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

Return flights

31 Oct - 06 Nov	WestJet
31 Oct - 07 Nov	WestJet
31 Oct - 09 Nov	WestJet
26 Oct - 31 Oct	United
26 Oct - 06 Nov	United
26 Oct - 30 Oct	United
26 Oct - 20 Nov	United
26 Oct - 02 Nov	United
26 Oct - 16 Nov	United
26 Oct - 22 Nov	WestJet
27 Oct - 03 Nov	Air Canada
28 Oct - 13 Nov	Air Transat
11 Oct - 18 Oct	Delta
05 Oct - 12 Oct	Air Transat
23 Oct - 30 Oct	Porter Airlines (Canada) Ltd
24 Oct - 31 Oct	United
12 Oct - 19 Oct	Avianca
20 Oct - 27 Oct	Avianca
17 Oct - 24 Oct	Avianca
13 Oct - 20 Oct	Avianca

Also check the deals for one-way flights from Montreal to Philipsburg 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 Philipsburg in October from 315€

Return flights