Cheap flights from London Heathrow Airport to Sofia from £52
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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London Heathrow to Sofia are usually found in November or March, booked 17 days in advance, depart on a Tuesday or Thursday and return on a Wednesday
Cheap 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 12 July 2025.
Round-trip from | £125 |
---|---|
One-way from | £52 |
Popular in | December |
Cheapest in | November |
Average price | £265 |
Good round-trip deal | £210 or less |
Good one-way deal | £130 or less |
Find flight deals from Heathrow to Sofia
Cheapest flights from Heathrow to SofiaExplore 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 12 July 2025.
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 12 July 2025.
Cheapflights Fare Finder
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 12 July 2025.
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
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sat 1/11
06:05-11:15
Nonstop3h 10m
Sofia
Sat 15/11
12:05-13:50
Nonstop3h 45m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Thu 11/9
07:45-23:10
1 stop13h 25m
Sofia
Mon 15/9
11:30-21:25
1 stop11h 55m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 17/9
13:30-15:35
1 stop24h 05m
Sofia
Mon 29/9
16:05-12:30
1 stop22h 25m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Thu 30/10
11:10-18:20
1 stop5h 10m
Sofia
Wed 5/11
19:05-22:55
1 stop5h 50m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Fri 19/9
06:00-18:10
1 stop10h 10m
Sofia
Thu 25/9
18:55-21:40
1 stop4h 45m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 24/9
06:00-12:00
2 stops28h 00m
Sofia
Wed 8/10
10:50-19:20
1 stop10h 30m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sun 16/11
07:50-13:00
Nonstop3h 10m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Tue 2/9
20:50-00:30
1 stop25h 40m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sun 31/8
19:25-02:55
1 stop5h 30m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Fri 14/11
22:15-14:25
1 stop14h 10m
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.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Sofia
How far ahead should I book a flight from London Heathrow Airport to Sofia?
Use this chart to determine the optimal time to book a return flight from Heathrow to Sofia. Price data was last updated on 27 June 2025.
The best time to book flights from London Heathrow Airport to Sofia is 17 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 £88). Flying from London Heathrow Airport to Sofia in August is currently the most expensive (average of £311). 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 12 July 2025.
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 at midday, which can drop the price by up to 19% versus a flight in the afternoon.
What is the cheapest day to fly from London Heathrow Airport to Sofia?
Use this chart to determine the cheapest time to fly return from Heathrow to Sofia. Price data was last updated on 6 July 2025.
Travellers seeking maximum savings on their London Heathrow Airport to Sofia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from London Heathrow Airport to Sofia?
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 12 July 2025.
See what other customers who have flown with Aegean Airlines, Austrian Airlines, andSWISS 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.
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Crew
Overall
Comfort
Food
Entertainment
Reviews
Anonymous,Nov 2024
SKG - FRA
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.
Travelling to a place near London Heathrow Airport?
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Alternative routes for Heathrow to Sofia
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from Heathrow to Sofia
Discover the top 9 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 12 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Heathrow to Sofia?
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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.