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

Return flights

20 Sep - 27 Sep	WestJet
13 Sep - 20 Sep	WestJet
27 Sep - 04 Oct	WestJet
20 Sep - 04 Oct	WestJet
13 Sep - 04 Oct	WestJet
11 Sep - 18 Sep	Air Canada
15 Sep - 22 Sep	Air Canada
08 Sep - 15 Sep	Air Canada
18 Sep - 25 Sep	Air Canada
04 Sep - 11 Sep	Air Canada
06 Sep - 13 Sep	Porter Airlines (Canada) Ltd
12 Sep - 04 Oct	United
22 Sep - 29 Sep	Air Canada
25 Sep - 02 Oct	Air Canada
28 Sep - 05 Oct	Air Canada
27 Sep - 11 Oct	United
21 Sep - 28 Sep	Air Canada
24 Sep - 01 Oct	Porter Airlines (Canada) Ltd
29 Sep - 06 Oct	Air Canada
30 Sep - 07 Oct	WestJet

Also check the deals for one-way flights from Montreal to Georgetown 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 Georgetown in September from 281€

Return flights