Cheapest return flights from London to Sofia in May from 166€

AirHint found the following cheapest return flights from London (LHR) to Sofia (SOF) in May 2026 (see full year).

Return flights

07 May - 11 May Aegean Airlines
08 May - 11 May British Airways direct
06 May - 08 May SWISS
15 May - 18 May SWISS
01 May - 10 May SWISS
15 May - 26 May SWISS
06 May - 09 May SWISS
06 May - 10 May SWISS
08 May - 12 May SWISS
08 May - 10 May SWISS
30 May - 13 Jun SWISS
28 May - 01 Jun SWISS
17 May - 20 Jun Austrian Airlines

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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