AirHint found the following cheapest return flights from Toronto (YYZ) to Frankfurt (FRA) in September 2026 (see full year).

Return flights

08 Sep - 15 Sep	Condor	direct
07 Sep - 18 Sep	Condor	direct
18 Sep - 25 Sep	Condor	direct
16 Sep - 21 Sep	TAP
30 Sep - 14 Oct	Air Canada
07 Sep - 21 Sep	TAP
24 Sep - 04 Oct	TAP
01 Sep - 03 Sep	TAP
07 Sep - 21 Sep	Condor	direct
24 Sep - 04 Oct	Condor	direct
30 Sep - 14 Oct	Condor	direct
16 Sep - 21 Sep	Condor	direct
01 Sep - 03 Sep	Condor	direct

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

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Cheapest return flights from Toronto to Frankfurt in September from $673

Return flights