AirHint found the following cheapest return flights from Toronto (YYZ) to Philipsburg (SXM) in September 2025 (see full year).

Return flights

09 Sep - 14 Sep	Copa
07 Sep - 14 Sep	WestJet	direct
14 Sep - 21 Sep	WestJet	direct
21 Sep - 28 Sep	WestJet	direct
09 Sep - 12 Sep	Copa
11 Sep - 14 Sep	WestJet
15 Sep - 22 Sep	Air Canada
21 Sep - 21 Sep	WestJet
25 Sep - 04 Oct	Porter Airlines (Canada) Ltd
09 Sep - 16 Sep	Copa
02 Sep - 09 Sep	Copa
09 Sep - 14 Oct	Copa
23 Sep - 14 Oct	Copa
30 Sep - 05 Oct	Flair Airlines
24 Sep - 15 Oct	Avianca
24 Sep - 02 Oct	Avianca
17 Sep - 01 Oct	Avianca

Also check the deals for one-way flights from Toronto to Philipsburg 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 Toronto to Philipsburg in September from $278

Return flights