AirHint found the following cheapest return flights from Montreal (YUL) to Philipsburg (SXM) in May 2026 (see full year).

Return flights

18 May - 29 May	United
23 May - 29 May	United
04 May - 11 May	WestJet
11 May - 18 May	WestJet
27 May - 03 Jun	United
24 May - 01 Jun	United
29 May - 05 Jun	United
05 May - 12 May	United
30 May - 06 Jun	Air Canada
28 May - 04 Jun	Air Canada
21 May - 28 May	Air Canada
14 May - 21 May	Air Canada
23 May - 30 May	Air Canada
16 May - 23 May	Air Canada
09 May - 16 May	United
26 May - 02 Jun	United
25 May - 01 Jun	WestJet
31 May - 07 Jun	United

Also check the deals for one-way flights from Montreal to Philipsburg in May.

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 May from 295€

Return flights