Cheapest return flights from Rotterdam to Copenhagen in September from 242€

AirHint found the following cheapest return flights from Rotterdam (RTM) to Copenhagen (CPH) in September 2026 (see full year).

Return flights

14 Sep - 18 Sep transavia
11 Sep - 15 Sep transavia
07 Sep - 18 Sep transavia
20 Sep - 27 Sep transavia
07 Sep - 11 Sep transavia
13 Sep - 18 Sep transavia
19 Sep - 27 Sep transavia
26 Sep - 27 Sep transavia

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

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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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