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

Return flights

25 Sep - 28 Sep	transavia	direct
18 Sep - 21 Sep	transavia	direct
11 Sep - 14 Sep	transavia	direct
04 Sep - 07 Sep	transavia	direct
19 Sep - 21 Sep	transavia
14 Sep - 20 Sep	transavia
07 Sep - 11 Sep	transavia	direct
10 Sep - 14 Sep	transavia
04 Sep - 08 Sep	transavia
08 Sep - 13 Sep	transavia

Also check the deals for one-way flights from Rotterdam to Bergamo 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 Bergamo in September from 120€

Return flights