PDXPortland International Airport
Portland, United States
LIRDaniel Oduber Quirós International Airport
Liberia, Costa Rica
$1,574 USD
-39%$953 USD
Verified Nov 29, 2025 at 9:59 AMMarch 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Rare Availability
8% of dates checked are available within 10% of the lowest price
Monday, March 16th, 2026
10 round-trip options
Returning
Sat, Mar 21, 2026•5 Day Trip
$1,455 USD
Returning
Sun, Mar 22, 2026•6 Day Trip
$1,213 USD
Returning
Mon, Mar 23, 2026•7 Day Trip
$1,370 USD
Returning
Tue, Mar 24, 2026•8 Day Trip
$1,211 USD
Returning
Wed, Mar 25, 2026•9 Day Trip
$1,088 USD
Returning
Thu, Mar 26, 2026•10 Day Trip
$1,329 USD
Returning
Fri, Mar 27, 2026•11 Day Trip
$1,479 USD
Returning
Sat, Mar 28, 2026•12 Day Trip
$2,136 USD
Returning
Sun, Mar 29, 2026•13 Day Trip
$2,174 USD
Returning
Mon, Mar 30, 2026•14 Day Trip
$1,372 USD