Cheapest return flights from Frankfurt to Thessaloniki in September from $109

AirHint found the following cheapest return flights from Frankfurt (FRA) to Thessaloniki (SKG) in September 2026 (see full year).

Return flights

05 Sep - 23 Sep Ryanair direct
04 Sep - 23 Sep Ryanair direct
12 Sep - 23 Sep Ryanair direct
08 Sep - 23 Sep Ryanair direct
02 Sep - 23 Sep Ryanair direct
18 Sep - 23 Sep Ryanair direct
19 Sep - 23 Sep Ryanair direct
29 Sep - 07 Oct Ryanair
04 Sep - 19 Sep Ryanair
12 Sep - 28 Sep Ryanair
08 Sep - 15 Sep Ryanair
26 Sep - 09 Oct Ryanair direct
23 Sep - 09 Oct Ryanair direct
18 Sep - 09 Oct Ryanair direct
19 Sep - 09 Oct Ryanair direct
26 Sep - 06 Oct Ryanair direct
25 Sep - 06 Oct Ryanair direct
23 Sep - 06 Oct Ryanair direct
25 Sep - 03 Oct Air Serbia
26 Sep - 04 Oct Ryanair

Also check the deals for one-way flights from Frankfurt to Thessaloniki in September.

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