Cheapest return flights from Ontario to Las Vegas in April from 46€

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

Return flights

01 Apr - 07 Apr Frontier Airlines direct
11 Apr - 12 Apr Frontier Airlines direct
05 Apr - 05 Apr Frontier Airlines direct
02 Apr - 05 Apr Frontier Airlines direct
02 Apr - 06 Apr Frontier Airlines direct
03 Apr - 06 Apr Frontier Airlines direct
04 Apr - 07 Apr Southwest Airlines direct
21 Apr - 25 Apr Southwest Airlines direct
13 Apr - 20 Apr Southwest Airlines direct
13 Apr - 15 Apr Southwest Airlines direct
30 Apr - 07 May Southwest Airlines direct
29 Apr - 05 May Southwest Airlines direct
30 Apr - 04 May Southwest Airlines direct
30 Apr - 02 May Southwest Airlines direct
29 Apr - 01 May Southwest Airlines
30 Apr - 10 May Southwest Airlines direct
28 Apr - 05 May Southwest Airlines direct
28 Apr - 07 May Southwest Airlines direct
30 Apr - 03 May Southwest Airlines
29 Apr - 03 May Southwest Airlines direct

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

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