AirHint found the following cheapest return flights from Montreal (YUL) to Frankfurt (FRA) in August 2025 (see full year).

Return flights

31 Aug - 07 Sep	Air Canada
19 Aug - 26 Aug	WestJet
18 Aug - 25 Aug	Air Transat
25 Aug - 01 Sep	Air Canada	direct
26 Aug - 02 Sep	Air Canada	direct
27 Aug - 03 Sep	Air Canada	direct
29 Aug - 05 Sep	Condor
30 Aug - 06 Sep	Condor
22 Aug - 09 Sep	Condor
21 Aug - 28 Aug	Condor
28 Aug - 04 Sep	Condor
17 Aug - 24 Aug	Air Transat
03 Aug - 06 Sep	Lufthansa	direct
28 Aug - 04 Sep	Air Canada	direct
24 Aug - 31 Aug	Brussels Airlines
10 Aug - 17 Aug	WestJet
04 Aug - 12 Aug	Condor
04 Aug - 11 Aug	Condor
07 Aug - 14 Aug	Condor
11 Aug - 18 Aug	Condor

Also check the deals for one-way flights from Montreal to Frankfurt in August.

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 August from $632

Return flights