Cheapest return flights from Frankfurt to Nis in September from 146€

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

Return flights

02 Sep - 27 Sep Air Serbia direct
16 Sep - 20 Sep Air Serbia direct
13 Sep - 20 Sep Air Serbia direct
02 Sep - 06 Sep Air Serbia direct
09 Sep - 13 Sep Air Serbia direct
12 Sep - 20 Sep Ryanair
13 Sep - 21 Sep Air Serbia
12 Sep - 21 Sep Ryanair
18 Sep - 28 Sep Ryanair
10 Sep - 14 Sep Austrian Airlines
25 Sep - 02 Oct Lufthansa

Also check the deals for one-way flights from Frankfurt to Nis 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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