dec

06:35 - 13:15LHR-SOF

4h 40m1 stop

06:05 - 15:50SOF-LHR

11h 45m1 stop

£151Lufthansa

Find Deal

Sat, 15 Nov - Sat, 22 Nov

06:35 - 13:15LHR-SOF

4h 40m1 stop

19:05 - 22:55SOF-LHR

5h 50m1 stop

£153Lufthansa

Find Deal

Fri, 21 Nov - Sun, 23 Nov

06:30 - 13:50LHR-SOF

5h 20m1 stop

18:35 - 22:00SOF-LHR

5h 25m1 stop

£157LOT

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Fri, 28 Nov - Sun, 30 Nov

06:30 - 13:50LHR-SOF

5h 20m1 stop

14:35 - 17:20SOF-LHR

28h 45m1 stop

£159LOT

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Sat, 13 Dec - Thu, 18 Dec

Lufthansa flights from London Heathrow Airport to Sofia

Our best Lufthansa deals on London Heathrow Airport to Sofia flight tickets

Lufthansa

15 Nov

LHR06:35London Heathrow

4h 40m

1 stop

SOF13:15Sofia

22 Nov

SOF06:05Sofia

11h 45m

1 stop

LHR15:50London Heathrow

£151

Find similar

Lufthansa

21 Nov

LHR06:35London Heathrow

4h 40m

1 stop

SOF13:15Sofia

23 Nov

SOF19:05Sofia

5h 50m

1 stop

LHR22:55London Heathrow

£153

Find similar

Lufthansa

20 Nov

LHR06:35London Heathrow

4h 40m

1 stop

SOF13:15Sofia

23 Nov

SOF06:05Sofia

6h 20m

1 stop

LHR10:25London Heathrow

£153

Find similar

LOT flights from London Heathrow Airport to Sofia

Our best LOT deals on London Heathrow Airport to Sofia flight tickets

LOT

28 Nov

LHR06:30London Heathrow

5h 20m

1 stop

SOF13:50Sofia

30 Nov

SOF18:35Sofia

5h 25m

1 stop

LHR22:00London Heathrow

£157

Find similar

LOT

13 Dec

LHR06:30London Heathrow

5h 20m

1 stop

SOF13:50Sofia

18 Dec

SOF14:35Sofia

28h 45m

1 stop

LHR17:20London Heathrow

£159

Find similar

LOT

15 Dec

LHR06:30London Heathrow

5h 20m

1 stop

SOF13:50Sofia

21 Dec

SOF18:35Sofia

5h 25m

1 stop

LHR22:00London Heathrow

£167

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momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Sofia that are best for you.

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Price

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 6/12

06:05-11:15

Nonstop3h 10m

Sofia

Wed 10/12

21:00-22:30

Nonstop3h 30m

£102

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 29/11

06:05-11:15

Nonstop3h 10m

Sofia

Sat 6/12

12:05-13:50

Nonstop3h 45m

£104

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 17/1

22:15-19:30

1 stop19h 15m

Sofia

Wed 21/1

21:00-22:30

Nonstop3h 30m

£123

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 10/1

22:15-19:30

1 stop19h 15m

Sofia

Sun 18/1

20:20-21:15

1 stop26h 55m

£127

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 6/12

06:05-11:15

Nonstop3h 10m

Sofia

Sun 7/12

20:20-21:15

1 stop26h 55m

£128

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 27/11

22:15-19:30

1 stop19h 15m

Sofia

Thu 11/12

16:20-21:15

1 stop6h 55m

£141

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 15/11

06:35-13:15

1 stop4h 40m

Sofia

Sat 22/11

06:05-15:50

1 stop11h 45m

£151

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 21/11

06:35-13:15

1 stop4h 40m

Sofia

Sun 23/11

19:05-22:55

1 stop5h 50m

£153

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 28/11

06:30-13:50

1 stop5h 20m

Sofia

Sun 30/11

18:35-22:00

1 stop5h 25m

£157

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 13/12

06:30-13:50

1 stop5h 20m

Sofia

Thu 18/12

14:35-17:20

1 stop28h 45m

£159

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Stopovers

Other information

What is the cheapest month to fly to Sofia?

The month of November is, on average, the cheapest month to fly to Sofia from London Heathrow Airport, with most prices found around £145. If you aren’t able to travel to Sofia during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £149.

What is the cheapest day to depart on your flight to Sofia?

On average, the least expensive day to fly to Sofia from London Heathrow Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £128. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Sofia for around £190.

What is the cheapest time of day to depart on your flight to Sofia?

Our data shows that the cheapest London Heathrow Airport to Sofia flights are usually those with departure times in the evening. Our users have found flights to Sofia in the evening for as low as £137. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £189 on average. Flights to Sofia from London Heathrow Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Sofia flight route?

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

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around £205 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from London Heathrow Airport for as low as £166 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow to Sofia 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 London Heathrow Airport to Sofia flights?

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

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

As of October 2025, prices for London Heathrow Airport to Sofia flights are approximately 274% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Sofia according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

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

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Sofia

Best price found	£75
Fastest flight time	3h 00m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Sofia	1 airport

The best one-way flight to Sofia from London Heathrow Airport in the past 72 hours is £75. The best return flight deal from London Heathrow Airport to Sofia found on momondo in the last 72 hours is £159.

The fastest flight from London Heathrow Airport to Sofia takes 3h 00m

Direct flights go from London Heathrow Airport to Sofia on Monday, Tuesday, Thursday, Saturday and Sunday. Airline offering direct flights is British Airways..

There is 1 airport near Sofia: Sofia (SOF)

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How far is London Heathrow to Sofia by plane?
The straight-line distance from London Heathrow to Sofia is 1263.5 mi. Typically, this will take 3h 00m by plane in normal conditions.
When did momondo last update prices for flights from London Heathrow Airport to Sofia Airport?
Prices for flights from London Heathrow Airport to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London Heathrow Airport to Sofia Airport?
As of October 2025, there are 8 operators available to choose from for flights from London Heathrow Airport to Sofia Airport.
How old do you have to be to fly from London Heathrow Airport to Sofia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London Heathrow Airport to Sofia?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Sofia is Airbus A220-300, representing 24.11% of all bookings. The subsequent popular models are Airbus A320-100/200 at 23.38%, Airbus A321neo at 20.32%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 15.06%.
What is the most popular airline from London Heathrow Airport to Sofia?
momondo data reveals that the most frequently booked airline on the route from London Heathrow Airport to Sofia is Bulgaria Air, representing 31% of all bookings. The subsequent popular airlines are British Airways at 26%, Lufthansa at 23%, and Austrian Airlines at 9%.

Best airlines flying from London Heathrow Airport to Sofia

Compare and see reviews for airlines that fly from London Heathrow Airport to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Wizz Air	PriceFrom £37	Free Cancellation	Rating 6.8 1,057 reviews	Search Wizz Air flights
Ryanair	PriceFrom £44	Free Cancellation	Rating 6.8 5,188 reviews	Search Ryanair flights
Air Serbia	PriceFrom £54	Free Cancellation	Rating 6.2 205 reviews	Search Air Serbia flights
British Airways	PriceFrom £101	Free Cancellation	Rating 6.7 7,489 reviews	Search British Airways flights
LOT	PriceFrom £145	Free Cancellation	Rating 7.6 1,135 reviews	Search LOT flights
Lufthansa	PriceFrom £145	Free Cancellation	Rating 6.8 7,543 reviews	Search Lufthansa flights
Bulgaria Air	PriceFrom £159	Free Cancellation	Rating 8.0 60 reviews	Search Bulgaria Air flights
Austrian Airlines	PriceFrom £160	Free Cancellation	Rating 7.6 862 reviews	Search Austrian Airlines flights

Bulgaria Air Flights From London Heathrow Airport to Sofia
Bulgaria Air flies from London Heathrow Airport to Sofia around 2 times per week, with 60 momondo users rating the airline 8.0/10. The cheapest Bulgaria Air deal from London Heathrow Airport to Sofia in the last 72 hours was £159 (round-trip), much lower than the average airfare cost of £235 for Bulgaria Air flights on this route.
British Airways Flights From London Heathrow Airport to Sofia
The best British Airways deal for London Heathrow Airport to Sofia flight tickets found on momondo in the last 72 hours was £101, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £196 round-trip. British Airways operates 1 flight out of London Heathrow Airport into Sofia in an average week, so prices vary by time and availability. 7,489 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Bansko

Borovets

Velingrad

Sandanski

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Why should I use momondo to find a flight deal from London to Sofia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Sofia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Sofia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Sofia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Sofia?

Once all potential London to Sofia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Sofia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Sofia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from London Heathrow Airport to Sofia from £65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Sofia departing on 9/1. 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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Lufthansa flights from London Heathrow Airport to Sofia

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sofia?

What is the cheapest day to depart on your flight to Sofia?

What is the cheapest time of day to depart on your flight to Sofia?

What is the cheapest London Heathrow to Sofia flight route?

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

How far in advance should I book a flight to Sofia?

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

There are 2 cabin classes available to choose from on London Heathrow to Sofia 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 London Heathrow Airport to Sofia flights?

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

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

As of October 2025, prices for London Heathrow Airport to Sofia flights are approximately 274% more expensive when compared to flights at the same time last year.

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

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

Which airlines fly to Sofia?

How often are flights from London to Sofia delayed?

Historically, on average around 22% 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 126 minutes.

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

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

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

Monday 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 London to Sofia flights?

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

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

Vienna (VIE) was the most common stop: 38% of momondo users choosing one-stop flights on this route connected there.

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

Flights via Amsterdam (AMS) offer the lowest average return price of £159.

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

Flights connecting via Warsaw (WAW) have the shortest average one-way travel time: 5h 26m.

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

Warsaw (WAW) has the shortest average stopover time for this route: 1h 08m.

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

2 flights are operational weekly from London Heathrow Airport to Sofia as of October 2025. The most popular departure day for this route is Wed, with 100% of flights per week taking off on this day.

When to book flights from London Heathrow Airport to Sofia

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

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Sofia

Best price found

Fastest flight time

Direct flights

Airports in Sofia

How far is London Heathrow to Sofia by plane?

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

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

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

What documentation or ID do you need to fly to Sofia Airport?

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

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

Best airlines flying from London Heathrow Airport to Sofia

Compare and see reviews for airlines that fly from London Heathrow Airport to Sofia with momondo

Bulgaria Air Flights From London Heathrow Airport to Sofia

British Airways Flights From London Heathrow Airport to Sofia

Travelling to a place near Sofia?

Why use momondo?

Why should I use momondo to find a flight deal from London to Sofia?

Can I find flights from London to Sofia with flexible booking policies on momondo?

How can momondo help me find flights from London to Sofia?