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Cheap flights from Seattle to Caribbean from C$ 362

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJU
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Caribbean

Keep the following information in mind while searching for Seattle to Caribbean flight deals. Data was last updated 28 October 2025.

Round-trip from

C$ 635

One-way from

C$ 362

Popular in

December

Cheapest in

September

Average price

C$ 1,024
Delta
  • Delta
  • 2/3-5/3
  • 2 total stops
  • 31h 50m total
  • Seattle to Caribbean
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Delta
  • Delta
  • 22/11
  • 1 total stop
  • 11h 08m total
  • Seattle to Caribbean
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Seattle to Caribbean

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Caribbean
Explore the most affordable flight options available from Seattle to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Fri 5/123:47 p.m.SEA - SDQ
1 stop18h 55mDelta
Sun 14/128:43 p.m.SDQ - SEA
1 stop17h 43mDelta
Deal found 28/10C$ 736
Wed 29/109:59 p.m.SEA - SDQ
1 stop17h 25mDelta
Fri 7/117:05 a.m.SDQ - SEA
1 stop17h 11mDelta
Deal found 27/10C$ 834
Tue 28/1012:41 p.m.SEA - SDQ
2 stops30h 44mCopa Airlines
Tue 4/118:55 a.m.SDQ - SEA
2 stops17h 35mCopa Airlines
Deal found 27/10C$ 838
Thu 13/117:20 a.m.SEA - SDQ
1 stop14h 16mDelta
Sun 16/116:45 a.m.SDQ - SEA
1 stop19h 40mDelta
Deal found 26/10C$ 904
Wed 31/1210:55 p.m.SEA - BGI
1 stop12h 25mDelta
Thu 15/14:30 p.m.BGI - SEA
1 stop21h 37mDelta
Deal found 27/10C$ 952
Mon 29/1210:55 p.m.SEA - BGI
1 stop12h 25mDelta
Sun 18/14:30 p.m.BGI - SEA
1 stop21h 37mDelta
Deal found 26/10C$ 987
Sun 28/123:47 p.m.SEA - BGI
1 stop19h 33mDelta
Tue 13/14:30 p.m.BGI - SEA
1 stop21h 37mDelta
Deal found 26/10C$ 990
Mon 29/123:47 p.m.SEA - BGI
1 stop19h 33mDelta
Sat 17/13:00 p.m.BGI - SEA
2 stops25h 33mDelta
Deal found 26/10C$ 994
Mon 10/1111:52 p.m.SEA - SDQ
1 stop11h 14mUnited Airlines
Fri 14/116:00 a.m.SDQ - SEA
2 stops16h 10mUnited Airlines
Deal found 27/10C$ 996
Sun 28/123:47 p.m.SEA - BGI
1 stop19h 33mDelta
Sat 17/14:30 p.m.BGI - SEA
1 stop21h 37mDelta
Deal found 26/10C$ 1,025
Tue 16/127:25 a.m.SEA - SDQ
2 stops14h 23mDelta
Mon 12/17:31 a.m.SDQ - SEA
1 stop16h 29mDelta
Deal found 27/10C$ 1,220
Wed 10/123:47 p.m.SEA - UVF
1 stop19h 49mDelta
Wed 17/124:56 p.m.UVF - SEA
1 stop21h 23mDelta
Deal found 26/10C$ 1,238

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Caribbean that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Seattle to Caribbean that are best for you.

Fly from

Seattle

Fly to

Caribbean

Route

Depart

Return

Price

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Mon 2/3

7:20 a.m.-11:59 p.m.

1 stop12h 39m

Santo Domingo Las Americas

Thu 5/3

7:05 a.m.-10:16 p.m.

1 stop19h 11m

C$ 635

SeattleWillemstad

SEA - CUR

SEACUR

Seattle/Tacoma Intl

Mon 9/3

9:30 p.m.-1:45 p.m.

1 stop13h 15m

Willemstad Hato Int.

Wed 11/3

3:10 p.m.-12:16 a.m.

1 stop12h 06m

C$ 666

SeattleWillemstad

SEA - CUR

SEACUR

Seattle/Tacoma Intl

Sat 10/1

4:05 p.m.-2:45 p.m.

1 stop18h 40m

Willemstad Hato Int.

Fri 16/1

4:10 p.m.-10:07 a.m.

1 stop21h 57m

C$ 666

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Thu 5/2

4:05 p.m.-3:19 p.m.

1 stop19h 14m

St. George's Point Saline Intl

Mon 16/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Sun 15/2

3:20 p.m.-3:15 p.m.

1 stop19h 55m

St. George's Point Saline Intl

Fri 27/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Sat 7/2

10:59 p.m.-3:19 p.m.

1 stop12h 20m

St. George's Point Saline Intl

Thu 12/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Sun 8/2

4:05 p.m.-3:19 p.m.

1 stop19h 14m

St. George's Point Saline Intl

Fri 13/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Thu 12/2

3:20 p.m.-3:15 p.m.

1 stop19h 55m

St. George's Point Saline Intl

Thu 19/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Thu 5/2

4:05 p.m.-3:19 p.m.

1 stop19h 14m

St. George's Point Saline Intl

Fri 13/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

SeattleSt. George's

SEA - GND

SEAGND

Seattle/Tacoma Intl

Thu 12/2

3:20 p.m.-3:15 p.m.

1 stop19h 55m

St. George's Point Saline Intl

Sat 14/2

4:30 p.m.-10:29 a.m.

1 stop21h 59m

C$ 683

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 44 results
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Best time to book a flight from Seattle to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Caribbean

What is the cheapest month to book a flight from Seattle to Caribbean?

Currently, October is the cheapest month in which you can book a flight from Seattle to Caribbean (average of C$ 315). Flying from Seattle to Caribbean in July is currently the most expensive (average of C$ 670). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to CB?

Find hourly flight availability from Seattle to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

It’s optimal to fly from Seattle to Caribbean in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Caribbean?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Caribbean. It is only a 18.4 km journey to Seattle/Tacoma Intl (SEA) from Seattle’s city centre.

  • How long is the flight from Seattle to Caribbean?

    For as low as C$ 635, Delta can have you in Caribbean from Seattle in 12h 39m. The distance from Seattle to Caribbean is about 5724 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Seattle to Caribbean?

    Most travellers choose Seattle/Tacoma Intl - The Valley Wallblake Intl, Seattle/Tacoma Intl - Willemstad Hato Int. or Seattle/Tacoma Intl - Nagua Samaná El Catey when deciding on the best route from Seattle to Caribbean.

  • Can I find deals for flights from Seattle to Caribbean that include hotel bookings?

    Yes. In addition to deals on Seattle to Caribbean flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Caribbean?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Caribbean.

  • Can I find deals for business class flights from Seattle to Caribbean?

    Yes. Cheapflights offers flight deals from Seattle to Caribbean by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Caribbean?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Caribbean (average of C$ 315). Flying from Seattle to Caribbean in July is currently the most expensive (average of C$ 670). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Caribbean

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Caribbean?

Cheapflights helps you search for flights from Seattle to Caribbean via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Caribbean?

Cheapflights helps you find that perfect flight to Caribbean from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Caribbean with no change fees?

Certainly. Search results for flights to Caribbean from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Caribbean become cheaper?

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.

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