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Cheap flights from Sofia to London from £52

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 2/10. 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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Find the cheapest flights from Sofia to London (SOF-LHR)

Cheap return flights

British Airways Logo
14:30 - 16:00SOF-LHR
3h 30mdirect
British Airways Logo
07:50 - 13:00LHR-SOF
3h 10mdirect
£105British Airways
Find Deal
Sun, 21 Dec - Sun, 4 Jan
Air Serbia Logo
16:05 - 12:30SOF-LHR
22h 25m1 stop
Air Serbia Logo
19:25 - 02:55LHR-SOF
5h 30m1 stop
£124Air Serbia
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Air Serbia Logo
16:05 - 12:30SOF-LHR
22h 25m1 stop
Air Serbia Logo
19:25 - 02:55LHR-SOF
5h 30m1 stop
£125Air Serbia
Find Deal
Thu, 9 Oct - Sun, 12 Oct
LOT Logo
14:35 - 09:20SOF-LHR
20h 45m1 stop
LOT Logo
10:15 - 13:50LHR-SOF
25h 35m1 stop
£125LOT
Find Deal
Wed, 24 Sep - Tue, 30 Sep
LOT Logo
18:40 - 09:20SOF-LHR
16h 40m1 stop
LOT Logo
18:10 - 13:50LHR-SOF
17h 40m1 stop
£126LOT
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Lufthansa Logo
06:20 - 09:40SOF-LHR
5h 20m1 stop
Lufthansa Logo
06:55 - 18:40LHR-SOF
9h 45m1 stop
£158Lufthansa
Find Deal
Sun, 21 Sep - Sat, 27 Sep
Logo
14:30 - 16:00SOF-LHR
3h 30mdirect
Logo
19:00 - 10:25LHR-SOF
13h 25m1 stop
£159
Find Deal
Sun, 21 Dec - Sun, 4 Jan
Logo
21:00 - 22:30SOF-LHR
3h 30mdirect
Logo
22:15 - 19:30LHR-SOF
19h 15m1 stop
£162
Find Deal
Wed, 17 Dec - Mon, 22 Dec
Lufthansa Logo
19:25 - 08:15SOF-LHR
14h 50m1 stop
Lufthansa Logo
07:25 - 23:00LHR-SOF
13h 35m1 stop
£163Lufthansa
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Sun, 7 Sep - Sun, 14 Sep
Austrian Airlines Logo
18:55 - 09:00SOF-LHR
16h 05m1 stop
Austrian Airlines Logo
06:00 - 18:10LHR-SOF
10h 10m1 stop
£167Austrian Airlines
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Sun, 21 Sep - Sun, 28 Sep

Air Serbia flights from Sofia to London Heathrow Airport

Our best Air Serbia deals on Sofia to London Heathrow Airport flight tickets
Air Serbia
9 Oct
SOF16:05Sofia
22h 25m
1 stop
LHR12:30London Heathrow
12 Oct
LHR19:25London Heathrow
5h 30m
1 stop
SOF02:55Sofia
£124
Find similar
Air Serbia
9 Oct
SOF16:05Sofia
22h 25m
1 stop
LHR12:30London Heathrow
12 Oct
LHR19:25London Heathrow
5h 30m
1 stop
SOF02:55Sofia
£125
Find similar
Air Serbia
25 Oct
SOF05:00Sofia
9h 30m
1 stop
LHR12:30London Heathrow
2 Nov
LHR13:20London Heathrow
11h 40m
1 stop
SOF03:00Sofia
£144
Find similar

LOT flights from Sofia to London Heathrow Airport

Our best LOT deals on Sofia to London Heathrow Airport flight tickets
LOT
24 Sept
SOF14:35Sofia
20h 45m
1 stop
LHR09:20London Heathrow
30 Sept
LHR10:15London Heathrow
25h 35m
1 stop
SOF13:50Sofia
£125
Find similar
LOT
15 Sept
SOF18:40Sofia
16h 40m
1 stop
LHR09:20London Heathrow
22 Sept
LHR18:10London Heathrow
17h 40m
1 stop
SOF13:50Sofia
£126
Find similar
LOT
30 Sept
SOF14:35Sofia
20h 45m
1 stop
LHR09:20London Heathrow
7 Oct
LHR18:10London Heathrow
5h 50m
1 stop
SOF02:00Sofia
£127
Find similar

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 August 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

Sun 21/12

14:30-16:00

Nonstop3h 30m

London Heathrow

Sun 4/1

07:50-13:00

Nonstop3h 10m

£105

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 9/10

16:05-12:30

1 stop22h 25m

London Heathrow

Sun 12/10

19:25-02:55

1 stop5h 30m

£124

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 9/10

16:05-12:30

1 stop22h 25m

London Heathrow

Sun 12/10

19:25-02:55

1 stop5h 30m

£125

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 24/9

14:35-09:20

1 stop20h 45m

London Heathrow

Tue 30/9

10:15-13:50

1 stop25h 35m

£125

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 15/9

18:40-09:20

1 stop16h 40m

London Heathrow

Mon 22/9

18:10-13:50

1 stop17h 40m

£126

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 21/9

06:20-09:40

1 stop5h 20m

London Heathrow

Sat 27/9

06:55-18:40

1 stop9h 45m

£158

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 21/12

14:30-16:00

Nonstop3h 30m

London Heathrow

Sun 4/1

19:00-10:25

1 stop13h 25m

£159

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 17/12

21:00-22:30

Nonstop3h 30m

London Heathrow

Mon 22/12

22:15-19:30

1 stop19h 15m

£162

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 7/9

19:25-08:15

1 stop14h 50m

London Heathrow

Sun 14/9

07:25-23:00

1 stop13h 35m

£163

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 21/9

18:55-09:00

1 stop16h 05m

London Heathrow

Sun 28/9

06:00-18:10

1 stop10h 10m

£167

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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 £130. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Sofia averaging around £150.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as £109. 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 £225.

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 afternoon. momondo users have found flights departing from Sofia to London Heathrow Airport in the afternoon for as low as £116. 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 £243 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 19% 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 August 2025, prices for Sofia to London Heathrow Airport flights are approximately 17% 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

Best price found

£52

Fastest flight time

3h 25m

Direct flights

Mon, Tue, Thu, Sat and Sun
The best one-way flight to London Heathrow Airport from Sofia in the past 72 hours is £52. The best return flight deal from Sofia to London Heathrow Airport found on momondo in the last 72 hours is £105.
The fastest flight from Sofia to London Heathrow Airport takes 3h 25m
Direct flights go from Sofia to London Heathrow Airport on Monday, Tuesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Bulgaria Air and British Airways..
Search flight deals

  • 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 25m.

  • 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
Wizz AirPriceFrom £54Free CancellationRating
6.8
1,058 reviews
Search Wizz Air flights
Bulgaria AirPriceFrom £88Free CancellationRating
8.1
58 reviews
Search Bulgaria Air flights
British AirwaysPriceFrom £106Free CancellationRating
6.6
7,271 reviews
Search British Airways flights
LOTPriceFrom £123Free CancellationRating
7.6
1,109 reviews
Search LOT flights

  • Bulgaria Air Flights From Sofia to London Heathrow Airport

    Bulgaria Air flight deals from Sofia to London Heathrow Airport start from £119 round-trip. Over the 5 Bulgaria Air flights for this route in a normal week, average airfare is usually £256 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 £143, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £163 round-trip. British Airways operates 2 flights out of Sofia into London Heathrow Airport in an average week, so prices vary by time and availability. 7,271 British Airways reviews by users on momondo have scored the airline at 6.6/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Ipswich
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Dover

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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