How often are flights from Sofia to London delayed?

Historically, on average around 17% 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 102 minutes.

Which layover airport has the shortest travel time from Sofia to London?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 5h 05m.

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

Which airport is the most popular layover for flights between Sofia and London?

Munich (MUC) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Sofia to London?

Flights via Munich (MUC) offer the lowest average round-trip price of $203.

Which layover airport has the shortest connection time from Sofia to London?

Munich (MUC) has the shortest average layover time for this route: 1h 13m.

What airlines fly to London?

Ryanair, British Airways and Lufthansa 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 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

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

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

3 flights are operational weekly from Sofia to London as of March 2026. The most popular departure day for this route is Mon, with 33% of flights per week taking off on this day.

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

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

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 3 operators available for flights from Sofia Airport to London as of March 2026.

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.

$40 Cheap Flights from Sofia to London in 2026

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

Prices are currently high for flights on this route. Typical prices usually range from $69 to $123. The lowest price recently found on this route was $170.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:05 pm - 12:30 pm

SOF

LHR

22h 25m

1 stop

1:30 pm - 3:35 pm

LHR

SOF

24h 05m

1 stop

$170Air Serbia

Tue, Apr 21 - Tue, Apr 28

9:25 pm - 10:45 pm

SOF

LHR

3h 20mnonstop

3:10 pm - 8:30 pm

LHR

SOF

3h 20mnonstop

$174British Airways

Wed, Apr 22 - Wed, Apr 29

8:10 pm - 9:30 pm

SOF

LHR

3h 20mnonstop

2:05 pm - 7:20 pm

LHR

SOF

3h 15mnonstop

$182British Airways

Mon, Aug 3 - Mon, Aug 10

10:40 am - 12:10 pm

SOF

LHR

3h 30mnonstop

5:55 pm - 11:15 pm

LHR

SOF

3h 20mnonstop

$184Bulgaria Air

Sat, Mar 28 - Mon, Apr 6

6:25 am - 8:05 am

SOF

LHR

3h 40mnonstop

8:55 am - 2:05 pm

LHR

SOF

3h 10mnonstop

$185Bulgaria Air

Sat, Apr 18 - Sat, Apr 25

6:45 pm - 10:00 pm

SOF

LHR

5h 15m

1 stop

6:30 am - 6:00 pm

LHR

SOF

9h 30m

1 stop

$186LOT

Mon, Mar 30 - Wed, Apr 8

5:25 am - 9:20 am

SOF

LHR

5h 55m

1 stop

10:20 am - 6:00 pm

LHR

SOF

5h 40m

1 stop

$187LOT

Sat, Apr 18 - Fri, Apr 24

2:35 pm - 8:20 am

SOF

LHR

19h 45m

1 stop

6:30 am - 1:50 pm

LHR

SOF

5h 20m

1 stop

$188LOT

Sat, Mar 28 - Mon, Apr 6

6:35 pm - 9:35 am

SOF

LHR

17h 00m

1 stop

6:30 am - 1:50 pm

LHR

SOF

5h 20m

1 stop

$191LOT

Fri, Mar 20 - Tue, Mar 24

6:45 pm - 10:00 pm

SOF

LHR

5h 15m

1 stop

10:20 am - 1:55 pm

LHR

SOF

25h 35m

1 stop

$193LOT

Thu, May 28 - Tue, Jun 2

Air Serbia flights from Sofia to London

Our best Air Serbia deals on Sofia to London flight tickets

Air Serbia

Apr 21

SOF4:05 pmSofia

22h 25m

1 stop

LHR12:30 pmLondon Heathrow

Apr 28

LHR1:30 pmLondon Heathrow

24h 05m

1 stop

SOF3:35 pmSofia

$170

Air Serbia

May 25

SOF4:05 pmSofia

22h 25m

1 stop

LHR12:30 pmLondon Heathrow

May 30

LHR7:55 pmLondon Heathrow

17h 40m

1 stop

SOF3:35 pmSofia

$197

Air Serbia

May 21

SOF4:05 pmSofia

22h 25m

1 stop

LHR12:30 pmLondon Heathrow

May 23

LHR7:55 pmLondon Heathrow

17h 40m

1 stop

SOF3:35 pmSofia

$213

British Airways flights from Sofia to London

Our best British Airways deals on Sofia to London flight tickets

British Airways

Apr 22

SOF9:25 pmSofia

3h 20m

LHR10:45 pmLondon Heathrow

Apr 29

LHR3:10 pmLondon Heathrow

3h 20m

SOF8:30 pmSofia

$174

British Airways

Aug 3

SOF8:10 pmSofia

3h 20m

LHR9:30 pmLondon Heathrow

Aug 10

LHR2:05 pmLondon Heathrow

3h 15m

SOF7:20 pmSofia

$182

British Airways

Mar 23

SOF5:25 pmSofia

3h 30m

LHR6:55 pmLondon Heathrow

Apr 1

LHR3:10 pmLondon Heathrow

3h 20m

SOF8:30 pmSofia

$201

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Tue 4/21

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Tue 4/28

1:30 pm-3:35 pm

1 stop24h 05m

$170

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 4/22

9:25 pm-10:45 pm

Nonstop3h 20m

London Heathrow

Wed 4/29

3:10 pm-8:30 pm

Nonstop3h 20m

$174

Quickest round-trip

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 8/3

8:10 pm-9:30 pm

Nonstop3h 20m

London Heathrow

Mon 8/10

2:05 pm-7:20 pm

Nonstop3h 15m

$182

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 3/28

10:40 am-12:10 pm

Nonstop3h 30m

London Heathrow

Mon 4/6

5:55 pm-11:15 pm

Nonstop3h 20m

$184

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 4/18

6:25 am-8:05 am

Nonstop3h 40m

London Heathrow

Sat 4/25

8:55 am-2:05 pm

Nonstop3h 10m

$185

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 3/30

6:45 pm-10:00 pm

1 stop5h 15m

London Heathrow

Wed 4/8

6:30 am-6:00 pm

1 stop9h 30m

$186

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 4/18

5:25 am-9:20 am

1 stop5h 55m

London Heathrow

Fri 4/24

10:20 am-6:00 pm

1 stop5h 40m

$187

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 3/28

2:35 pm-8:20 am

1 stop19h 45m

London Heathrow

Mon 4/6

6:30 am-1:50 pm

1 stop5h 20m

$188

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 3/20

6:35 pm-9:35 am

1 stop17h 00m

London Heathrow

Tue 3/24

6:30 am-1:50 pm

1 stop5h 20m

$191

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 5/28

6:45 pm-10:00 pm

1 stop5h 15m

London Heathrow

Tue 6/2

10:20 am-1:55 pm

1 stop25h 35m

$193

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

Delays

Layovers

Other information

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

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sofia is in November. Flight prices, which tend to average around $80, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Sofia averaging around $82.

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 $144. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $327. 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 $159 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $657. Departure times at noon 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 Stansted 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 March 2026, prices for Sofia to London flights are approximately 27% 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	$43
Fastest flight time	3h 20m
Direct flights	Mon, Tue, Thu and Sat
Airports in London	6 airports

The best one-way flight to London from Sofia in the past 72 hours is $43. The best round-trip flight deal from Sofia to London found on momondo in the last 72 hours is $111.

The fastest flight from Sofia to London takes 3h 20m

Direct flights go from Sofia to London on Monday, Tuesday, Thursday and Saturday. Airlines offering direct flights are: Ryanair, Wizz Air and easyJet.

There are 6 airports in London. From Sofia there are direct flights to 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 20m.
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 3 operators available for flights from Sofia Airport to London as of March 2026.
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 A320-100/200, representing 27.08% of all bookings. The subsequent popular models are Airbus A321neo at 22.09%, Boeing 737 MAX 8 at 15.71%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 14.60%.
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 62% of the total bookings. Other popular airlines include Wizz Air with 30%, easyJet with 4%, 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
Ryanair	PriceFrom $52	Free Cancellation	Rating 6.9 5,289 reviews	Search Ryanair flights
Wizz Air	PriceFrom $55	Free Cancellation	Rating 6.8 1,085 reviews	Search Wizz Air flights
easyJet	PriceFrom $70	Free Cancellation	Rating 6.9 1,882 reviews	Search easyJet flights
British Airways	PriceFrom $153	Free Cancellation	Rating 6.7 7,781 reviews	Search British Airways flights
Lufthansa	PriceFrom $198	Free Cancellation	Rating 6.8 7,839 reviews	Search Lufthansa flights
Bulgaria Air	PriceFrom $229	Free Cancellation	Rating 8.4 59 reviews	Search Bulgaria Air flights

Ryanair Flights From Sofia to London
Ryanair flight deals from Sofia to London start from $52 round-trip. Over the 10 Ryanair flights for this route in a normal week, average airfare is usually $144 round-trip - but some users have found much cheaper deals with momondo.
easyJet Flights From Sofia to London
$70 is the best easyJet flight deal from Sofia to London found on momondo over the last 72 hours. The average easyJet ticket price found was closer to $215, however, with flight time and availability significantly affecting the price. easyJet (6.9/10 from 1,882 user reviews) flies into London from Sofia 4 times in an average week so prices can vary.

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Hayes

Wembley

Dartford

Croydon

Brentwood

Harrow

Watford

Guildford

Stansted

Cobham

Folkestone

Romford

Richmond

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 4/8

Wed 4/15

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Nearby airports

Airlines

Cabin classes

Other United Kingdom destinations

Complete your trip

Feeling lucky

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Cheap flights from Sofia to London from $60

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 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Sofia to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Air Serbia flights from Sofia to London

Our best Air Serbia deals on Sofia to London flight tickets

British Airways flights from Sofia to London

Our best British Airways deals on Sofia to London flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Sofia to London

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

What is the cheapest month to fly to London?

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

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

What is the cheapest Sofia to London flight route?

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

Can stopping save me money on Sofia to London flights?

How have Sofia to London flight prices changed over time?

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

What airlines fly to London?

How often are flights from Sofia to London delayed?

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

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

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

Which airport is the most popular layover for flights between Sofia and London?

Which layover airport offers the lowest fares from Sofia to London?

Which layover airport has the shortest travel time from Sofia to London?

Which layover airport has the shortest connection time from Sofia to London?

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

When to book flights from Sofia to London

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

Fastest flight time

Direct flights

Airports in London

Best airlines flying from Sofia to London

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

Ryanair Flights From Sofia to London

easyJet Flights From Sofia to London

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year