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

24 Apr - 27 Apr Lufthansa direct
15 Apr - 17 Apr Air Serbia
24 Apr - 26 Apr Air Serbia
28 Apr - 30 Apr Air Serbia
01 Apr - 07 Apr Air Serbia
02 Apr - 07 Apr Air Serbia
09 Apr - 12 Apr Air Serbia
09 Apr - 13 Apr Air Serbia
10 Apr - 13 Apr Air Serbia
24 Apr - 26 Apr Lufthansa direct
30 Apr - 03 May Lufthansa direct

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

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