Cheapest return flights from Ontario to Las Vegas in November from $72

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

Return flights

01 Nov - 03 Nov Frontier Airlines direct
11 Nov - 13 Nov Frontier Airlines direct
06 Nov - 08 Nov Frontier Airlines direct
01 Nov - 01 Nov Frontier Airlines direct
15 Nov - 17 Nov Frontier Airlines direct
15 Nov - 18 Nov Frontier Airlines direct
08 Nov - 11 Dec Frontier Airlines direct
06 Nov - 09 Nov Frontier Airlines direct
18 Nov - 20 Nov Southwest Airlines direct
10 Nov - 18 Nov Southwest Airlines direct
04 Nov - 08 Nov Southwest Airlines direct
16 Nov - 03 Dec Southwest Airlines direct
29 Nov - 02 Dec Southwest Airlines
30 Nov - 06 Dec Southwest Airlines
30 Nov - 04 Dec Southwest Airlines

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

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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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