AirHint found the following cheapest return flights from Montreal (YUL) to Antigua (ANU) in October 2025 (see full year).

Return flights

26 Oct - 02 Nov	WestJet
30 Oct - 06 Nov	Air Canada
19 Oct - 26 Oct	WestJet
12 Oct - 19 Oct	WestJet
22 Oct - 29 Oct	WestJet
29 Oct - 05 Nov	Porter Airlines (Canada) Ltd
04 Oct - 11 Oct	Porter Airlines (Canada) Ltd
11 Oct - 18 Oct	Porter Airlines (Canada) Ltd
08 Oct - 15 Oct	WestJet
28 Oct - 04 Nov	Porter Airlines (Canada) Ltd
01 Oct - 08 Oct	WestJet
13 Oct - 20 Oct	Porter Airlines (Canada) Ltd
09 Oct - 16 Oct	Copa
31 Oct - 07 Nov	WestJet
07 Oct - 14 Oct	WestJet
27 Oct - 03 Nov	Air Transat

Also check the deals for one-way flights from Montreal to Antigua in October.

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 Antigua in October from 352€

Return flights