Flights from Las Vegas to Ontario from $ 157*
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1 Passenger, Economy
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today
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Featured daily fares for flights from Las Vegas (LAS) to Ontario (ONT)
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More United deals on Las Vegas (LAS) to Ontario (ONT) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 08/04/26 - 08/11/26 | from $ 157 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 06/03/26 - 06/10/26 | from $ 157 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 05/27/26 - 06/03/26 | from $ 157 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 08/05/26 - 08/12/26 | from $ 157 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 07/22/26 - 07/29/26 | from $ 157 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 07/08/26 - 07/15/26 | from $ 168 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 06/02/26 - 06/06/26 | from $ 177 Viewed: 16 hours ago |
| Las Vegas (LAS) | Ontario (ONT) | Roundtrip | Economy | 06/03/26 - 06/06/26 | from $ 177 Viewed: 16 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
