To save up to 78% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Caribbean from $659 1-2 weeks out and tickets from $872 for flights departing within the next 72 hours.
January can be a great time to fly to Caribbean from Seattle with a flight ticket averaging about $571. Cheapflights users have found deals in the month of January for as cheap as $180. The most expensive prices can be found in the month of July.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Caribbean as you normally would.
Fly from
Fly to
Budget
$246 - $492
Route
Depart
Return
Price
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Tue 6/4
2 stops15h 37m
San Juan Luis Munoz Marin Intl
Tue 6/11
2 stops17h 59m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sat 6/8
2 stops13h 25m
San Juan Luis Munoz Marin Intl
Tue 6/11
2 stops17h 59m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Tue 10/15
1 stop10h 52m
San Juan Luis Munoz Marin Intl
Tue 10/29
1 stop11h 19m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Tue 10/8
1 stop18h 07m
San Juan Luis Munoz Marin Intl
Tue 10/15
1 stop11h 44m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Tue 6/4
2 stops26h 28m
San Juan Luis Munoz Marin Intl
Tue 6/11
3 stops30h 36m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Thu 8/22
2 stops14h 10m
San Juan Luis Munoz Marin Intl
Tue 8/27
2 stops23h 23m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Mon 9/2
2 stops12h 43m
San Juan Luis Munoz Marin Intl
Fri 9/13
1 stop10h 53m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Fri 5/31
1 stop12h 26m
San Juan Luis Munoz Marin Intl
Wed 6/5
1 stop11h 09m
Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Fri 7/12
1 stop12h 19m
San Juan Luis Munoz Marin Intl
Sat 8/3
1 stop33h 33m
No data available for this route at this time. Please check back soon.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Deals for Seattle to Caribbean flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Caribbean for you. Better yet — we are completely free to use.
Need flexible booking options for your flight to Caribbean from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Yes, Cheapflights offers price alerts on Seattle to Caribbean flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.