AirHint found the following cheapest return flights from Montreal (YUL) to Manchester (MAN) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep	FrenchBee
22 Sep - 29 Sep	FrenchBee
10 Sep - 17 Sep	FrenchBee
29 Sep - 06 Oct	Air Transat
14 Sep - 21 Sep	Air Transat
09 Sep - 16 Sep	Air Transat
08 Sep - 15 Sep	FrenchBee
18 Sep - 25 Sep	Air Transat
19 Sep - 26 Sep	FrenchBee
02 Sep - 09 Sep	Air Transat
04 Sep - 11 Sep	Air Transat
28 Sep - 05 Oct	Air Transat
25 Sep - 02 Oct	Air Transat
30 Sep - 07 Oct	Air Transat
24 Sep - 01 Oct	FrenchBee
27 Sep - 04 Oct	Air Transat
26 Sep - 03 Oct	Air Transat

Also check the deals for one-way flights from Montreal to Manchester 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 Manchester in September from $599

Return flights