฿3,850 Cheap Flights from London (LHR) to Sofia (SOF)

View ฿3,850 flight on Sun, 1 Mar 2026Opens in a new window

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

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Cheap Flights from London (LHR) to Sofia (SOF)

Prices were available within the past 7 days and start at ฿3,850 for one-way flights and ฿9,875 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, 12 Mar - Sun, 15 Mar
LHR
London
SOF
Sofia
฿9,875 Return, found 4 days ago
฿9,875
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 12 Mar from London to Sofia, returning Sun, 15 Mar, priced at ฿9,875 found 4 days ago
Lufthansa
Thu, 19 Mar - Sun, 22 Mar
LHR
London
SOF
Sofia
฿10,030 Return, found 4 days ago
฿10,030
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 19 Mar from London to Sofia, returning Sun, 22 Mar, priced at ฿10,030 found 4 days ago
Lufthansa
Thu, 12 Mar - Sun, 15 Mar
LHR
London
SOF
Sofia
฿10,045 Return, found 4 days ago
฿10,045
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 12 Mar from London to Sofia, returning Sun, 15 Mar, priced at ฿10,045 found 4 days ago
Swiss International Air Lines
Thu, 12 Mar - Sun, 15 Mar
LHR
London
SOF
Sofia
฿10,070 Return, found 4 days ago
฿10,070
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 12 Mar from London to Sofia, returning Sun, 15 Mar, priced at ฿10,070 found 4 days ago
Austrian Airlines
Thu, 12 Mar - Sun, 15 Mar
LHR
London
SOF
Sofia
฿10,085 Return, found 4 days ago
฿10,085
Return
found 4 days ago
Select Austrian Airlines flight, departing Thu, 12 Mar from London to Sofia, returning Sun, 15 Mar, priced at ฿10,085 found 4 days ago
Lufthansa
Thu, 19 Mar - Sun, 22 Mar
LHR
London
SOF
Sofia
฿10,135 Return, found 4 days ago
฿10,135
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 19 Mar from London to Sofia, returning Sun, 22 Mar, priced at ฿10,135 found 4 days ago
Swiss International Air Lines
Thu, 19 Mar - Sun, 22 Mar
LHR
London
SOF
Sofia
฿10,225 Return, found 4 days ago
฿10,225
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 19 Mar from London to Sofia, returning Sun, 22 Mar, priced at ฿10,225 found 4 days ago
Swiss International Air Lines
Thu, 12 Mar - Sun, 15 Mar
LHR
London
SOF
Sofia
฿10,240 Return, found 4 days ago
฿10,240
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 12 Mar from London to Sofia, returning Sun, 15 Mar, priced at ฿10,240 found 4 days ago
Bulgaria Air
Sun, 15 Mar - Sun, 22 Mar
LHR
London
SOF
Sofia
฿10,500 Return, found 17 hours ago
฿10,500
Return
found 17 hours ago
Select Bulgaria Air flight, departing Sun, 15 Mar from London to Sofia, returning Sun, 22 Mar, priced at ฿10,500 found 17 hours ago
British Airways
Sun, 15 Mar - Sun, 22 Mar
LHR
London
SOF
Sofia
฿10,820 Return, found 17 hours ago
฿10,820
Return
found 17 hours ago
Select British Airways flight, departing Sun, 15 Mar from London to Sofia, returning Sun, 22 Mar, priced at ฿10,820 found 17 hours ago

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

November is typically the cheapest month to fly

From ฿3,797 - ฿7,126 per traveller.
Flight from London to Sofia route information
Origin airport
Heathrow
Destination airport
Sofia
Airlines serving
Aegean, Air France, Austrian Airlines, British Airways, Bulgaria Air, Iberia, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines
Return price
฿9,875
Distance
2028 km
Average flight time
5 hours 5 mins

Perfect flights from London to Sofia

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Sofia. 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 , 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 Heathrow to Sofia ticket options cater to your travel preferences, with incredible one-way fares from ฿3,850 and roundtrip prices from ฿9,875. 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 Sofia and explore 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 to travel arrangements today and embark on the journey of a lifetime in Sofia.

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 ฿9,875. 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.
*Available to Expedia members.