€51 Cheap Flights Sofia to London (SOF-LHR)

View €51 flight on Wed, 24 Dec 2025Opens in a new window

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

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Cheap flights from Sofia to London (SOF-LHR)

Prices were available within the past 7 days and start at €51 for one-way flights and €118 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, 24 Dec - Sun, 4 Jan
SOF
Sofia
LHR
London
€118 Return, found 7 hours ago
€118
Return
found 7 hours ago
Select British Airways flight, departing Wed, 24 Dec from Sofia to London, returning Sun, 4 Jan, priced at €118 found 7 hours ago
British Airways
Sun, 21 Dec - Sat, 3 Jan
SOF
Sofia
LHR
London
€121 Return, found 7 hours ago
€121
Return
found 7 hours ago
Select British Airways flight, departing Sun, 21 Dec from Sofia to London, returning Sat, 3 Jan, priced at €121 found 7 hours ago
British Airways
Mon, 22 Dec - Sat, 3 Jan
SOF
Sofia
LHR
London
€122 Return, found 7 hours ago
€122
Return
found 7 hours ago
Select British Airways flight, departing Mon, 22 Dec from Sofia to London, returning Sat, 3 Jan, priced at €122 found 7 hours ago
British Airways
Wed, 26 Nov - Sat, 29 Nov
SOF
Sofia
LHR
London
€129 Return, found 2 days ago
€129
Return
found 2 days ago
Select British Airways flight, departing Wed, 26 Nov from Sofia to London, returning Sat, 29 Nov, priced at €129 found 2 days ago
British Airways
Sat, 22 Nov - Sun, 23 Nov
SOF
Sofia
LHR
London
€132 Return, found 6 days ago
€132
Return
found 6 days ago
Select British Airways flight, departing Sat, 22 Nov from Sofia to London, returning Sun, 23 Nov, priced at €132 found 6 days ago
British Airways
Sat, 8 Nov - Sun, 14 Dec
SOF
Sofia
LHR
London
€141 Return, found 6 days ago
€141
Return
found 6 days ago
Select British Airways flight, departing Sat, 8 Nov from Sofia to London, returning Sun, 14 Dec, priced at €141 found 6 days ago
Air Serbia
Thu, 23 Oct - Wed, 29 Oct
SOF
Sofia
LHR
London
€162 Return, found 1 day ago
€162
Return
found 1 day ago
Select Air Serbia flight, departing Thu, 23 Oct from Sofia to London, returning Wed, 29 Oct, priced at €162 found 1 day ago
Lufthansa
Wed, 8 Oct - Sun, 12 Oct
SOF
Sofia
LHR
London
€179 Return, found 3 hours ago
€179
Return
found 3 hours ago
Select Lufthansa flight, departing Wed, 8 Oct from Sofia to London, returning Sun, 12 Oct, priced at €179 found 3 hours ago
LOT-Polish Airlines
Fri, 26 Sep - Thu, 2 Oct
SOF
Sofia
LHR
London
€180 Return, just found
€180
Return
just found
Select LOT-Polish Airlines flight, departing Fri, 26 Sep from Sofia to London, returning Thu, 2 Oct, priced at €180 just found
Aegean
Mon, 17 Nov - Wed, 19 Nov
SOF
Sofia
LHR
London
€184 Return, found 1 day ago
€184
Return
found 1 day ago
Select Aegean flight, departing Mon, 17 Nov from Sofia to London, returning Wed, 19 Nov, priced at €184 found 1 day ago

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

November is typically the cheapest month to fly

From €112 - €189 per traveller.

Graph displaying average flight prices per month

Sofia to London route information
Origin airport
Sofia
Destination airport
Heathrow
Airlines serving
Aegean, Air France, Air Serbia, Austrian Airlines, British Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines
Return price
€117
Distance
2028 km
Average flight time
1 hour 30 mins

Perfect flights from Sofia to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Sofia to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of London, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Sofia to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €51 and roundtrip prices from €118. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore London and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your SOF to LHR travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from Sofia Airport (SOF) to Heathrow Airport?
Start packing your suitcase, because round-trip flights between Sofia Airport (SOF) and Heathrow Airport start from €118. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sofia Airport (SOF) to LHR?
The majority of flights can be cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Sofia Intl. Airport to London Heathrow 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 SOF to LHR flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sofia Intl. Airport to Heathrow Airport (LHR)?
Consider bringing your own in-flight entertainment, as it takes an average of 5 hours and 28 minutes to reach Heathrow Airport from Sofia Airport (SOF). A set of noise-cancelling headphones will be useful too.
How far is the flight from Sofia Airport (SOF) to Heathrow Airport (LHR)?
Around 2,000 kilometres separates Sofia and Hounslow, so pack some entertainment to keep you busy for a few hours. That thrilling novel you've yet to start will be perfect.
Which airlines fly direct from Sofia Airport (SOF) to Heathrow Airport?
One airline that operates on the route from SOF to Heathrow Airport (LHR) is British Airways (BA). It offers 17 monthly flights. Another carrier operating on this route is Bulgaria Air (FB). You'll have 13 flights each month to take your pick of.
Are Sofia Intl. Airport to London Heathrow flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Sofia Airport (SOF) to Heathrow Airport (LHR) can be hit-or-miss. It is possible to score a bargain, but you could also miss out entirely! If you'd prefer to start your travel planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines list their prices that far in advance. Our top tip? Check back often as updates are made regularly.

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