Flights From Lisbon District (PT-11) to SeaTac (SEA)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Lisbon District to SeaTac

The cheapest prices found with in the last 7 days for return flights were CA $1,368 and CA $758 for one-way flights to SeaTac for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri., Jul. 25 - Sun., Aug. 3
LIS
Humberto Delgado
SEA
Seattle - Tacoma Intl.
CA $1,368 Roundtrip, found 1 day ago
CA $1,368
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Fri., Jul. 25 from Humberto Delgado to Seattle - Tacoma Intl., returning Sun., Aug. 3, priced at CA $1,368 found 1 day ago
Aer Lingus
Thu., Aug. 14 - Mon., Aug. 18
LIS
Humberto Delgado
SEA
Seattle - Tacoma Intl.
CA $1,408 Roundtrip, found 4 days ago
CA $1,408
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Thu., Aug. 14 from Humberto Delgado to Seattle - Tacoma Intl., returning Mon., Aug. 18, priced at CA $1,408 found 4 days ago
Virgin Atlantic
Fri., Jul. 25 - Sun., Aug. 3
LIS
Humberto Delgado
SEA
Seattle - Tacoma Intl.
CA $1,643 Roundtrip, found 1 day ago
CA $1,643
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Fri., Jul. 25 from Humberto Delgado to Seattle - Tacoma Intl., returning Sun., Aug. 3, priced at CA $1,643 found 1 day ago