Cheapest return flights from Frankfurt to Thessaloniki in September from $123

Best time to book flights for Frankfurt (FRA) to Thessaloniki (SKG) flights at AirHint

AirHint found the following cheapest return flights from Frankfurt (FRA) to Thessaloniki (SKG) in September 2025 (see full year).

Return flights

01 Sep - 17 Sep Ryanair
07 Sep - 12 Sep Ryanair
05 Sep - 08 Sep Ryanair
03 Sep - 10 Sep Ryanair
12 Sep - 24 Sep Ryanair direct
07 Sep - 14 Sep Air Serbia
04 Sep - 07 Sep Air Serbia
13 Sep - 17 Sep Air Serbia
07 Sep - 24 Sep Ryanair direct
05 Sep - 24 Sep Ryanair direct
23 Sep - 03 Oct Aegean Airlines
21 Sep - 03 Oct Air Serbia
23 Sep - 03 Oct Aegean Airlines direct
21 Sep - 03 Oct Aegean Airlines direct

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

Skyscanner

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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