AirHint found the following cheapest return flights from Boston (BOS) to Amsterdam (AMS) in May 2026 (see full year).

Return flights

11 May - 18 May	Aer Lingus
02 May - 09 May	Icelandair
19 May - 02 Jun	Aer Lingus
12 May - 19 May	Icelandair
29 May - 20 Jun	Aer Lingus
28 May - 20 Jun	Aer Lingus
30 May - 20 Jun	Aer Lingus
11 May - 18 May	Delta	direct
22 May - 29 May	Icelandair
19 May - 02 Jun	KLM	direct
29 May - 20 Jun	KLM	direct
28 May - 20 Jun	KLM	direct
30 May - 20 Jun	KLM	direct

Also check the deals for one-way flights from Boston to Amsterdam in May.

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 Boston to Amsterdam in May from 435€

Return flights