How many flights depart from Sofia to London on average per day?

As of August 2025, there are 1 flights per day flying from Sofia to London. The most common time of day flights depart is 6:00AM, with 45% of flights taking off at noon.

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

9 flights are operational weekly from Sofia to London as of August 2025. The most popular departure day for this route is Fri, with 33% of flights per week taking off on this day.

What airlines fly to London?

Ryanair, Wizz Air and Bulgaria Air are the top three most popular airlines that fly to London from Sofia according to our data. Ryanair is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from Sofia Airport to London refresh daily.

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

There are 2 operators available for flights from Sofia Airport to London as of August 2025.

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

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 Sofia Airport to London.

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

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$43 Cheap Flights from Sofia to London (SOF-LON) in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Sofia to London (SOF-LON)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:05 pm - 12:30 pmSOF-LHR

22h 25m1 stop

7:25 pm - 2:55 amLHR-SOF

5h 30m1 stop

$168Air Serbia

Find Deal

Thu, Oct 9 - Sun, Oct 12

4:05 pm - 12:30 pmSOF-LHR

22h 25m1 stop

1:20 pm - 3:00 amLHR-SOF

11h 40m1 stop

$169Air Serbia

Find Deal

Fri, Oct 17 - Sun, Nov 2

5:20 am - 9:20 amSOF-LHR

6h 00m1 stop

6:30 am - 1:50 pmLHR-SOF

5h 20m1 stop

$173LOT

Find Deal

Fri, Sep 26 - Thu, Oct 2

6:40 pm - 10:00 pmSOF-LHR

5h 20m1 stop

10:15 am - 5:55 pmLHR-SOF

5h 40m1 stop

$176LOT

Find Deal

Wed, Sep 24 - Tue, Sep 30

2:20 pm - 3:55 pmSOF-LHR

3h 35mnonstop

7:50 am - 1:00 pmLHR-SOF

3h 10mnonstop

$232British Airways

Find Deal

Fri, Oct 24 - Sun, Oct 26

2:30 pm - 4:00 pmSOF-LHR

3h 30mnonstop

7:50 am - 1:00 pmLHR-SOF

3h 10mnonstop

$238British Airways

Find Deal

Sun, Dec 21 - Sun, Dec 28

1:55 pm - 5:05 pmSOF-LHR

5h 10m1 stop

6:35 am - 1:15 pmLHR-SOF

4h 40m1 stop

$244Lufthansa

Find Deal

Mon, Dec 22 - Tue, Dec 30

3:20 pm - 4:45 pmSOF-LHR

3h 25mnonstop

5:55 pm - 11:15 pmLHR-SOF

3h 20mnonstop

$252Bulgaria Air

Find Deal

Wed, Oct 1 - Wed, Oct 8

7:25 pm - 3:40 pmSOF-LHR

22h 15m2 stops

10:50 am - 6:40 pmLHR-SOF

5h 50m1 stop

$256Lufthansa

Find Deal

Thu, Oct 9 - Wed, Oct 15

6:25 am - 8:05 amSOF-LHR

3h 40mnonstop

8:55 am - 2:05 pmLHR-SOF

3h 10mnonstop

$261Bulgaria Air

Find Deal

Sun, Sep 14 - Sun, Sep 21

SWISS flights from Sofia to London

Our best SWISS deals on Sofia to London flight tickets

SWISS

Oct 16

SOF10:50 amSofia

7h 35m

1 stop

LHR4:25 pmLondon Heathrow

Nov 1

LHR6:40 pmLondon Heathrow

16h 35m

2 stops

SOF1:15 pmSofia

$254

Find similar

SWISS

Sep 24

SOF10:50 amSofia

7h 35m

1 stop

LHR4:25 pmLondon Heathrow

Sep 30

LHR5:10 pmLondon Heathrow

16h 50m

2 stops

SOF12:00 pmSofia

$263

Find similar

SWISS

Oct 1

SOF10:50 amSofia

7h 35m

1 stop

LHR4:25 pmLondon Heathrow

Oct 8

LHR2:25 pmLondon Heathrow

17h 40m

2 stops

SOF10:05 amSofia

$271

Find similar

British Airways flights from Sofia to London

Our best British Airways deals on Sofia to London flight tickets

British Airways

Oct 24

SOF2:20 pmSofia

3h 35m

LHR3:55 pmLondon Heathrow

Oct 26

LHR7:50 amLondon Heathrow

3h 10m

SOF1:00 pmSofia

$232

Find similar

British Airways

Dec 21

SOF2:30 pmSofia

3h 30m

LHR4:00 pmLondon Heathrow

Dec 28

LHR7:50 amLondon Heathrow

3h 10m

SOF1:00 pmSofia

$238

Find similar

British Airways

Oct 29

SOF9:00 pmSofia

3h 30m

LHR10:30 pmLondon Heathrow

Nov 3

LHR11:10 amLondon Heathrow

3h 10m

SOF4:20 pmSofia

$281

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 10/9

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Sun 10/12

7:25 pm-2:55 am

1 stop5h 30m

$168

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 10/17

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Sun 11/2

1:20 pm-3:00 am

1 stop11h 40m

$169

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 9/26

5:20 am-9:20 am

1 stop6h 00m

London Heathrow

Thu 10/2

6:30 am-1:50 pm

1 stop5h 20m

$173

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 9/24

6:40 pm-10:00 pm

1 stop5h 20m

London Heathrow

Tue 9/30

10:15 am-5:55 pm

1 stop5h 40m

$176

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 10/24

2:20 pm-3:55 pm

Nonstop3h 35m

London Heathrow

Sun 10/26

7:50 am-1:00 pm

Nonstop3h 10m

$232

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 12/21

2:30 pm-4:00 pm

Nonstop3h 30m

London Heathrow

Sun 12/28

7:50 am-1:00 pm

Nonstop3h 10m

$238

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 12/22

1:55 pm-5:05 pm

1 stop5h 10m

London Heathrow

Tue 12/30

6:35 am-1:15 pm

1 stop4h 40m

$244

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 10/1

3:20 pm-4:45 pm

Nonstop3h 25m

London Heathrow

Wed 10/8

5:55 pm-11:15 pm

Nonstop3h 20m

$252

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 10/9

7:25 pm-3:40 pm

2 stops22h 15m

London Heathrow

Wed 10/15

10:50 am-6:40 pm

1 stop5h 50m

$256

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 9/14

6:25 am-8:05 am

Nonstop3h 40m

London Heathrow

Sun 9/21

8:55 am-2:05 pm

Nonstop3h 10m

$261

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sofia to London

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

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sofia is in March. Flight prices, which tend to average around $95, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Sofia averaging around $96.

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

The cheapest day to depart from Sofia to London is on a Thursday. Travelers who choose to depart for London on a Thursday will often find tickets for as low as $154. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $526. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Sofia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $145 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $589. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Sofia to London flight route?

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

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

There are 3 cabin classes available to choose from on Sofia to London 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 flights?

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

How have Sofia to London flight prices changed over time?

As of August 2025, prices for Sofia to London flights are approximately 40% more expensive when compared to flights at the same time last year.

When to book flights from Sofia to London

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

Estimated round-trip price

Cheap Sofia to London (SOF to LON) flight deals and tips

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

Best Price Found	$71
Fastest flight time	3h 15m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in London	1 airport

The best one-way flight to London from Sofia in the past 72 hours is $71. The best round-trip flight deal from Sofia to London found on momondo in the last 72 hours is $168.

The fastest flight from Sofia to London takes 3h 15m

Direct flights go from Sofia to London on Monday, Tuesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Bulgaria Air and British Airways.

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

How far is Sofia to London by plane?
London is 1250.7 mi away from Sofia. By plane, this route typically takes 3h 25m.
When did momondo last update prices for flights from Sofia Airport to London?
Prices for flights from Sofia Airport to London refresh daily.
How many operators does momondo search for flights from Sofia Airport to London?
There are 2 operators available for flights from Sofia Airport to London as of August 2025.
How old do you have to be to fly from Sofia Airport to London?
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 Sofia Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. 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 Sofia to London?
momondo data reveals that the most frequently booked plane model on the route from Sofia to London is Airbus A321neo, representing 24.91% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 22.17%, Boeing 737 MAX 8 at 15.92%, and Airbus A220-300 at 15.75%.
What is the most popular airline from Sofia to London?
Based on momondo bookings for flights between Sofia and London, the leading airline is Ryanair, making up 49% of the total bookings. Other popular airlines include Wizz Air with 35%, easyJet with 6%, and Bulgaria Air with 4%.

Best airlines flying from Sofia to London

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

Airline	Rating	Free Cancellation	Price
Wizz Air	PriceFrom $39	Free Cancellation	Rating 6.8 1,058 reviews	Search Wizz Air flights
Ryanair	PriceFrom $63	Free Cancellation	Rating 6.8 5,153 reviews	Search Ryanair flights
British Airways	PriceFrom $138	Free Cancellation	Rating 6.6 7,277 reviews	Search British Airways flights
Bulgaria Air	PriceFrom $145	Free Cancellation	Rating 8.1 59 reviews	Search Bulgaria Air flights

Bulgaria Air Flights From Sofia to London
Bulgaria Air flight deals from Sofia to London start from $145 round-trip. Over the 5 Bulgaria Air flights for this route in a normal week, average airfare is usually $238 round-trip - but some users have found much cheaper deals with momondo.
Wizz Air Flights From Sofia to London
$39 is the best Wizz Air flight deal from Sofia to London found on momondo over the last 72 hours. The average Wizz Air ticket price found was closer to $122, however, with flight time and availability significantly affecting the price. Wizz Air (6.8/10 from 1,058 user reviews) flies into London from Sofia 10 times in an average week so prices can vary.

Hounslow

Gatwick

Dover

Slough

Luton

Guildford

Milton Keynes

Dartford

Crawley

Hayes

Chelmsford

Stansted

Brentwood

Ilford

Colchester

Folkestone

Watford

Richmond

Canterbury

Wembley

Why use momondo?

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

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

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

Yes. All flights to London from Sofia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Sofia to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Sofia to London 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.