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

Return flights

02 Mar - 06 Mar	Ryanair
20 Mar - 23 Mar	Ryanair
15 Mar - 20 Mar	Ryanair
01 Mar - 04 Mar	Ryanair
12 Mar - 14 Mar	Ryanair
02 Mar - 05 Mar	Ryanair
27 Mar - 30 Mar	Ryanair
23 Mar - 29 Mar	Ryanair
13 Mar - 16 Mar	Ryanair
10 Mar - 15 Mar	KLM	direct
21 Mar - 07 Apr	KLM	direct
31 Mar - 02 Apr	Ryanair
29 Mar - 04 Apr	KLM	direct
31 Mar - 02 Apr	KLM	direct
28 Mar - 11 Apr	KLM	direct
27 Mar - 11 Apr	KLM	direct
28 Mar - 10 Apr	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 127€

Return flights