Seattle / Tacoma (SEA) to Lisbon (LIS) flight deal in economy from $740
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
LISPortela Airport
Lisbon, Portugal
$948 USD
-22%$740 USD
Verified about 7 hours agoNovember 2026
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Limited Availability
15% of dates checked are available within 10% of the lowest price
Monday, November 16th, 2026
9 round-trip options
Returning
Sat, Nov 21, 2026•5 Day Trip
$871 USD
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Sun, Nov 22, 2026•6 Day Trip
$812 USD
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Mon, Nov 23, 2026•7 Day Trip
$792 USD
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Tue, Nov 24, 2026•8 Day Trip
$742 USD
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Thu, Nov 26, 2026•10 Day Trip
$742 USD
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Fri, Nov 27, 2026•11 Day Trip
$742 USD
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Sat, Nov 28, 2026•12 Day Trip
$833 USD
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Sun, Nov 29, 2026•13 Day Trip
$833 USD
Returning
Mon, Nov 30, 2026•14 Day Trip
$793 USD