AirHint found the following cheapest return flights from Rotterdam (RTM) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

15 Aug - 19 Aug	transavia
16 Aug - 19 Aug	transavia
12 Aug - 14 Aug	transavia
29 Aug - 01 Sep	transavia
25 Aug - 27 Aug	transavia
29 Aug - 31 Aug	transavia
15 Aug - 17 Aug	transavia
23 Aug - 27 Aug	transavia
22 Aug - 24 Aug	transavia
22 Aug - 27 Aug	transavia
12 Aug - 16 Aug	transavia

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

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 Copenhagen in August from 288€

Return flights