Cheapest return flights from Ontario to Paris in September from $1251

Best time to book flights for Ontario (ONT) to Paris (CDG) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Paris (CDG) in September 2025 (see full year).

Return flights

14 Sep - 25 Sep Iberia
23 Sep - 30 Sep Iberia
01 Sep - 16 Sep Iberia
06 Sep - 13 Sep Iberia
05 Sep - 15 Sep Iberia
24 Sep - 10 Oct Iberia
25 Sep - 27 Oct Iberia
07 Sep - 21 Sep Iberia
16 Sep - 30 Sep jetBlue
19 Sep - 05 Oct jetBlue

Also check the deals for one-way flights from Ontario to Paris in September.

Skyscanner

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 Paris

Cheap car rent in Paris