Seattle / Tacoma (SEA) to San Juan (SJU) flight deal in economy from $320

American AirlinesAAAmerican Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$509 USD
-37%$320 USD
Verified about 3 hours ago
Fair Availability
32% of dates checked are available within 10% of the lowest price

Tuesday, July 28th, 2026

0 round-trip options

No flight details available for this date.