AirHint found the following cheapest return flights from Hamilton (YHM) to Los Angeles (LAX) in September 2025 (see full year).

Return flights

01 Sep - 05 Sep	WestJet
02 Sep - 09 Sep	WestJet
11 Sep - 11 Oct	WestJet
18 Sep - 22 Sep	WestJet
13 Sep - 15 Sep	WestJet
10 Sep - 15 Sep	WestJet
09 Sep - 12 Sep	WestJet
13 Sep - 17 Sep	WestJet
16 Sep - 20 Sep	WestJet
20 Sep - 28 Sep	WestJet
15 Sep - 22 Sep	WestJet
10 Sep - 15 Oct	WestJet
11 Sep - 12 Oct	WestJet
03 Sep - 16 Oct	WestJet
27 Sep - 02 Oct	WestJet
28 Sep - 03 Oct	WestJet
26 Sep - 01 Oct	WestJet
12 Sep - 11 Oct	WestJet
12 Sep - 05 Oct	WestJet

Also check the deals for one-way flights from Hamilton to Los Angeles 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 Hamilton to Los Angeles in September from $228

Return flights