AirHint found the following cheapest return flights from New York (JFK) to Toronto (YYZ) in September 2025 (see full year).

Return flights

04 Sep - 07 Sep	Flair Airlines	direct
04 Sep - 05 Sep	Flair Airlines	direct
09 Sep - 16 Sep	Air Canada
05 Sep - 07 Sep	Air Canada	direct
08 Sep - 15 Sep	Air Canada	direct
12 Sep - 21 Sep	Air Canada	direct
09 Sep - 11 Sep	Air Canada	direct
10 Sep - 12 Sep	Air Canada	direct
22 Sep - 23 Sep	Air Canada	direct
07 Sep - 09 Sep	Air Canada	direct
24 Sep - 11 Oct	Air Canada	direct
30 Sep - 06 Oct	Delta	direct
22 Sep - 16 Oct	Delta	direct
23 Sep - 19 Oct	Delta	direct
26 Sep - 10 Oct	Delta	direct

Also check the deals for one-way flights from New York to Toronto in September.

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 Toronto

Cheap car rent in Toronto

Cheapest return flights from New York to Toronto in September from 135€

Return flights