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

Return flights

05 May - 12 May	Icelandair
06 May - 10 May	Icelandair
03 May - 11 May	Icelandair
03 May - 12 May	Icelandair
05 May - 11 May	Icelandair
07 May - 13 May	Icelandair
04 May - 11 May	Icelandair
04 May - 12 May	Icelandair
04 May - 12 May	United	direct
03 May - 12 May	Delta	direct
28 May - 04 Jun	TAP
20 May - 03 Jun	Icelandair
24 May - 07 Jun	TAP
30 May - 09 Jun	TAP
27 May - 03 Jun	TAP
27 May - 04 Jun	TAP
30 May - 06 Jun	TAP
27 May - 06 Jun	TAP
27 May - 05 Jun	TAP
30 May - 07 Jun	Icelandair

Also check the deals for one-way flights from Washington 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 Washington to Amsterdam in May from 408€

Return flights