AirHint found the following cheapest return flights from Ottawa (YOW) to Paris (CDG) in May 2026 (see full year).

Return flights

23 May - 02 Jun	Air Transat
24 May - 31 May	Air Canada
30 May - 30 Jun	Air Canada
31 May - 30 Jun	Air Canada
29 May - 14 Jun	Air Canada
30 May - 14 Jun	Air Canada
31 May - 14 Jun	Air Canada
31 May - 07 Jun	Air Canada
21 May - 04 Jun	Air Transat
31 May - 15 Jun	Air France	direct
18 May - 23 May	Air Transat
14 May - 22 May	Air Transat
03 May - 10 May	KLM
16 May - 19 May	Air Transat
18 May - 24 May	Air Transat
13 May - 24 May	Air Transat
02 May - 24 May	Air Transat
14 May - 26 May	Air Transat
19 May - 24 May	Air Canada
20 May - 03 Jun	Air Canada

Also check the deals for one-way flights from Ottawa to Paris 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 Ottawa to Paris in May from $546

Return flights