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 12 2017 Return: Wed Sep 13 2017 Trip spans 2 days
American Airlines
American Airlines
SJU
7:00a
SEA
11:15p
16h 15m
2 stops
SEA
3:00a
SJU
4:59p
13h 59m
2 stops
Depart: Mon Sep 18 2017 Return: Tue Sep 26 2017 Trip spans 9 days
Delta
Delta
SJU
11:50a
SEA
10:54p
11h 04m
1 stop
SEA
6:45p
SJU
5:08a
10h 23m
1 stop
Depart: Fri Sep 15 2017 Return: Fri Sep 22 2017 Trip spans 8 days
JetBlue
JetBlue
SJU
7:55a
SEA
9:38p
13h 43m
1 stop
SEA
6:18p
SJU
7:52a
13h 34m
1 stop
Depart: Tue Jun 6 2017 Return: Thu Jun 8 2017 Trip spans 3 days
Major Airline
Major Airline
SJU
11:59a
SEA
7:25a
19h 26m
1 stop
SEA
5:16a
SJU
4:49p
11h 33m
1 stop
Depart: Sun Jul 16 2017 Return: Thu Jul 27 2017 Trip spans 12 days
United
United
SJU
10:10p
SEA
9:16a
11h 06m
1 stop
SEA
5:05p
SJU
5:15a
12h 10m
1 stop
Depart: Wed Sep 13 2017 Return: Thu Sep 14 2017 Trip spans 2 days
American Airlines
American Airlines
SJU
9:45a
SEA
10:07p
12h 22m
1 stop
SEA
3:00a
SJU
4:59p
13h 59m
2 stops
Depart: Tue Sep 19 2017 Return: Tue Sep 26 2017 Trip spans 8 days
Delta
Delta
SJU
10:14a
SEA
8:49p
10h 35m
1 stop
SEA
6:45p
SJU
5:08a
10h 23m
1 stop
Depart: Wed Sep 20 2017 Return: Tue Sep 26 2017 Trip spans 7 days
Delta
Delta
SJU
10:14a
SEA
8:49p
10h 35m
1 stop
SEA
6:45p
SJU
5:08a
10h 23m
1 stop
Depart: Fri Sep 8 2017 Return: Wed Sep 13 2017 Trip spans 6 days
American Airlines
American Airlines
SJU
7:00a
SEA
11:15p
16h 15m
2 stops
SEA
1:10a
SJU
1:00p
11h 50m
2 stops
Depart: Fri Sep 22 2017 Return: Sat Sep 30 2017 Trip spans 9 days
JetBlue
JetBlue
SJU
7:55a
SEA
9:38p
13h 43m
1 stop
SEA
7:29p
SJU
6:22a
10h 53m
1 stop
Depart: Thu Sep 21 2017 Return: Wed Sep 27 2017 Trip spans 7 days
Delta
Delta
SJU
11:50a
SEA
10:54p
11h 04m
1 stop
SEA
3:45a
SJU
3:13p
11h 28m
1 stop
Depart: Tue Oct 3 2017 Return: Sat Oct 14 2017 Trip spans 12 days
American Airlines
American Airlines
SJU
5:45a
SEA
9:27p
15h 42m
2 stops
SEA
8:15p
SJU
6:08a
9h 53m
1 stop
Depart: Sat Sep 23 2017 Return: Sat Sep 30 2017 Trip spans 8 days
JetBlue
JetBlue
SJU
7:55a
SEA
9:38p
13h 43m
1 stop
SEA
6:10p
SJU
7:52a
13h 42m
1 stop
Depart: Tue Sep 26 2017 Return: Mon Oct 2 2017 Trip spans 7 days
Delta
Delta
SJU
10:14a
SEA
8:49p
10h 35m
1 stop
SEA
6:30p
SJU
6:22a
11h 52m
1 stop
Depart: Thu Oct 5 2017 Return: Sat Oct 14 2017 Trip spans 10 days
American Airlines
American Airlines
SJU
11:30a
SEA
10:07p
10h 37m
1 stop
SEA
2:00a
SJU
4:59p
14h 59m
2 stops
Depart: Mon Oct 2 2017 Return: Sun Oct 15 2017 Trip spans 14 days
JetBlue
JetBlue
SJU
7:16a
SEA
7:59p
12h 43m
1 stop
SEA
6:10p
SJU
7:52a
13h 42m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
Delta
Delta
SJU
10:14a
SEA
10:54p
12h 40m
1 stop
SEA
1:05p
SJU
5:08a
16h 03m
2 stops
Depart: Thu Nov 16 2017 Return: Tue Nov 28 2017 Trip spans 13 days
American Airlines
American Airlines
SJU
11:30a
SEA
10:07p
10h 37m
1 stop
SEA
12:10a
SJU
10:36a
10h 26m
1 stop
Depart: Fri Oct 6 2017 Return: Thu Oct 12 2017 Trip spans 7 days
JetBlue
JetBlue
SJU
3:13p
SEA
7:59p
28h 46m
1 stop
SEA
7:23a
SJU
8:51p
13h 28m
1 stop
Depart: Sat Jul 15 2017 Return: Sun Jul 23 2017 Trip spans 9 days
United
United
SJU
10:10p
SEA
8:28a
10h 18m
1 stop
SEA
7:38p
SJU
5:15a
9h 37m
1 stop
* 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.

We compile tonnes of data for you
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
$434
Destination

Seattle
$434