Find Cheap Flights from Seattle to San Juan

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 San Juan

(Round-trip)
Depart: Sun Aug 20 2017 Return: Mon Aug 28 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
12:00a
SJU
12:26p
12h 26m
1 stop
SJU
12:00a
SEA
11:24a
11h 24m
1 stop
Depart: Sat Aug 19 2017 Return: Wed Aug 30 2017 Trip spans 12 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
SJU
6:56p
18h 56m
2 stops
SJU
12:00a
SEA
12:37a
24h 37m
2 stops
Depart: Thu Jun 29 2017 Return: Thu Jul 6 2017 Trip spans 8 days
Delta
Delta
SEA
12:00a
SJU
11:31a
11h 31m
1 stop
SJU
12:00a
SEA
1:43p
13h 43m
2 stops
Depart: Thu Jul 20 2017 Return: Sat Jul 22 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
SJU
11:07a
11h 07m
1 stop
SJU
12:00a
SEA
8:50p
20h 50m
1 stop
Depart: Thu Jul 13 2017 Return: Thu Jul 20 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
12:00a
SJU
10:38p
22h 38m
3 stops
SJU
12:00a
SEA
11:31p
23h 31m
3 stops
Depart: Tue Aug 22 2017 Return: Mon Aug 28 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
12:00a
SJU
11:08a
11h 08m
1 stop
SJU
12:00a
SEA
1:08p
13h 08m
1 stop
Depart: Fri Jun 30 2017 Return: Tue Jul 4 2017 Trip spans 5 days
$1088
Select
JetBlue
JetBlue
SEA
12:00a
SJU
12:33p
12h 33m
1 stop
SJU
12:00a
SEA
2:03p
14h 03m
1 stop
Depart: Sat Aug 19 2017 Return: Sat Sep 2 2017 Trip spans 15 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
SJU
6:56p
18h 56m
2 stops
SJU
12:00a
SEA
10:03a
34h 03m
3 stops
Depart: Wed Aug 23 2017 Return: Mon Aug 28 2017 Trip spans 6 days
American Airlines
American Airlines
SEA
12:00a
SJU
4:05p
16h 05m
3 stops
SJU
12:00a
SEA
11:24a
11h 24m
1 stop
Depart: Wed Aug 23 2017 Return: Sat Sep 2 2017 Trip spans 11 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
SJU
6:56p
18h 56m
2 stops
SJU
12:00a
SEA
10:03a
34h 03m
3 stops
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
American Airlines
American Airlines
SEA
12:00a
SJU
11:34a
11h 34m
1 stop
SJU
12:00a
SEA
1:46p
13h 46m
2 stops
Depart: Tue Aug 29 2017 Return: Fri Sep 1 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
SJU
6:56p
18h 56m
2 stops
SJU
12:00a
SEA
7:24p
19h 24m
2 stops
Depart: Fri Aug 25 2017 Return: Thu Sep 7 2017 Trip spans 14 days
American Airlines
American Airlines
SEA
12:00a
SJU
4:05p
16h 05m
3 stops
SJU
12:00a
SEA
1:46p
13h 46m
2 stops
Depart: Sat Jul 15 2017 Return: Fri Jul 21 2017 Trip spans 7 days
Delta
Delta
SEA
12:00a
SJU
3:45p
15h 45m
2 stops
SJU
12:00a
SEA
11:48a
11h 48m
1 stop
Depart: Sat Aug 26 2017 Return: Thu Sep 7 2017 Trip spans 13 days
American Airlines
American Airlines
SEA
12:00a
SJU
1:14p
13h 14m
2 stops
SJU
12:00a
SEA
1:46p
13h 46m
2 stops
Depart: Sat Jul 1 2017 Return: Sat Jul 8 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
12:00a
SJU
1:24p
13h 24m
1 stop
SJU
12:00a
SEA
2:26p
14h 26m
1 stop
Depart: Fri Aug 18 2017 Return: Wed Aug 30 2017 Trip spans 13 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
SJU
6:56p
18h 56m
2 stops
SJU
12:00a
SEA
12:37a
24h 37m
2 stops
Depart: Sat Jul 15 2017 Return: Wed Jul 26 2017 Trip spans 12 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
SJU
11:53a
11h 53m
2 stops
SJU
12:00a
SEA
3:37p
15h 37m
2 stops
Depart: Wed Jul 19 2017 Return: Sun Jul 23 2017 Trip spans 5 days
Delta
Delta
SEA
12:00a
SJU
11:29a
11h 29m
1 stop
SJU
12:00a
SEA
11:48a
11h 48m
1 stop
Depart: Sun Aug 27 2017 Return: Thu Sep 7 2017 Trip spans 12 days
American Airlines
American Airlines
SEA
12:00a
SJU
11:08a
11h 08m
1 stop
SJU
12:00a
SEA
1:46p
13h 46m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

Seattle
$516
Destination

San Juan
$516