Southwest® flights from Portland, OR to Costa Rica

Promo Code

Popular flight deals and low fares from Portland, OR

$

Portland, OR (PDX)to

Liberia, Costa Rica (LIR)
Depart: 11/28/2026
From
$341
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 Portland, OR

$
Shop more flights from Portland, OR
From
To
Fare Type
Dates
Price
Portland, OR (PDX)Liberia, Costa Rica (LIR)One-way
/
Basic		Depart: 01/31/2027

From

$295

Seen: 23 hrs ago

Portland, OR (PDX)San Jose, Costa Rica (SJO)One-way
/
Basic		Depart: 07/23/2027

From

$335

Seen: 19 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.

More Routes from Portland, OR

Popular Routes from Southwest Airlines®

Explore Southwest Airlines® Top-Pick Destinations