SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
LISPortela Airport
Lisbon, Portugal
$908 USD
-70%$270 USD
Verified Dec 1, 2025 at 4:08 AMFebruary 2026
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Rare Availability
6% of dates checked are available within 10% of the lowest price
Saturday, February 28th, 2026
Outbound Flights
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15h 5m·1 stop
$421 USD
SEAFeb 28 18:50
→LHRMar 1 12:20
BA 48Boeing 787-10
2h 40m layover
LHRMar 1 15:00
→LISMar 1 17:55
BA 510Airbus A320
26h 8m·1 stop
$460 USD
SEAFeb 28 22:57
→PHLMar 1 07:02
AA 2361Airbus A321neo
14h 8m layover
PHLMar 1 21:10
→LISMar 2 09:05
AA 258Boeing 787
14h 35m·1 stop
$484 USDSEAFeb 28 13:35
→LHRMar 1 07:10
BA 52Boeing 777
2h 5m layover
LHRMar 1 09:15
→LISMar 1 12:10
BA 504Airbus A320
19h 5m·2 stops
$492 USDSEAFeb 28 06:00
→CLTFeb 28 14:07
AA 3068Airbus A321
2h 19m layover
CLTFeb 28 16:26
→PHLFeb 28 18:16
AA 1440Boeing 737
2h 54m layover
PHLFeb 28 21:10
→LISMar 1 09:05
AA 258Boeing 787
19h 5m·2 stops
$492 USDSEAFeb 28 06:00
→CLTFeb 28 14:07
AA 3068Airbus A321
1h 8m layover
CLTFeb 28 15:15
→PHLFeb 28 16:59
AA 2393Airbus A321
4h 11m layover
PHLFeb 28 21:10
→LISMar 1 09:05
AA 258Boeing 787
32h 41m·2 stops
$519 USDSEAFeb 28 06:44
→DFWFeb 28 12:46
AA 1667Airbus A321
4h 29m layover
DFWFeb 28 17:15
→MADMar 1 09:25
AA 36Boeing 777
13h 35m layover
MADMar 1 23:00
→LISMar 1 23:25
IB 539Airbus A321
15h 53m·2 stops
$543 USD
SEAFeb 28 09:12
→DTWFeb 28 16:26
AS 313Boeing 737
1h 33m layover
DTWFeb 28 17:59
→PHLFeb 28 19:44
AA 5832Embraer ERJ-145
1h 26m layover
PHLFeb 28 21:10
→LISMar 1 09:05
AA 258Boeing 787
18h 30m·2 stops
$686 USDSEAFeb 28 13:35
→LHRMar 1 07:10
BA 52Boeing 777
2h 5m layover
LHRMar 1 09:15
→MADMar 1 12:40
IB 712Airbus A320
3h layover
MADMar 1 15:40
→LISMar 1 16:05
IB 533Airbus A320
20h 35m·2 stops
$694 USDSEAFeb 28 07:15
→ORDFeb 28 13:31
AA 885Boeing 737
4h 9m layover
ORDFeb 28 17:40
→MADMar 1 08:50
IB 342Airbus A330
2h 35m layover
MADMar 1 11:25
→LISMar 1 11:50
IB 1141Canadair RJ 1000
17h 28m·2 stops
$794 USDSEAFeb 28 10:22
→ORDFeb 28 16:33
AS 410Boeing 737
1h 7m layover
ORDFeb 28 17:40
→MADMar 1 08:50
IB 342Airbus A330
2h 35m layover
MADMar 1 11:25
→LISMar 1 11:50
IB 1141Canadair RJ 1000