AirHint found the following cheapest return flights from Rotterdam (RTM) to Baku (GYD) in September 2025 (see full year).

Return flights

29 Sep - 01 Oct	Pegasus Airlines
29 Sep - 30 Sep	Pegasus Airlines
22 Sep - 28 Sep	Pegasus Airlines
25 Sep - 29 Sep	Pegasus Airlines
19 Sep - 24 Sep	Pegasus Airlines
24 Sep - 29 Sep	Pegasus Airlines
22 Sep - 27 Sep	Pegasus Airlines
19 Sep - 23 Sep	Pegasus Airlines
21 Sep - 28 Sep	Pegasus Airlines
20 Sep - 27 Sep	Pegasus Airlines
17 Sep - 24 Sep	Pegasus Airlines

Also check the deals for one-way flights from Rotterdam to Baku in September.

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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Cheapest return flights from Rotterdam to Baku in September from 321€

Return flights