S$159 Cheap Flights from London to Sofia

View S$159 flight on Sat, 21 Mar, 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Sofia Airport (SOF)

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Cheap Flights from London to Sofia (LHR-SOF)

Prices were available within the past 7 days and start at S$159 for one-way flights and S$251 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 21 Mar - Wed, 25 Mar
LHR
London
SOF
Sofia
S$251 Return, found 4 days ago
S$251
Return
found 4 days ago
Select British Airways flight, departing Sat, 21 Mar from London to Sofia, returning Wed, 25 Mar, priced at S$251 found 4 days ago
British Airways
Sat, 21 Mar - Tue, 24 Mar
LHR
London
SOF
Sofia
S$270 Return, found 4 days ago
S$270
Return
found 4 days ago
Select British Airways flight, departing Sat, 21 Mar from London to Sofia, returning Tue, 24 Mar, priced at S$270 found 4 days ago
British Airways
Sat, 21 Mar - Wed, 25 Mar
LHR
London
SOF
Sofia
S$303 Return, found 4 days ago
S$303
Return
found 4 days ago
Select British Airways flight, departing Sat, 21 Mar from London to Sofia, returning Wed, 25 Mar, priced at S$303 found 4 days ago
Air Serbia
Sat, 7 Feb - Mon, 9 Feb
LHR
London
SOF
Sofia
S$320 Return, found 5 days ago
S$320
Return
found 5 days ago
Select Air Serbia flight, departing Sat, 7 Feb from London to Sofia, returning Mon, 9 Feb, priced at S$320 found 5 days ago
Air Serbia
Thu, 5 Feb - Sun, 8 Feb
LHR
London
SOF
Sofia
S$330 Return, found 4 days ago
S$330
Return
found 4 days ago
Select Air Serbia flight, departing Thu, 5 Feb from London to Sofia, returning Sun, 8 Feb, priced at S$330 found 4 days ago
Air Serbia
Thu, 26 Feb - Sat, 28 Feb
LHR
London
SOF
Sofia
S$331 Return, found 2 days ago
S$331
Return
found 2 days ago
Select Air Serbia flight, departing Thu, 26 Feb from London to Sofia, returning Sat, 28 Feb, priced at S$331 found 2 days ago
LOT-Polish Airlines
Fri, 13 Feb - Sat, 14 Feb
LHR
London
SOF
Sofia
S$340 Return, just found
S$340
Return
just found
Select LOT-Polish Airlines flight, departing Fri, 13 Feb from London to Sofia, returning Sat, 14 Feb, priced at S$340 just found
LOT-Polish Airlines
Thu, 5 Feb - Sun, 8 Feb
LHR
London
SOF
Sofia
S$340 Return, found 4 days ago
S$340
Return
found 4 days ago
Select LOT-Polish Airlines flight, departing Thu, 5 Feb from London to Sofia, returning Sun, 8 Feb, priced at S$340 found 4 days ago
Bulgaria Air
Sat, 21 Mar - Tue, 24 Mar
LHR
London
SOF
Sofia
S$370 Return, found 4 days ago
S$370
Return
found 4 days ago
Select Bulgaria Air flight, departing Sat, 21 Mar from London to Sofia, returning Tue, 24 Mar, priced at S$370 found 4 days ago
Lufthansa
Thu, 22 Jan - Mon, 26 Jan
LHR
London
SOF
Sofia
S$399 Return, found 6 days ago
S$399
Return
found 6 days ago
Select Lufthansa flight, departing Thu, 22 Jan from London to Sofia, returning Mon, 26 Jan, priced at S$399 found 6 days ago

Find the cheapest month to fly from London (LHR) to Sofia (SOF)

November is typically the cheapest month to fly

From S$153 - S$286 per traveller.

Frequently asked questions

How much is a flight from LHR to Sofia Intl. Airport?
If you're travelling between Heathrow Airport and SOF, round-trip flights start from S$251. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport (LHR) to Sofia Intl. Airport?
This differs between airlines, as each has its own terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Heathrow Airport to SOF that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Sofia Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to SOF?
It's around 2,000 kilometres between Hounslow and Sofia, so expect to be flying for a while. Keep yourself occupied with things like your e-reader or a good old-fashioned book.
Which airlines fly direct from London Heathrow to Sofia Airport (SOF)?
A popular airline that services the route from London Heathrow to Sofia Airport (SOF) is British Airways (BA). It offers 17 flights a month. Bulgaria Air (FB) is another option. It offers 13 flights per month. Between these two airlines, you'll be able to find a great deal from Hounslow to Sofia.
Are LHR to Sofia Airport (SOF) flight tickets cheaper when they're purchased at the last minute?
Tickets from LHR to SOF are available up to 12 months before departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it's never something you can count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so check back often for all the latest specials.

Travel information

Origin airport
Heathrow
Destination airport
Sofia
Airlines serving
Air France, Air Serbia, Austrian Airlines, British Airways, Bulgaria Air, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines
Return price
S$251
Distance
2028 km
Average flight time
5 hours 12 mins

Book with confidence

Perfect flights from London to Sofia

Your Journey from London to Sofia

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With Expedia, you have access to a wide range of airlines, including British Airways, Air Serbia, LOT-Polish Airlines, Bulgaria Air, Lufthansa. Our selection of flights from Heathrow to Sofia caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from London to Sofia

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