Find Cheap Flights from Puerto Rico to Seattle

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 Puerto Rico to Seattle

(Round-trip)
Depart: Tue Sep 19 2017 Return: Wed Sep 27 2017 Trip spans 9 days
American Airlines
American Airlines
SJU
9:51a
SEA
10:59p
13h 08m
1 stop
SEA
1:55a
SJU
4:59p
15h 04m
2 stops
Depart: Sat Sep 30 2017 Return: Tue Oct 3 2017 Trip spans 4 days
Delta
Delta
SJU
3:15a
SEA
6:53p
15h 38m
2 stops
SEA
7:15a
SJU
5:08a
21h 53m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 13 2017 Trip spans 8 days
United
United
SJU
12:47p
SEA
10:59p
10h 12m
1 stop
SEA
1:00p
SJU
5:25a
16h 25m
2 stops
Depart: Fri Sep 8 2017 Return: Thu Sep 14 2017 Trip spans 7 days
JetBlue
JetBlue
SJU
7:16a
SEA
7:59p
12h 43m
1 stop
SEA
6:10p
SJU
7:52a
13h 42m
1 stop
Depart: Mon Jul 31 2017 Return: Sat Aug 5 2017 Trip spans 6 days
Frontier
Frontier
SJU
10:30p
SEA
10:16a
35h 46m
2 stops
SEA
2:35p
SJU
5:40p
27h 05m
2 stops
Depart: Wed Sep 20 2017 Return: Wed Sep 27 2017 Trip spans 8 days
American Airlines
American Airlines
SJU
9:51a
SEA
10:59p
13h 08m
1 stop
SEA
1:55a
SJU
4:59p
15h 04m
2 stops
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
Delta
Delta
SJU
10:20a
SEA
10:23p
12h 03m
1 stop
SEA
7:05p
SJU
5:08a
10h 03m
1 stop
Depart: Thu Sep 14 2017 Return: Thu Sep 21 2017 Trip spans 8 days
United
United
SJU
12:47p
SEA
10:59p
10h 12m
1 stop
SEA
2:52p
SJU
5:25a
14h 33m
2 stops
Depart: Tue Sep 26 2017 Return: Tue Oct 10 2017 Trip spans 15 days
American Airlines
American Airlines
SJU
9:51a
SEA
10:59p
13h 08m
1 stop
SEA
1:50a
SJU
4:59p
15h 09m
2 stops
Depart: Mon Sep 18 2017 Return: Mon Sep 25 2017 Trip spans 8 days
United
United
SJU
9:45a
SEA
11:10p
13h 25m
2 stops
SEA
7:15p
SJU
6:30a
11h 15m
1 stop
Depart: Sat Sep 9 2017 Return: Mon Sep 25 2017 Trip spans 17 days
Delta
Delta
SJU
3:05a
SEA
8:43p
17h 38m
2 stops
SEA
6:58p
SJU
5:08a
10h 10m
1 stop
Depart: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
American Airlines
American Airlines
SJU
6:55a
SEA
9:59p
15h 04m
2 stops
SEA
1:59p
SJU
6:04a
16h 05m
3 stops
Depart: Tue Oct 3 2017 Return: Tue Oct 10 2017 Trip spans 8 days
United
United
SJU
10:30a
SEA
11:57p
13h 27m
2 stops
SEA
8:24p
SJU
6:30a
10h 06m
1 stop
Depart: Thu Sep 28 2017 Return: Sat Oct 7 2017 Trip spans 10 days
Delta
Delta
SJU
3:15a
SEA
3:11p
11h 56m
1 stop
SEA
3:05p
SJU
5:08a
14h 03m
2 stops
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
American Airlines
American Airlines
SJU
11:35a
SEA
10:59p
11h 24m
1 stop
SEA
6:30p
SJU
6:04a
11h 34m
1 stop
Depart: Wed Oct 4 2017 Return: Wed Oct 11 2017 Trip spans 8 days
United
United
SJU
9:45a
SEA
11:10p
13h 25m
2 stops
SEA
3:40p
SJU
6:30a
14h 50m
2 stops
Depart: Mon Nov 20 2017 Return: Tue Nov 28 2017 Trip spans 9 days
Delta
Delta
SJU
9:10a
SEA
8:56p
11h 46m
1 stop
SEA
10:15a
SJU
4:08a
17h 53m
2 stops
Depart: Sun Dec 24 2017 Return: Sun Dec 31 2017 Trip spans 8 days
JetBlue
JetBlue
SJU
11:25p
SEA
11:00a
11h 35m
1 stop
SEA
7:51a
SJU
7:57p
12h 06m
1 stop
Depart: Fri Sep 15 2017 Return: Sat Sep 23 2017 Trip spans 9 days
American Airlines
American Airlines
SJU
9:51a
SEA
10:59p
13h 08m
1 stop
SEA
1:55a
SJU
4:59p
15h 04m
2 stops
Depart: Thu Nov 30 2017 Return: Mon Dec 11 2017 Trip spans 12 days
Delta
Delta
SJU
3:00a
SEA
3:40p
12h 40m
1 stop
SEA
12:10p
SJU
4:08a
15h 58m
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

San Juan
$424
Destination

Seattle
$424