AirHint found the following cheapest return flights from Cardiff (CWL) to Amsterdam (AMS) in March 2026 (see full year).

Return flights

12 Mar - 15 Mar	KLM	direct
28 Mar - 02 Apr	KLM	direct
10 Mar - 14 Mar	KLM	direct
28 Mar - 30 Mar	KLM	direct
09 Mar - 13 Mar	KLM	direct
20 Mar - 22 Mar	KLM	direct
26 Mar - 31 Mar	KLM	direct
28 Mar - 31 Mar	KLM	direct
12 Mar - 16 Mar	KLM	direct
27 Mar - 30 Mar	KLM	direct
27 Mar - 29 Mar	KLM	direct

Also check the deals for one-way flights from Cardiff to Amsterdam in March.

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 Cardiff to Amsterdam in March from 167€

Return flights