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

Return flights

17 Sep - 24 Sep	Azores Airlines
19 Sep - 26 Sep	Azores Airlines
10 Sep - 17 Sep	Azores Airlines
24 Sep - 01 Oct	Azores Airlines
01 Sep - 08 Sep	Air Transat
21 Sep - 28 Sep	Air Transat
02 Sep - 09 Sep	Air Transat
17 Sep - 27 Sep	Condor
09 Sep - 16 Sep	Condor
15 Sep - 22 Sep	Condor
08 Sep - 15 Sep	Condor
23 Sep - 06 Oct	Condor
27 Sep - 04 Oct	Condor
28 Sep - 05 Oct	Condor
30 Sep - 07 Oct	Condor
19 Sep - 04 Oct	Condor
26 Sep - 03 Oct	Air Transat
22 Sep - 06 Oct	Condor
29 Sep - 06 Oct	Condor
23 Sep - 06 Oct	Air Canada	direct

Also check the deals for one-way flights from Montreal 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 Montreal to Frankfurt in September from 620€

Return flights