Cheapest return flights from Ontario to Las Vegas in April from $30

Best time to book flights for Ontario (ONT) to Las Vegas (LAS) flights at AirHint

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

Return flights

30 Apr - 06 May Frontier Airlines direct
23 Apr - 24 Apr Frontier Airlines direct
08 Apr - 10 Apr Frontier Airlines direct
04 Apr - 15 Apr Frontier Airlines direct
21 Apr - 30 Apr Frontier Airlines direct
16 Apr - 30 Apr Frontier Airlines direct
02 Apr - 08 Apr Frontier Airlines direct
11 Apr - 15 Apr Frontier Airlines direct
01 Apr - 09 Apr Frontier Airlines direct
07 Apr - 11 Apr Frontier Airlines direct
04 Apr - 08 Apr Frontier Airlines direct
30 Apr - 03 May Frontier Airlines direct
25 Apr - 02 May Frontier Airlines direct
27 Apr - 04 May Frontier Airlines direct
28 Apr - 12 May Southwest Airlines direct
30 Apr - 07 May Southwest Airlines direct
29 Apr - 02 May Southwest Airlines direct
30 Apr - 02 May Southwest Airlines direct
28 Apr - 11 May Southwest Airlines direct
26 Apr - 04 May Southwest Airlines direct

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

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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