Cheapest return flights from Dublin to Toronto in September from $418

Best time to book flights for Dublin (DUB) to Toronto (YYZ) flights at AirHint

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

Return flights

18 Sep - 23 Sep WestJet direct
16 Sep - 23 Sep WestJet direct
03 Sep - 24 Sep Air Transat direct
17 Sep - 20 Sep WestJet direct
07 Sep - 24 Sep Air Transat direct
04 Sep - 30 Sep Icelandair
16 Sep - 20 Sep WestJet direct
05 Sep - 13 Sep Air Transat direct
04 Sep - 14 Sep Air Transat direct
03 Sep - 16 Sep Air Transat direct
27 Sep - 11 Oct Aer Lingus direct
21 Sep - 05 Oct Aer Lingus direct
30 Sep - 13 Oct Aer Lingus direct
16 Sep - 04 Oct Aer Lingus direct
29 Sep - 12 Oct British Airways
15 Sep - 06 Oct British Airways
29 Sep - 12 Oct Aer Lingus direct
29 Sep - 13 Oct Aer Lingus direct
15 Sep - 06 Oct Aer Lingus direct
27 Sep - 10 Oct Icelandair

Also check the deals for one-way flights from Dublin to Toronto 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 Toronto

Cheap car rent in Toronto