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: 12/08/2026
From
$209
Seen: 13 hrs ago
One-way
Basic
Ontario/LA (ONT)to
Puerto Vallarta (PVR)Depart: 11/15/2026
From
$264
Seen: 8 hrs ago
One-way
Basic
Ontario/LA (ONT)to
Cancun (CUN)Depart: 11/30/2026
From
$364
Seen: 20 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.
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Ontario/LA (ONT) | Los Cabos (SJD) | One-way / Basic | Depart: 12/29/2026 | From $209 Seen: 18 hrs ago |
| Ontario/LA (ONT) | Puerto Vallarta (PVR) | One-way / Basic | Depart: 02/08/2027 | From $212 Seen: 2 hrs ago |
| Ontario/LA (ONT) | Cancun (CUN) | One-way / Basic | Depart: 01/04/2027 | From $311 Seen: 17 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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