Cheapest return flights from London to Sofia in May from $135

Best time to book flights for London (LHR) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Sofia (SOF) in May 2025 (see full year).

Return flights

07 May - 12 May British Airways direct
14 May - 19 May British Airways direct
04 May - 11 May British Airways direct
11 May - 25 May British Airways direct
18 May - 21 May Air Serbia
05 May - 11 May British Airways direct
04 May - 09 May British Airways direct
18 May - 25 May Air Serbia
04 May - 10 May Air Serbia
19 May - 26 May British Airways direct
21 May - 04 Jun British Airways
21 May - 04 Jun British Airways direct
31 May - 03 Jun Austrian Airlines
31 May - 07 Jun British Airways
30 May - 03 Jun Austrian Airlines
14 May - 14 Jun Lufthansa
15 May - 15 Jun British Airways
29 May - 03 Jun Austrian Airlines
28 May - 02 Jun Lufthansa
29 May - 02 Jun KLM

Also check the deals for one-way flights from London to Sofia in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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