Cheapest return flights from Frankfurt to Sofia in April from 135€

AirHint found the following cheapest return flights from Frankfurt (FRA) to Sofia (SOF) in April 2026 (see full year).

Return flights

17 Apr - 20 Apr Lufthansa direct
16 Apr - 24 Apr Lufthansa direct
29 Apr - 02 May Lufthansa direct
07 Apr - 12 Apr Air Serbia
10 Apr - 02 May Air Serbia
06 Apr - 11 Apr Air Serbia
02 Apr - 06 Apr Air Serbia
03 Apr - 06 Apr Air Serbia
19 Apr - 22 Apr Lufthansa
07 Apr - 12 Apr Lufthansa direct
06 Apr - 11 Apr Lufthansa direct
19 Apr - 22 Apr Lufthansa direct

Also check the deals for one-way flights from Frankfurt to Sofia in April.

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