Book United Porto to Seattle flight deals from € 845

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Search flights from Porto to Seattle (OPO - SEA)

December

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Tue 25

Return: Wed 9
from€ 967*Viewed: 1 hour ago

Wed 26

Return: Thu 10
from€ 893*Viewed: 1 hour ago

Fri 28

Return: Sat 12
from€ 977*Viewed: 1 hour ago

January

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Wed 23

Return: Thu 7
from€ 892*Viewed: 1 hour ago

Tue 29

Return: Wed 13
from€ 895*Viewed: 1 hour ago

Wed 30

Return: Thu 14
from€ 892*Viewed: 1 hour ago

February

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Wed 13

Return: Thu 28
from€ 845*Viewed: 1 hour ago

Mon 25

Return: Tue 12
from€ 845*Viewed: 1 hour ago

Tue 26

Return: Wed 13
from€ 845*Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Plan ahead for flights from Porto to Seattle

from
to
Type
Dates
Price*
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Wed 13 Feb 2019
Return: Thu 28 Feb 2019
from€ 845*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Tue 19 Feb 2019
Return: Wed 6 Mar 2019
from€ 845*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Wed 20 Feb 2019
Return: Thu 7 Mar 2019
from€ 845*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Mon 25 Feb 2019
Return: Tue 12 Mar 2019
from€ 845*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Tue 26 Feb 2019
Return: Wed 13 Mar 2019
from€ 845*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Sun 17 Feb 2019
Return: Mon 4 Mar 2019
from€ 854*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Sun 24 Feb 2019
Return: Mon 11 Mar 2019
from€ 854*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Thu 21 Feb 2019
Return: Fri 8 Mar 2019
from€ 861*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Thu 28 Feb 2019
Return: Fri 15 Mar 2019
from€ 861*Viewed: 1 hour ago
Porto (OPO)
to Seattle (SEA)
Roundtrip
Depart: Tue 12 Feb 2019
Return: Wed 27 Feb 2019
from€ 870*Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Seattle

10 °CThursday12/13/2018
11 °CFriday12/14/2018
10 °CSaturday12/15/2018
7 °CSunday12/16/2018
10 °CMonday12/17/2018
10 °CTuesday12/18/2018
8 °CWednesday12/19/2018
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