Cheapest return flights from Ontario to Las Vegas in July from $68
AirHint found the following cheapest return flights from Ontario (ONT) to Las Vegas (LAS)
in July 2025 (see full year ).
Return flights
22 Jul
- 26 Jul
Frontier Airlines
$ 68
direct
15 Jul
- 16 Jul
Frontier Airlines
$ 68
direct
15 Jul
- 23 Jul
Frontier Airlines
$ 68
direct
29 Jul
- 02 Aug
Frontier Airlines
$ 68
direct
26 Jul
- 02 Aug
Frontier Airlines
$ 68
direct
30 Jul
- 13 Aug
Frontier Airlines
$ 68
direct
07 Jul
- 15 Jul
Frontier Airlines
$ 77
direct
27 Jul
- 06 Aug
Frontier Airlines
$ 77
direct
15 Jul
- 17 Jul
Frontier Airlines
$ 78
direct
06 Jul
- 16 Jul
Frontier Airlines
$ 78
direct
13 Jul
- 15 Jul
Frontier Airlines
$ 78
direct
22 Jul
- 24 Jul
Frontier Airlines
$ 78
direct
18 Jul
- 19 Jul
Frontier Airlines
$ 78
direct
20 Jul
- 22 Jul
Frontier Airlines
$ 78
direct
31 Jul
- 02 Aug
Frontier Airlines
$ 78
direct
29 Jul
- 01 Aug
Frontier Airlines
$ 88
direct
31 Jul
- 04 Aug
Frontier Airlines
$ 88
direct
29 Jul
- 05 Aug
Southwest Airlines
$ 100
direct
30 Jul
- 06 Aug
Southwest Airlines
$ 100
direct
24 Jul
- 31 Aug
Frontier Airlines
$ 105
direct
Also check the deals for one-way flights from Ontario to Las Vegas in July .
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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