Cheapest return flights from Ontario to Las Vegas in November from $37

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

Return flights

16 Nov - 19 Nov Frontier Airlines direct
11 Nov - 13 Nov Frontier Airlines direct
11 Nov - 12 Nov Frontier Airlines direct
04 Nov - 07 Nov Frontier Airlines direct
02 Nov - 05 Nov Frontier Airlines direct
05 Nov - 06 Nov Frontier Airlines direct
04 Nov - 06 Nov Frontier Airlines direct
04 Nov - 04 Nov Frontier Airlines direct
12 Nov - 12 Nov Frontier Airlines direct
12 Nov - 14 Nov Frontier Airlines direct
17 Nov - 04 Dec Frontier Airlines direct
02 Nov - 05 Dec Frontier Airlines direct
28 Nov - 05 Dec Frontier Airlines direct
27 Nov - 03 Dec Frontier Airlines direct
27 Nov - 04 Dec Frontier Airlines direct
29 Nov - 06 Dec Frontier Airlines direct
25 Nov - 02 Dec Frontier Airlines direct
24 Nov - 01 Dec Frontier Airlines direct
20 Nov - 01 Dec Frontier Airlines direct
27 Nov - 01 Dec Frontier Airlines direct

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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