Southwest® flights from Ontario/LA to Costa Rica

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Ontario/LA (ONT)to

San Jose, Costa Rica (SJO)
Depart: 09/06/2026
From
$274
Seen: 1 hour 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)San Jose, Costa Rica (SJO)One-way
/
Basic		Depart: 10/04/2026

From

$250

Seen: 2 hrs ago

Ontario/LA (ONT)Liberia, Costa Rica (LIR)One-way
/
Choice		Depart: 03/06/2027

From

$628

Seen: 22 minutes 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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