AirHint found the following cheapest return flights from Toronto (YYZ) to Frankfurt (FRA) in December 2025 (see full year).

Return flights

05 Dec - 18 Dec	Icelandair
14 Dec - 24 Dec	Icelandair
04 Dec - 18 Dec	Icelandair
14 Dec - 14 Jan	Icelandair
01 Dec - 07 Dec	Icelandair
30 Dec - 13 Jan	Icelandair
05 Dec - 07 Dec	Icelandair
14 Dec - 14 Jan	Lufthansa	direct
01 Dec - 07 Dec	Lufthansa	direct
24 Dec - 01 Jan	TAP
07 Dec - 21 Dec	TAP
23 Dec - 08 Jan	Icelandair
23 Dec - 06 Jan	TAP
28 Dec - 11 Jan	TAP
18 Dec - 08 Jan	Icelandair
14 Dec - 24 Dec	Lufthansa	direct
13 Dec - 21 Dec	Icelandair
04 Dec - 20 Dec	Air Canada
26 Dec - 09 Jan	Icelandair
27 Dec - 10 Jan	Icelandair

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

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 December from 439€

Return flights