Southwest® flights from Ontario/LA to Mexico
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Popular flight deals and low fares from Ontario/LA
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Ontario/LA (ONT)to
Los Cabos (SJD)Depart: 11/02/2026
From
$198
Seen: 14 hrs ago
One-way
Basic
Ontario/LA (ONT)to
Puerto Vallarta (PVR)Depart: 10/11/2026
From
$305
Seen: 10 hrs ago
One-way
Basic
Ontario/LA (ONT)to
Cancun (CUN)Depart: 10/16/2026
From
$343
Seen: 22 hrs ago
One-way
Basic
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
Shop more flights from Ontario/LA
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Ontario/LA (ONT) | Los Cabos (SJD) | One-way / Basic | Depart: 01/13/2027 | From $198 Seen: 16 hrs ago |
| Ontario/LA (ONT) | Puerto Vallarta (PVR) | One-way / Basic | Depart: 11/08/2026 | From $231 Seen: 12 hrs ago |
| Ontario/LA (ONT) | Cancun (CUN) | One-way / Basic | Depart: 03/04/2027 | From $285 Seen: 23 hrs ago |
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
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