Cheapest return flights from London to Sofia in May from 168€

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

Return flights

15 May - 21 May SWISS
03 May - 08 May Brussels Airlines
17 May - 20 May Air Serbia
03 May - 06 May Air Serbia
06 May - 08 May Aegean Airlines
16 May - 23 May Air Serbia
02 May - 08 May Air Serbia
05 May - 12 May Lufthansa
01 May - 03 May LOT
24 May - 03 Jun Air Serbia
20 May - 30 May Lufthansa
28 May - 05 Jun LOT
31 May - 03 Jun Austrian Airlines
24 May - 03 Jun British Airways direct

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

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