Cheapest return flights from Portland to Amsterdam in August from 689€

AirHint found the following cheapest return flights from Portland (PDX) to Amsterdam (AMS) in August 2025 (see full year).

Return flights

20 Aug - 27 Aug Icelandair
18 Aug - 13 Sep Icelandair
28 Aug - 31 Aug Frontier Airlines
24 Aug - 31 Aug Frontier Airlines
20 Aug - 13 Sep Frontier Airlines
29 Aug - 31 Aug Frontier Airlines
29 Aug - 20 Sep Alaska Airlines
27 Aug - 08 Sep WestJet
27 Aug - 31 Aug Icelandair
21 Aug - 28 Aug Frontier Airlines
16 Aug - 29 Aug KLM
30 Aug - 31 Aug Frontier Airlines
28 Aug - 30 Aug Frontier Airlines
18 Aug - 27 Aug Delta
18 Aug - 13 Sep KLM direct
20 Aug - 13 Sep KLM direct
27 Aug - 08 Sep Delta direct

Also check the deals for one-way flights from Portland to Amsterdam in August.

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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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