Cheapest return flights from Ottawa to Lisbon in April from $616

Best time to book flights for Ottawa (YOW) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Ottawa (YOW) to Lisbon (LIS) in April 2025 (see full year).

Return flights

02 Apr - 15 Apr Air Canada
02 Apr - 14 Apr Air Canada
13 Apr - 24 Apr Air Canada
01 Apr - 15 Apr Air Canada
24 Apr - 30 Apr Porter Airlines (Canada) Ltd
16 Apr - 30 Apr WestJet
15 Apr - 22 Apr Air Canada
01 Apr - 01 May Porter Airlines (Canada) Ltd
04 Apr - 13 Apr WestJet
12 Apr - 27 Apr Porter Airlines (Canada) Ltd
17 Apr - 22 Apr Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Ottawa to Lisbon in April.

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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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