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Cheap flights from Sofia to London from £48

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 15/11. 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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Cheap return flights

British Airways Logo
17:25 - 18:55SOF-LHR
3h 30mdirect
British Airways Logo
07:50 - 13:00LHR-SOF
3h 10mdirect
£103British Airways
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Mon, 10 Nov - Sun, 16 Nov
Air Serbia Logo
05:00 - 12:30SOF-LHR
9h 30m1 stop
Air Serbia Logo
13:20 - 03:00LHR-SOF
11h 40m1 stop
£124Air Serbia
Find Deal
Mon, 20 Oct - Mon, 27 Oct
Multiple Airlines Logo
16:05 - 12:30SOF-LHR
22h 25m1 stop
Multiple Airlines Logo
22:15 - 10:00LHR-SOF
9h 45m1 stop
£135Multiple Airlines
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Fri, 10 Oct - Sun, 12 Oct
LOT Logo
18:40 - 22:00SOF-LHR
5h 20m1 stop
LOT Logo
18:10 - 17:55LHR-SOF
21h 45m1 stop
£142LOT
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Thu, 9 Oct - Wed, 15 Oct
LOT Logo
05:20 - 09:20SOF-LHR
6h 00m1 stop
LOT Logo
06:30 - 17:55LHR-SOF
9h 25m1 stop
£144LOT
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Thu, 9 Oct - Wed, 15 Oct
Multiple Airlines Logo
20:00 - 21:20SOF-LHR
3h 20mdirect
Multiple Airlines Logo
22:15 - 14:30LHR-SOF
14h 15m1 stop
£150Multiple Airlines
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Mon, 20 Oct - Wed, 22 Oct
Lufthansa Logo
19:05 - 22:55SOF-LHR
5h 50m1 stop
Lufthansa Logo
07:40 - 18:20LHR-SOF
8h 40m1 stop
£153Lufthansa
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Sun, 9 Nov - Thu, 13 Nov
Lufthansa Logo
06:05 - 10:45SOF-LHR
6h 40m2 stops
Lufthansa Logo
08:45 - 22:45LHR-SOF
12h 00m1 stop
£187Lufthansa
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Wed, 26 Nov - Sun, 30 Nov
Bulgaria Air Logo
06:25 - 08:05SOF-LHR
3h 40mdirect
Bulgaria Air Logo
08:55 - 14:05LHR-SOF
3h 10mdirect
£189Bulgaria Air
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Sat, 27 Sep - Sun, 5 Oct
Bulgaria Air Logo
06:25 - 08:05SOF-LHR
3h 40mdirect
Bulgaria Air Logo
08:55 - 14:05LHR-SOF
3h 10mdirect
£190Bulgaria Air
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Sat, 27 Sep - Sat, 4 Oct

British Airways flights from Sofia to London Heathrow Airport

Our best British Airways deals on Sofia to London Heathrow Airport flight tickets
British Airways
10 Nov
SOF17:25Sofia
3h 30m
LHR18:55London Heathrow
16 Nov
LHR07:50London Heathrow
3h 10m
SOF13:00Sofia
£103
Find similar
British Airways
1 Dec
SOF17:25Sofia
3h 30m
LHR18:55London Heathrow
8 Dec
LHR11:10London Heathrow
3h 10m
SOF16:20Sofia
£133
Find similar
British Airways
20 Oct
SOF20:00Sofia
3h 20m
LHR21:20London Heathrow
29 Oct
LHR14:55London Heathrow
3h 15m
SOF20:10Sofia
£139
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Air Serbia flights from Sofia to London Heathrow Airport

Our best Air Serbia deals on Sofia to London Heathrow Airport flight tickets
Air Serbia
20 Oct
SOF05:00Sofia
9h 30m
1 stop
LHR12:30London Heathrow
27 Oct
LHR13:20London Heathrow
11h 40m
1 stop
SOF03:00Sofia
£124
Find similar
Air Serbia
19 Oct
SOF16:05Sofia
22h 25m
1 stop
LHR12:30London Heathrow
28 Oct
LHR13:20London Heathrow
24h 10m
1 stop
SOF15:30Sofia
£125
Find similar
Air Serbia
13 Oct
SOF16:05Sofia
22h 25m
1 stop
LHR12:30London Heathrow
20 Oct
LHR13:30London Heathrow
24h 05m
1 stop
SOF15:35Sofia
£144
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momondo Fare Finder

 
Customise your flight search to find flights from Sofia to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Sofia to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 10/11

17:25-18:55

Nonstop3h 30m

London Heathrow

Sun 16/11

07:50-13:00

Nonstop3h 10m

£103

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 20/10

05:00-12:30

1 stop9h 30m

London Heathrow

Mon 27/10

13:20-03:00

1 stop11h 40m

£124

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 10/10

16:05-12:30

1 stop22h 25m

London Heathrow

Sun 12/10

22:15-10:00

1 stop9h 45m

£135

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 9/10

18:40-22:00

1 stop5h 20m

London Heathrow

Wed 15/10

18:10-17:55

1 stop21h 45m

£142

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 9/10

05:20-09:20

1 stop6h 00m

London Heathrow

Wed 15/10

06:30-17:55

1 stop9h 25m

£144

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 20/10

20:00-21:20

Nonstop3h 20m

London Heathrow

Wed 22/10

22:15-14:30

1 stop14h 15m

£150

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 9/11

19:05-22:55

1 stop5h 50m

London Heathrow

Thu 13/11

07:40-18:20

1 stop8h 40m

£153

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 26/11

06:05-10:45

2 stops6h 40m

London Heathrow

Sun 30/11

08:45-22:45

1 stop12h 00m

£187

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 27/9

06:25-08:05

Nonstop3h 40m

London Heathrow

Sun 5/10

08:55-14:05

Nonstop3h 10m

£189

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 27/9

06:25-08:05

Nonstop3h 40m

London Heathrow

Sat 4/10

08:55-14:05

Nonstop3h 10m

£190

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sofia to London Heathrow Airport

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 London Heathrow Airport?

In general, November 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 £129. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Sofia averaging around £149.

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

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 £115. 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 £224.

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

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 £125. 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 at midday when prices are £241 on average. Flights to London Heathrow Airport from Sofia at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 3 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?

You could potentially save up to 4% on your flight if you consider stops on a Sofia to London Heathrow Airport flight.

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

As of September 2025, prices for Sofia to London Heathrow Airport flights are approximately 56% more expensive when compared to flights at the same time last year.

When to book flights from Sofia to London Heathrow Airport

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

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

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

Fastest flight time

3h 15m

Direct flights

Mon, Tue, Thu, Sat and Sun
The fastest flight from Sofia to London Heathrow Airport takes 3h 15m
Direct flights go from Sofia to London Heathrow Airport on Monday, Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights..
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  • How far is Sofia to London Heathrow by plane?

    The straight-line distance from Sofia to London Heathrow is 1263.5 mi. In terms of flight time, this usually takes a little over 3h 20m.

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

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

  • 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?

    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.

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

    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.

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

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

Best airlines flying from Sofia to London Heathrow Airport

Compare and see reviews for airlines that fly from Sofia to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £108Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
LOTPriceFrom £123Free CancellationRating
7.6
1,114 reviews
Search LOT flights
Bulgaria AirPriceFrom £163Free CancellationRating
8.0
58 reviews
Search Bulgaria Air flights

  • Bulgaria Air Flights From Sofia to London Heathrow Airport

    Bulgaria Air flight deals from Sofia to London Heathrow Airport start from £222 round-trip. Over the 3 Bulgaria Air flights for this route in a normal week, average airfare is usually £261 round-trip - but some users have found much cheaper deals with momondo.

  • British Airways Flights From Sofia to London Heathrow Airport

    The best British Airways deal for Sofia to London Heathrow Airport flight tickets found on momondo in the last 72 hours was £147, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £168 round-trip. British Airways operates 1 flight out of Sofia into London Heathrow Airport in an average week, so prices vary by time and availability. 7,363 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

Why use momondo?

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

It is quick and easy to find Sofia to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. momondo enables you to select and highlight flights to London from Sofia with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Sofia.

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

Of course. momondo tracks the price of Sofia to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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