Cheap flights from London to Sofia
Cheapest current fares: $102 in September 2026, 2,041 km direct flight in ~2h 24m.
Cheapest month-by-month fares
Lowest available fare per calendar month from London (LHR) to Sofia (SOF). Refreshed daily.
London (LHR) → Sofia (SOF)
- September 2026 $102
- June 2026 $114
- August 2026 $116
- July 2026 $120
- May 2026 $130
- October 2026 $148
Frequently asked questions
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What is the cheapest month to fly from London to Sofia?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from London (LHR) to Sofia (SOF), with fares starting from $102.
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What is the lowest current fare from LHR to SOF?
The lowest currently-listed fare from London (LHR) to Sofia (SOF) is $102 on 2026-09-20.
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How long is the flight from London to Sofia?
Direct flights from LHR to SOF cover approximately 2,041 km (1,268 miles), with an estimated flight time of 2h 24m. Operating airlines: BA, FB.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.