Cheapest return flights from Las Vegas to Ontario in April from $27

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

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

Return flights

30 Apr - 07 May Frontier Airlines direct
29 Apr - 10 May Frontier Airlines direct
08 Apr - 16 Apr Frontier Airlines direct
15 Apr - 22 Apr Frontier Airlines direct
08 Apr - 08 Apr Frontier Airlines direct
03 Apr - 03 Apr Frontier Airlines direct
16 Apr - 30 Apr Frontier Airlines direct
17 Apr - 21 Apr Frontier Airlines direct
10 Apr - 10 Apr Frontier Airlines direct
04 Apr - 04 Apr Frontier Airlines direct
11 Apr - 22 Apr Frontier Airlines direct
23 Apr - 30 Apr Frontier Airlines direct
27 Apr - 04 May Frontier Airlines direct
28 Apr - 08 May Southwest Airlines direct
30 Apr - 01 May Southwest Airlines direct
30 Apr - 03 May Southwest Airlines direct
27 Apr - 03 May Southwest Airlines direct

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