Cheapest return flights from Basel to Toronto in September from 423€

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

Return flights

25 Sep - 28 Sep Air Canada
24 Sep - 28 Sep Air Canada
08 Sep - 24 Sep British Airways
30 Sep - 07 Oct British Airways
22 Sep - 05 Oct Lufthansa
29 Sep - 12 Oct SWISS
28 Sep - 05 Oct British Airways
01 Sep - 16 Sep Air Transat

Also check the deals for one-way flights from Basel 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.

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