PDX to SJO from $478 in economy – flightdeals.net

Home Premium Fare Deals About

American Airlines

AAAmerican Airlines

Round Trip•Economy

Portland International Airport

Portland, United States

Juan Santamaría International Airport (SJO)

San José, Costa Rica

$610 USD

-22%$478 USD

Verified 13 days ago

July 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5$702 6$634 7$804 8$574 9$775 10$865 11$735 12$837 13$728 14$954 15$797 16$1,014 17$977 18$994 19$1,128 20$1,098 21$747 22$739 23$789 24$1,105 25$894 26$1,194 27$628 28$628 29$747 30$588 31$797 1$838 2$733

Great Availability

62% of dates checked are available within 10% of the lowest price

Monday, July 13th, 2026

2 round-trip options

Returning

Tue, Jul 21, 2026•8 Day Trip

$728 USD

Returning

Thu, Jul 23, 2026•10 Day Trip

$797 USD