Seattle / Tacoma (SEA) to Lisbon (LIS) flight deal in economy from $380

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
One Way•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
PortugalLIS

Portela Airport

Lisbon, Portugal
$527 USD
-28%$380 USD
Verified 14 days ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Sunday, November 29th, 2026

Outbound Flights

15h·1 stop
$381 USD
British Airways
SEANov 29 18:45
→
LHRNov 30 12:10
BA 48Boeing 787-10
2h 40m layover
British Airways
LHRNov 30 14:50
→
LISNov 30 17:45
BA 510Airbus A320
12h 50m·1 stop
$388 USD
American Airlines
SEANov 29 12:15
→
PHLNov 29 20:16
AA 2203Airbus A321
1h 9m layover
American Airlines
PHLNov 29 21:25
→
LISNov 30 09:05
AA 258Boeing 787
20h 35m·2 stops
$395 USD
British Airways
SEANov 29 18:50
→
LHRNov 30 12:20
BA 48Boeing 787-10
2h 40m layover
British Airways
LHRNov 30 15:00
→
MADNov 30 18:30
BA 466Airbus A320neo
4h 30m layover
Iberia Airlines
MADNov 30 23:00
→
LISNov 30 23:25
IB 539Airbus A321
17h 19m·2 stops
$611 USD
American Airlines
SEANov 29 10:31
→
ORDNov 29 16:55
AA 2112Boeing 737
45m layover
Iberia Airlines
ORDNov 29 17:40
→
MADNov 30 08:50
IB 342Airbus A330
2h 35m layover
Iberia Airlines
MADNov 30 11:25
→
LISNov 30 11:50
IB 1141Canadair RJ 1000
17h 52m·2 stops
$923 USD
American Airlines
SEANov 29 05:48
→
CLTNov 29 13:49
AA 3068Airbus A321
1h 56m layover
American Airlines
CLTNov 29 15:45
→
MADNov 30 05:45
AA 748Boeing 777
1h 30m layover
Iberia Airlines
MADNov 30 07:15
→
LISNov 30 07:40
IB 529Airbus A320
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