Find Cheap Flights from Seattle to Caribbean

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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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle to Caribbean

(Round-trip)
Depart: Sat Jan 13 2018 Return: Tue Jan 23 2018 Trip spans 11 days
Multiple Airlines
Multiple Airlines
SEA
SJU
12h 52m
1 stop
SJU
SEA
36h 37m
2 stops
Depart: Mon Jan 8 2018 Return: Thu Jan 18 2018 Trip spans 11 days
Aeromexico
Aeromexico
SEA
HAV
23h 15m
2 stops
HAV
SEA
42h 37m
2 stops
Depart: Mon Feb 19 2018 Return: Wed Feb 28 2018 Trip spans 10 days
American Airlines
American Airlines
SEA
HAV
9h 10m
1 stop
HAV
SEA
12h 59m
1 stop
Depart: Sat Jan 13 2018 Return: Sat Jan 27 2018 Trip spans 15 days
JetBlue
JetBlue
SEA
SJU
12h 52m
1 stop
SJU
SEA
13h 15m
1 stop
Depart: Wed Jan 10 2018 Return: Tue Jan 23 2018 Trip spans 14 days
United
United
SEA
HAV
11h 55m
1 stop
HAV
SEA
23h 00m
1 stop
Depart: Thu Mar 29 2018 Return: Tue Apr 10 2018 Trip spans 13 days
Delta
Delta
SEA
HAV
14h 05m
2 stops
HAV
SEA
21h 05m
2 stops
Depart: Tue Jan 16 2018 Return: Tue Jan 23 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
SEA
SJU
12h 52m
1 stop
SJU
SEA
25h 57m
2 stops
Depart: Mon Jan 8 2018 Return: Tue Jan 23 2018 Trip spans 16 days
American Airlines
American Airlines
SEA
HAV
14h 20m
2 stops
HAV
SEA
11h 04m
1 stop
Depart: Tue Jan 16 2018 Return: Tue Jan 30 2018 Trip spans 15 days
JetBlue
JetBlue
SEA
SJU
12h 52m
1 stop
SJU
SEA
13h 15m
1 stop
Depart: Thu Jan 11 2018 Return: Sat Jan 20 2018 Trip spans 10 days
Delta
Delta
SEA
HAV
17h 45m
1 stop
HAV
SEA
12h 15m
1 stop
Depart: Wed Jan 10 2018 Return: Mon Jan 22 2018 Trip spans 13 days
United
United
SEA
HAV
11h 55m
1 stop
HAV
SEA
31h 30m
1 stop
Depart: Wed Jan 17 2018 Return: Tue Jan 23 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
SEA
SJU
12h 52m
1 stop
SJU
SEA
25h 57m
2 stops
Depart: Tue Feb 20 2018 Return: Wed Feb 28 2018 Trip spans 9 days
American Airlines
American Airlines
SEA
HAV
17h 50m
2 stops
HAV
SEA
12h 59m
1 stop
Depart: Wed Jan 17 2018 Return: Wed Jan 31 2018 Trip spans 15 days
JetBlue
JetBlue
SEA
SJU
12h 52m
1 stop
SJU
SEA
13h 15m
1 stop
Depart: Fri Jan 12 2018 Return: Sat Jan 20 2018 Trip spans 9 days
Delta
Delta
SEA
HAV
17h 45m
1 stop
HAV
SEA
12h 15m
1 stop
Depart: Fri Jan 19 2018 Return: Tue Jan 23 2018 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SEA
SJU
12h 52m
1 stop
SJU
SEA
25h 57m
2 stops
Depart: Fri Jan 19 2018 Return: Tue Jan 30 2018 Trip spans 12 days
JetBlue
JetBlue
SEA
SJU
12h 52m
1 stop
SJU
SEA
13h 15m
1 stop
Depart: Fri Jan 12 2018 Return: Tue Jan 23 2018 Trip spans 12 days
American Airlines
American Airlines
SEA
HAV
14h 39m
2 stops
HAV
SEA
14h 48m
2 stops
Depart: Thu Apr 12 2018 Return: Thu Apr 19 2018 Trip spans 8 days
Delta
Delta
SEA
HAV
17h 45m
1 stop
HAV
SEA
22h 25m
2 stops
Depart: Thu Jan 18 2018 Return: Tue Jan 23 2018 Trip spans 6 days
Multiple Airlines
Multiple Airlines
SEA
SJU
10h 35m
1 stop
SJU
SEA
25h 57m
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.

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

Seattle
$417
Destination

San Juan
$417
Havana
$424