Cheap flights from London Heathrow Airport to Sofia from £65
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
10 Jun — 17 Jun1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Sofia are usually found in January or November, booked 7 days in advance, depart on a Thursday or Monday and return on a Tuesday
Cheap flight deals from Heathrow to Sofia
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Cheapest flights from Heathrow to Sofia
Explore the most affordable flight options available from Heathrow to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 May 2026.
Sat 7/1106:05
LHR
-
SOF
Nonstop3h 10m
British Airways
Sat 21/1112:05
SOF
-
LHR
Nonstop3h 45m
British Airways
Deal found 9/5£118
Wed 4/1114:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 18/1121:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£119
Thu 1/1018:10
LHR
-
SOF
1 stop5h 45m
LOT
Sun 4/1018:45
SOF
-
LHR
1 stop5h 15m
LOT
Deal found 6/5£137
Tue 1/906:30
LHR
-
SOF
1 stop17h 25m
LOT
Sat 26/905:25
SOF
-
LHR
1 stop5h 55m
LOT
Deal found 10/5£139
Tue 13/1006:30
LHR
-
SOF
1 stop5h 20m
LOT
Wed 21/1005:25
SOF
-
LHR
1 stop13h 45m
LOT
Deal found 6/5£140
Wed 4/1114:55
LHR
-
SOF
Nonstop3h 15m
Multiple Airlines
Wed 18/1116:05
SOF
-
LHR
1 stop22h 15m
Multiple Airlines
Deal found 6/5£142
Sat 7/1106:05
LHR
-
SOF
Nonstop3h 10m
Multiple Airlines
Sat 21/1105:00
SOF
-
LHR
1 stop9h 20m
Multiple Airlines
Deal found 9/5£143
Sat 6/620:50
LHR
-
SOF
1 stop14h 00m
Multiple Airlines
Sat 20/616:00
SOF
-
LHR
1 stop5h 05m
Multiple Airlines
Deal found 9/5£144
Fri 16/1006:30
LHR
-
SOF
1 stop9h 30m
LOT
Sun 18/1018:45
SOF
-
LHR
1 stop24h 25m
LOT
Deal found 10/5£147
Wed 4/1106:30
LHR
-
SOF
1 stop9h 20m
LOT
Wed 18/1118:35
SOF
-
LHR
1 stop5h 25m
LOT
Deal found 6/5£148
Best flights from Heathrow to Sofia
Discover carefully curated flight deals from Heathrow to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 May 2026.
Fri 5/606:00
LHR
-
SOF
1 stop10h 10m
Austrian Airlines
Mon 8/618:55
SOF
-
LHR
1 stop4h 45m
Austrian Airlines
Deal found 6/5£192
Wed 10/620:05
LHR
-
SOF
2 stops14h 05m
SWISS
Tue 16/613:05
SOF
-
LHR
1 stop6h 45m
SWISS
Deal found 6/5£206
Fri 29/508:30
LHR
-
SOF
1 stop7h 55m
Lufthansa
Mon 1/619:25
SOF
-
LHR
1 stop5h 15m
Lufthansa
Deal found 6/5£231
Sun 9/808:55
LHR
-
SOF
Nonstop3h 10m
Multiple Airlines
Tue 11/806:10
SOF
-
LHR
1 stop5h 45m
Multiple Airlines
Deal found 10/5£314
Wed 3/620:05
LHR
-
SOF
1 stop12h 15m
SWISS
Tue 16/613:05
SOF
-
LHR
2 stops10h 25m
SWISS
Deal found 7/5£216
Tue 9/618:40
LHR
-
SOF
2 stops15h 30m
SWISS
Fri 12/615:50
SOF
-
LHR
1 stop5h 30m
SWISS
Deal found 8/5£216
Thu 28/520:05
LHR
-
SOF
2 stops14h 05m
SWISS
Thu 4/611:05
SOF
-
LHR
1 stop7h 20m
SWISS
Deal found 6/5£237
Sat 30/518:40
LHR
-
SOF
2 stops15h 30m
SWISS
Sat 6/613:45
SOF
-
LHR
1 stop6h 05m
SWISS
Deal found 10/5£249
Sun 31/506:00
LHR
-
SOF
2 stops10h 40m
SWISS
Fri 12/615:50
SOF
-
LHR
1 stop5h 30m
SWISS
Deal found 10/5£260
Tue 23/618:40
LHR
-
SOF
2 stops15h 30m
SWISS
Thu 13/811:05
SOF
-
LHR
1 stop7h 20m
SWISS
Deal found 7/5£261
Tue 13/1018:40
LHR
-
SOF
2 stops15h 30m
SWISS
Thu 22/1012:55
SOF
-
LHR
2 stops10h 50m
SWISS
Deal found 9/5£292
Sun 9/820:05
LHR
-
SOF
1 stop16h 50m
SWISS
Tue 11/812:55
SOF
-
LHR
2 stops21h 00m
SWISS
Deal found 10/5£299
Direct flights from Heathrow to Sofia
Explore direct flight options from Heathrow to Sofia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 May 2026.
Wed 4/1114:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 18/1121:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£119
Wed 28/1014:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Mon 2/1117:25
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£152
Wed 28/1014:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Sun 1/1114:30
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£157
Fri 16/1008:10
LHR
-
SOF
Nonstop3h 15m
British Airways
Sun 18/1021:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 9/5£174
Sun 25/1007:50
LHR
-
SOF
Nonstop3h 10m
British Airways
Mon 2/1117:25
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£175
Wed 7/1015:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Sun 11/1021:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 10/5£175
Sat 31/1006:05
LHR
-
SOF
Nonstop3h 10m
British Airways
Sun 1/1114:30
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 6/5£178
Fri 23/1008:10
LHR
-
SOF
Nonstop3h 15m
British Airways
Sun 25/1014:30
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 9/5£180
Last-minute flights from Heathrow to Sofia
Discover last-minute flight deals from Heathrow to Sofia. Data last updated 11 May 2026 and is based on user searches.
Mon 1/607:25
LHR
-
SOF
1 stop13h 50m
Lufthansa
Thu 4/619:25
SOF
-
LHR
1 stop5h 15m
Lufthansa
Deal found 8/5£167
Mon 1/609:00
LHR
-
SOF
1 stop12h 15m
Lufthansa
Wed 10/606:10
SOF
-
LHR
1 stop5h 45m
Lufthansa
Deal found 10/5£167
Fri 5/606:00
LHR
-
SOF
1 stop10h 10m
Multiple Airlines
Fri 12/606:10
SOF
-
LHR
1 stop15h 30m
Multiple Airlines
Deal found 10/5£170
Sat 6/620:50
LHR
-
SOF
1 stop14h 00m
Multiple Airlines
Sat 20/616:00
SOF
-
LHR
1 stop5h 05m
Multiple Airlines
Deal found 9/5£144
Tue 9/607:25
LHR
-
SOF
1 stop13h 50m
Lufthansa
Fri 12/606:10
SOF
-
LHR
1 stop15h 30m
Lufthansa
Deal found 8/5£166
Tue 9/607:25
LHR
-
SOF
1 stop13h 50m
Multiple Airlines
Tue 23/618:55
SOF
-
LHR
1 stop4h 45m
Multiple Airlines
Deal found 6/5£169
Wed 10/606:30
LHR
-
SOF
1 stop6h 40m
Multiple Airlines
Tue 16/618:45
SOF
-
LHR
1 stop16h 25m
Multiple Airlines
Deal found 8/5£153
Thu 18/606:30
LHR
-
SOF
1 stop9h 30m
LOT
Mon 22/614:35
SOF
-
LHR
1 stop9h 25m
LOT
Deal found 7/5£150
One-way flights from Heathrow to Sofia
Search for one-way flight options from Heathrow to Sofia. Find affordable one-way fares based on user searches. Data last updated 11 May 2026.
Mon 15/620:50
LHR
-
SOF
1 stop26h 45m
Multiple Airlines
Deal found 7/5£65
Wed 8/720:50
LHR
-
SOF
1 stop13h 45m
Multiple Airlines
Deal found 10/5£69
Wed 1/709:55
LHR
-
SOF
1 stop13h 40m
Multiple Airlines
Deal found 8/5£75
Tue 9/620:50
LHR
-
SOF
1 stop26h 45m
Multiple Airlines
Deal found 5/5£76
Mon 1/620:50
LHR
-
SOF
1 stop26h 45m
Multiple Airlines
Deal found 6/5£77
Sat 6/620:50
LHR
-
SOF
1 stop14h 00m
Multiple Airlines
Deal found 8/5£79
Tue 7/720:50
LHR
-
SOF
1 stop14h 00m
Multiple Airlines
Deal found 10/5£81
Find flight deals from Heathrow to Sofia
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 May 2026.
Customise your flight search to find flights from Heathrow to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sofia that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Fri 5/6
06:00-18:10
1 stop10h 10m
Sofia
Mon 8/6
18:55-21:40
1 stop4h 45m
£192
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 10/6
20:05-12:10
2 stops14h 05m
Sofia
Tue 16/6
13:05-17:50
1 stop6h 45m
£206
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 3/6
20:05-10:20
1 stop12h 15m
Sofia
Tue 16/6
13:05-21:30
2 stops10h 25m
£216
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Tue 9/6
18:40-12:10
2 stops15h 30m
Sofia
Fri 12/6
15:50-19:20
1 stop5h 30m
£216
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Fri 29/5
08:30-18:25
1 stop7h 55m
Sofia
Mon 1/6
19:25-22:40
1 stop5h 15m
£231
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Thu 28/5
20:05-12:10
2 stops14h 05m
Sofia
Thu 4/6
11:05-16:25
1 stop7h 20m
£237
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sat 30/5
18:40-12:10
2 stops15h 30m
Sofia
Sat 6/6
13:45-17:50
1 stop6h 05m
£249
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sun 31/5
06:00-18:40
2 stops10h 40m
Sofia
Fri 12/6
15:50-19:20
1 stop5h 30m
£260
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Tue 23/6
18:40-12:10
2 stops15h 30m
Sofia
Thu 13/8
11:05-16:25
1 stop7h 20m
£261
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Tue 13/10
18:40-12:10
2 stops15h 30m
Sofia
Thu 22/10
12:55-21:45
2 stops10h 50m
£292
Flights are sorted by cheapest return flights first.
Deals found on 6/5
Showing 1-10 of 22 resultsSorted by cheapest first
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2
3
Best time to book a flight from Heathrow to Sofia
Have a flexible travel schedule? Discover the best time to fly to Sofia from Heathrow with our price prediction graph.
LHR-SOF
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Sofia
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Sofia?
The best time to book flights from London Heathrow Airport to Sofia is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from London Heathrow Airport to Sofia?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of £128). Flying from London Heathrow Airport to Sofia in December is currently the most expensive (average of £279). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to SOF?
Find hourly flight availability from Heathrow to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 May 2026.
When flying from London Heathrow Airport to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 9% versus a flight in the afternoon.
How much does it cost for a return flight from London Heathrow Airport to Sofia?
How often are flights from London to Sofia delayed?
About 13% of weekly flights between London and Sofia have experienced delays in the past year, with the average delay time being 119 minutes.
What is the most punctual flight time for London to Sofia flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Sofia flights?
Over the past year, Bulgaria Air have had the lowest number of delays on this route, with just 10% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Sofia?
Share of one-stop return flights from London Heathrow Airport to Sofia chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Warsaw (WAW) – chosen by Cheapflights users on 32% of one-stop itineraries from London Heathrow Airport to Sofia on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Sofia?
Average return fare for one-stop flights from London Heathrow Airport to Sofia, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Belgrade (BEG) is the most affordable one-stop option, with an average return flight price of £213.
What’s the fastest stopover option from London Heathrow Airport to Sofia?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Sofia, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Zurich (ZRH) have the shortest average one-way travel time for one-stop routes: 4h 55m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Sofia?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Sofia, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Warsaw (WAW) offer the fastest connection on this route, with an average stopover time of 1h 46m.
Reviews of airlines servicing Sofia
Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated 11 May 2026.
See what other customers who have flown with Austrian Airlines,LOT, andLufthansa from London Heathrow Airport to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Sofia from London Heathrow?
Most people fly into Sofia (SOF) if they book a flight to Sofia from London Heathrow. On average, Sofia has 0 inbound flights from London Heathrow per day from 6 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.
How long is the flight from London Heathrow Airport to Sofia?
Airlines like Austrian Airlines, SWISS, and Lufthansa fly from London Heathrow Airport to Sofia in about 7h 55m. The time it takes to get you to your destination can typically vary by up to 6h 10m. The distance between London Heathrow Airport and Sofia is about 1267 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London Heathrow Airport to Sofia round-trip?
Our cheapest airline available from London Heathrow Airport to Sofia is Wizz Air. Our recent data shows that you can find tickets from as low as £43 on this airline. Additional options worth looking into are British Airways and LOT, starting at £111 and £140 round-trip. You may be able to fly from London Heathrow Airport to Sofia for 79% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from London Heathrow Airport to Sofia one-way?
The cheapest airline one-way is Wizz Air, with whom users have recently found tickets for as low as £43. However, be on the lookout for offers from British Airways and Bulgaria Air, as they are both options that can get you from London Heathrow Airport to Sofia for a low price.
What are the cheapest flights from London Heathrow Airport to Sofia?
Looking for the cheapest flight from London Heathrow Airport to Sofia? While on average our users pay £197, our data indicates the cheapest price to be £76. The most popular route (London Heathrow - Sofia), is priced around £120.
Can I find deals for business class flights from Heathrow to Sofia?
Yes. Cheapflights offers flight deals from Heathrow to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Sofia?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of £128). Flying from London Heathrow Airport to Sofia in December is currently the most expensive (average of £279). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 6 airlines that operate flights from Heathrow to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 May 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Sofia?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sofia from Heathrow today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Sofia?
Cheapflights simply makes it quick and affordable to book flights from Heathrow to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Heathrow to Sofia with no change fees?
Need flexible booking options for your flight to Sofia from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Sofia become cheaper?
Yes! Start tracking prices for Heathrow to Sofia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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