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

Return flights

05 Aug - 20 Aug	Air Transat
03 Aug - 10 Aug	Air Canada
02 Aug - 08 Aug	Porter Airlines (Canada) Ltd
13 Aug - 19 Aug	Porter Airlines (Canada) Ltd
01 Aug - 24 Aug	Porter Airlines (Canada) Ltd
28 Aug - 06 Sep	Porter Airlines (Canada) Ltd
03 Aug - 25 Aug	Air Canada
02 Aug - 25 Aug	Porter Airlines (Canada) Ltd
29 Aug - 02 Sep	Air Canada

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

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.

Book a cheap hotel in Amsterdam

Cheap car rent in Amsterdam

Cheapest return flights from Ottawa to Amsterdam in August from $712

Return flights