Find Deals on Flights from Portugal to Seattle/Tacoma Intl

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Portugal to Seattle/Tacoma Intl

(Round-trip)
Depart: Fri Jul 7 2017 Return: Mon Jul 24 2017 Trip spans 18 days
$1130
Select
Delta
Delta
LIS
1:00a
SEA
2:56p
13h 56m
1 stop
SEA
3:40a
LIS
11:20p
19h 40m
2 stops
Depart: Sat Jul 8 2017 Return: Sat Jul 22 2017 Trip spans 15 days
$1160
Select
Major Airline
Major Airline
LIS
2:45a
SEA
7:53p
17h 08m
1 stop
SEA
3:59p
LIS
1:50p
21h 51m
1 stop
Depart: Wed Jul 5 2017 Return: Mon Jul 10 2017 Trip spans 6 days
$1210
Select
British Airways
British Airways
LIS
2:50p
SEA
3:15p
24h 25m
1 stop
SEA
3:15p
LIS
11:10a
19h 55m
1 stop
Depart: Thu Jul 6 2017 Return: Mon Jul 10 2017 Trip spans 5 days
$1140
Select
Delta
Delta
LIS
1:40a
SEA
11:29p
21h 49m
2 stops
SEA
7:25a
LIS
2:55a
19h 30m
2 stops
Depart: Tue Jul 11 2017 Return: Tue Jul 18 2017 Trip spans 8 days
$1213
Select
British Airways
British Airways
LIS
3:25a
SEA
1:00a
21h 35m
2 stops
SEA
7:21a
LIS
6:05a
22h 44m
2 stops
Depart: Fri Jul 14 2017 Return: Sat Jul 29 2017 Trip spans 16 days
$1275
Select
Major Airline
Major Airline
LIS
11:15p
SEA
5:10p
17h 55m
1 stop
SEA
11:15a
LIS
2:05a
14h 50m
1 stop
Depart: Wed Jul 12 2017 Return: Tue Jul 18 2017 Trip spans 7 days
$1213
Select
British Airways
British Airways
LIS
7:10a
SEA
4:15a
21h 05m
2 stops
SEA
3:15p
LIS
6:05a
14h 50m
1 stop
Depart: Sun Jul 9 2017 Return: Fri Jul 21 2017 Trip spans 13 days
$1321
Select
Delta
Delta
LIS
1:00a
SEA
6:14p
17h 14m
2 stops
SEA
9:10a
LIS
5:40a
20h 30m
2 stops
Depart: Thu Jul 13 2017 Return: Mon Aug 14 2017 Trip spans 33 days
$1213
Select
British Airways
British Airways
LIS
7:10a
SEA
4:15a
21h 05m
2 stops
SEA
10:45a
LIS
6:05a
19h 20m
2 stops
Depart: Sat Jul 15 2017 Return: Mon Aug 14 2017 Trip spans 31 days
$1226
Select
British Airways
British Airways
LIS
3:15a
SEA
4:15a
25h 00m
2 stops
SEA
10:45a
LIS
6:05a
19h 20m
2 stops
Depart: Sun Jul 16 2017 Return: Mon Aug 14 2017 Trip spans 30 days
$1226
Select
British Airways
British Airways
LIS
7:10a
SEA
4:15a
21h 05m
2 stops
SEA
10:45a
LIS
6:05a
19h 20m
2 stops
Depart: Sat Aug 19 2017 Return: Fri Aug 25 2017 Trip spans 7 days
$1252
Select
British Airways
British Airways
LIS
8:15a
SEA
12:49a
16h 34m
1 stop
SEA
10:45a
LIS
6:05a
19h 20m
2 stops
Depart: Mon Jul 10 2017 Return: Tue Jul 18 2017 Trip spans 9 days
$1361
Select
British Airways
British Airways
LIS
3:25a
SEA
1:00a
21h 35m
2 stops
SEA
7:21a
LIS
6:05a
22h 44m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Lisbon
$1130
Destination

Seattle
$1130