Find Cheap Flights from Seattle to Puerto Rico

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 Seattle to Puerto Rico

(Round-trip)
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
2:00a
SJU
4:59p
14h 59m
2 stops
SJU
7:00a
SEA
11:15p
16h 15m
2 stops
Depart: Wed Sep 13 2017 Return: Mon Sep 18 2017 Trip spans 6 days
Delta
Delta
SEA
3:45a
SJU
3:13p
11h 28m
1 stop
SJU
10:14a
SEA
10:54p
12h 40m
1 stop
Depart: Fri Sep 29 2017 Return: Thu Oct 5 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
3:29p
SJU
2:22a
10h 53m
1 stop
SJU
3:55a
SEA
5:38p
13h 43m
1 stop
Depart: Tue Nov 28 2017 Return: Sun Dec 3 2017 Trip spans 6 days
JetBlue
JetBlue
SEA
7:51a
SJU
7:57p
12h 06m
1 stop
SJU
2:00a
SEA
8:56p
18h 56m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 23 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
SEA
11:15a
SJU
6:11a
18h 56m
2 stops
SJU
12:40p
SEA
1:17p
24h 37m
2 stops
Depart: Thu Sep 7 2017 Return: Tue Sep 12 2017 Trip spans 6 days
American Airlines
American Airlines
SEA
3:54a
SJU
4:59p
13h 05m
2 stops
SJU
7:00a
SEA
11:15p
16h 15m
2 stops
Depart: Mon Oct 2 2017 Return: Tue Oct 10 2017 Trip spans 9 days
Delta
Delta
SEA
6:30p
SJU
6:22a
11h 52m
1 stop
SJU
10:14a
SEA
8:39p
10h 25m
1 stop
Depart: Fri Oct 27 2017 Return: Wed Nov 1 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
2:10p
SJU
3:52a
13h 42m
3 stops
SJU
12:10a
SEA
4:58p
16h 48m
3 stops
Depart: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
8:15p
SJU
7:31a
11h 16m
2 stops
SJU
11:30a
SEA
10:07p
10h 37m
1 stop
Depart: Tue Sep 26 2017 Return: Tue Oct 3 2017 Trip spans 8 days
Delta
Delta
SEA
3:00p
SJU
5:08a
14h 08m
2 stops
SJU
9:30a
SEA
10:20a
24h 50m
2 stops
Depart: Fri Sep 22 2017 Return: Mon Sep 25 2017 Trip spans 4 days
JetBlue
JetBlue
SEA
6:18p
SJU
7:52a
13h 34m
1 stop
SJU
7:55a
SEA
9:38p
13h 43m
1 stop
Depart: Thu Sep 14 2017 Return: Thu Sep 21 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
3:00a
SJU
4:59p
13h 59m
2 stops
SJU
7:00a
SEA
11:15p
16h 15m
2 stops
Depart: Tue Aug 15 2017 Return: Wed Aug 23 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
SEA
11:15a
SJU
6:11a
18h 56m
2 stops
SJU
12:40p
SEA
1:17p
24h 37m
2 stops
Depart: Wed Nov 29 2017 Return: Sun Dec 3 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
3:30a
SJU
2:17a
22h 47m
2 stops
SJU
8:04a
SEA
3:29p
31h 25m
2 stops
Depart: Fri Oct 20 2017 Return: Mon Oct 30 2017 Trip spans 11 days
JetBlue
JetBlue
SEA
7:23a
SJU
8:51p
13h 28m
1 stop
SJU
7:20a
SEA
8:58p
13h 38m
1 stop
Depart: Mon Sep 18 2017 Return: Tue Sep 26 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
2:00a
SJU
4:59p
14h 59m
2 stops
SJU
2:40a
SEA
6:29p
15h 49m
2 stops
Depart: Fri Sep 8 2017 Return: Tue Sep 12 2017 Trip spans 5 days
Delta
Delta
SEA
11:30a
SJU
5:08a
17h 38m
2 stops
SJU
10:14a
SEA
10:54p
12h 40m
1 stop
Depart: Tue Aug 8 2017 Return: Tue Aug 22 2017 Trip spans 15 days
Spirit Airlines
Spirit Airlines
SEA
11:15a
SJU
6:11a
18h 56m
2 stops
SJU
10:12a
SEA
10:43p
36h 31m
2 stops
Depart: Thu Oct 26 2017 Return: Sat Oct 28 2017 Trip spans 3 days
JetBlue
JetBlue
SEA
7:23a
SJU
8:51p
13h 28m
1 stop
SJU
7:16a
SEA
7:59p
12h 43m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Sep 26 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
2:00a
SJU
4:59p
14h 59m
2 stops
SJU
2:40a
SEA
5:49p
15h 09m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Seattle
$434
Destination

San Juan
$434