Cheap flights from London to Sofia from £45
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 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London to Sofia are usually found in November or March, booked 50 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from London to Sofia
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 4 July 2025.
Round-trip from | £92 |
---|---|
One-way from | £45 |
Popular in | July |
Cheapest in | November |
Average price | £223 |
Good round-trip deal | £121 or less |
Good one-way deal | £55 or less |
Find flight deals from London to Sofia
Cheapest flights from London to SofiaExplore the most affordable flight options available from London to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from London to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 4 July 2025.
Use the filters below to find and compare flights from London to Sofia that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSofia
STN - SOF
STNSOF
London Stansted
Mon 22/9
15:05-20:05
Nonstop3h 00m
Sofia
Mon 29/9
21:10-22:25
Nonstop3h 15m
LondonSofia
LTN - SOF
LTNSOF
London Luton
Wed 17/9
08:25-13:35
Nonstop3h 10m
Sofia
Wed 24/9
06:45-11:40
1 stop6h 55m
LondonSofia
LGW - SOF
LGWSOF
London Gatwick
Fri 12/12
06:00-11:05
Nonstop3h 05m
Sofia
Mon 15/12
20:20-21:55
Nonstop3h 35m
LondonSofia
LGW - SOF
LGWSOF
London Gatwick
Wed 1/10
20:50-11:25
1 stop12h 35m
Sofia
Wed 15/10
06:45-19:45
1 stop15h 00m
LondonSofia
LTN - SOF
LTNSOF
London Luton
Tue 2/9
08:30-13:35
Nonstop3h 05m
Sofia
Fri 12/9
19:15-20:40
Nonstop3h 25m
LondonSofia
STN - SOF
STNSOF
London Stansted
Sat 27/9
20:05-01:05
Nonstop3h 00m
Sofia
Mon 6/10
13:45-23:10
1 stop11h 25m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 31/12
14:55-20:10
Nonstop3h 15m
Sofia
Wed 14/1
21:00-22:30
Nonstop3h 30m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Fri 19/9
08:20-13:30
Nonstop3h 10m
Sofia
Sat 27/9
05:00-12:30
1 stop9h 30m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Wed 17/9
13:30-15:35
1 stop24h 05m
Sofia
Tue 23/9
16:05-12:30
1 stop22h 25m
LondonSofia
LHR - SOF
LHRSOF
London Heathrow
Sat 27/9
06:55-23:00
1 stop14h 05m
Sofia
Sun 5/10
12:00-15:40
1 stop5h 40m
Best time to book a flight from London to Sofia
Have a flexible travel schedule? Discover the best time to fly to Sofia from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Sofia
How far ahead should I book a flight from London to Sofia?
Use this chart to determine the optimal time to book a return flight from London to Sofia. Price data was last updated on 27 June 2025.
The price you pay for your flight from London to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London to Sofia?
Currently, January is the cheapest month in which you can book a flight from London to Sofia (average of £88). Flying from London 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 LON to SOF?
Find hourly flight availability from London 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 4 July 2025.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from London to Sofia by exploring options for tickets in the morning.
What is the cheapest day to fly from London to Sofia?
Use this chart to determine the cheapest time to fly return from London to Sofia. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London to Sofia flight should consider departing on Tuesday at midday when fares are most often at their lowest. Saturday 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 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 4 July 2025.
Read reviews from past customers who have flown with Aegean Airlines, KLM, andNorwegian from London to Sofia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Anonymous,Nov 2024
SKG - FRA
Related info for your journey
Find useful and relevant information for your journey from London to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Fly from London to Sofia on these airlines
Choose from the following airlines for your flight from London to Sofia. Flights are based on user searches made on Cheapflights and were last updated on 4 July 2025.
Top 10 airlines flying from London to Sofia
Discover the top 10 airlines that operate flights from London 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 4 July 2025.
Fly with Cheapflights
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 London to Sofia?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Sofia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from London to Sofia?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Sofia for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Sofia with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Sofia, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from London to Sofia become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sofia from London today and book when prices fit your budget.