Cheapest return flights from Ontario to Las Vegas in November from $89

AirHint found the following cheapest return flights from Ontario (ONT) to Las Vegas (LAS) in November 2025 (see full year).

Return flights

17 Nov - 18 Nov Frontier Airlines direct
19 Nov - 20 Nov Southwest Airlines direct
05 Nov - 05 Nov Southwest Airlines direct
10 Nov - 13 Nov Southwest Airlines direct
27 Nov - 27 Nov Southwest Airlines direct
08 Nov - 10 Nov Frontier Airlines direct
08 Nov - 14 Nov Frontier Airlines direct
01 Nov - 02 Nov Frontier Airlines direct
01 Nov - 12 Nov Southwest Airlines direct
04 Nov - 07 Nov Southwest Airlines direct

Also check the deals for one-way flights from Ontario to Las Vegas in November.

Skyscanner

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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