Cheapest return flights from Ontario to Las Vegas in April from 48€

AirHint found the following cheapest return flights from Ontario (ONT) to Las Vegas (LAS) in April 2026 (see full year).

Return flights

08 Apr - 09 Apr Frontier Airlines direct
08 Apr - 15 Apr Frontier Airlines direct
21 Apr - 28 Apr Frontier Airlines direct
09 Apr - 11 Apr Frontier Airlines direct
09 Apr - 13 Apr Frontier Airlines direct
15 Apr - 20 Apr Frontier Airlines direct
28 Apr - 30 Apr Frontier Airlines direct
29 Apr - 04 May Frontier Airlines direct
21 Apr - 25 Apr Frontier Airlines direct
23 Apr - 24 Apr Frontier Airlines direct
23 Apr - 25 Apr Frontier Airlines direct
30 Apr - 02 May Frontier Airlines direct
24 Apr - 04 May Frontier Airlines direct
18 Apr - 06 May Southwest Airlines direct
29 Apr - 01 May Southwest Airlines
30 Apr - 07 May Southwest Airlines
29 Apr - 03 May Frontier Airlines direct
29 Apr - 02 May Southwest Airlines
30 Apr - 03 May Frontier Airlines direct

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

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