Seattle / Tacoma (SEA) to Lisbon (LIS) flight deal in economy from $384

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
One Way•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
PortugalLIS

Portela Airport

Lisbon, Portugal
$459 USD
-16%$384 USD
Verified 13 days ago
Good Availability
41% of dates checked are available within 10% of the lowest price

Tuesday, October 13th, 2026

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