Southwest® flights from Milwaukee to Costa Rica

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Popular flight deals and low fares from Milwaukee

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Milwaukee (MKE)to

San Jose, Costa Rica (SJO)
Depart: 08/10/2026
From
$351
Seen: 18 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
Milwaukee (MKE)San Jose, Costa Rica (SJO)One-way
/
Basic		Depart: 10/28/2026

From

$190

Seen: 18 hrs ago

Milwaukee (MKE)Liberia, Costa Rica (LIR)One-way
/
Basic		Depart: 08/22/2026

From

$338

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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