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Cheap flights from Washington to Caribbean Islands from $166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Caribbean Islands departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington to Caribbean Islands

Cheap round-trip flights

JetBlue Logo
11:59 pm - 4:43 pmSEA-SJU
13h 44m1 stop
JetBlue Logo
1:25 pm - 10:20 pmSJU-SEA
11h 55m1 stop
$361JetBlue
Find Deal
Tue, Sep 23 - Tue, Sep 30
JetBlue Logo
11:59 pm - 4:43 pmSEA-SJU
13h 44m1 stop
JetBlue Logo
1:25 pm - 10:20 pmSJU-SEA
11h 55m1 stop
$362JetBlue
Find Deal
Tue, Sep 23 - Tue, Sep 30
American Airlines Logo
8:18 pm - 6:14 pmSEA-SJU
18h 56m1 stop
American Airlines Logo
6:10 am - 11:59 pmSJU-SEA
20h 49m1 stop
$372American Airlines
Find Deal
Mon, Sep 22 - Wed, Sep 24
American Airlines Logo
5:43 pm - 12:47 pmSEA-SJU
16h 04m2 stops
American Airlines Logo
12:01 pm - 9:23 pmSJU-SEA
12h 22m2 stops
$377American Airlines
Find Deal
Tue, Sep 23 - Tue, Sep 30
Delta Logo
6:00 am - 9:59 pmSEA-SJU
12h 59m1 stop
Delta Logo
7:15 am - 3:50 pmSJU-SEA
11h 35m1 stop
$387Delta
Find Deal
Tue, Oct 21 - Tue, Oct 28
Southwest Logo
6:00 am - 10:30 pmPDX-SJU
13h 30m2 stops
Southwest Logo
5:50 am - 4:00 pmSJU-PDX
13h 10m1 stop
$389Southwest
Find Deal
Tue, Sep 9 - Fri, Sep 19
Spirit Airlines Logo
8:04 pm - 12:43 amPDX-SJU
25h 39m3 stops
Spirit Airlines Logo
2:48 pm - 7:04 pmSJU-PDX
31h 16m3 stops
$393Spirit Airlines
Find Deal
Wed, Oct 15 - Thu, Oct 30
Southwest Logo
6:35 am - 12:35 amSEA-SJU
14h 00m2 stops
Southwest Logo
6:40 am - 6:40 pmSJU-SEA
16h 00m2 stops
$394Southwest
Find Deal
Mon, Nov 3 - Wed, Nov 12
Delta Logo
5:10 pm - 12:13 pmPDX-SJU
16h 03m2 stops
Delta Logo
1:32 pm - 11:52 pmSJU-PDX
13h 20m2 stops
$399Delta
Find Deal
Tue, Sep 16 - Wed, Oct 1
Spirit Airlines Logo
12:07 pm - 12:44 amPDX-SJU
33h 37m3 stops
Spirit Airlines Logo
2:48 pm - 7:04 pmSJU-PDX
31h 16m2 stops
$403Spirit Airlines
Find Deal
Thu, Sep 25 - Sun, Sep 28

Delta flights from State of Washington to Caribbean Islands

Our best Delta deals on State of Washington to Caribbean Islands flight tickets
Delta
Oct 21
SEA6:00 amSeattle/Tacoma Intl
12h 59m
1 stop
SJU9:59 pmSan Juan Luis Munoz Marin Intl
Oct 28
SJU7:15 amSan Juan Luis Munoz Marin Intl
11h 35m
1 stop
SEA3:50 pmSeattle/Tacoma Intl
$387
Find similar
Delta
Sep 16
PDX5:10 pmPortland
16h 03m
2 stops
SJU12:13 pmSan Juan Luis Munoz Marin Intl
Oct 1
SJU1:32 pmSan Juan Luis Munoz Marin Intl
13h 20m
2 stops
PDX11:52 pmPortland
$399
Find similar
Delta
Sep 9
PDX5:30 amPortland
15h 21m
2 stops
SJU11:51 pmSan Juan Luis Munoz Marin Intl
Sep 17
SJU7:00 amSan Juan Luis Munoz Marin Intl
19h 52m
2 stops
PDX11:52 pmPortland
$409
Find similar

United Airlines flights from State of Washington to Caribbean Islands

Our best United Airlines deals on State of Washington to Caribbean Islands flight tickets
United Airlines
Sep 21
SEA7:00 pmSeattle/Tacoma Intl
14h 00m
2 stops
SJU12:00 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU1:05 amSan Juan Luis Munoz Marin Intl
13h 26m
2 stops
SEA11:31 amSeattle/Tacoma Intl
$403
Find similar
United Airlines
Sep 23
SEA7:10 amSeattle/Tacoma Intl
10h 28m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU1:05 amSan Juan Luis Munoz Marin Intl
13h 26m
2 stops
SEA11:31 amSeattle/Tacoma Intl
$406
Find similar
United Airlines
Dec 4
SEA8:10 amSeattle/Tacoma Intl
10h 12m
1 stop
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Dec 8
SJU2:05 amSan Juan Luis Munoz Marin Intl
13h 11m
1 stop
SEA11:16 amSeattle/Tacoma Intl
$411
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Caribbean Islands 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Washington to Caribbean Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/23

11:59 pm-4:43 pm

1 stop13h 44m

San Juan Luis Munoz Marin Intl

Tue 9/30

1:25 pm-10:20 pm

1 stop11h 55m

$361

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/23

11:59 pm-4:43 pm

1 stop13h 44m

San Juan Luis Munoz Marin Intl

Tue 9/30

1:25 pm-10:20 pm

1 stop11h 55m

$362

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 9/22

8:18 pm-6:14 pm

1 stop18h 56m

San Juan Luis Munoz Marin Intl

Wed 9/24

6:10 am-11:59 pm

1 stop20h 49m

$372

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/23

5:43 pm-12:47 pm

2 stops16h 04m

San Juan Luis Munoz Marin Intl

Tue 9/30

12:01 pm-9:23 pm

2 stops12h 22m

$377

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 10/21

6:00 am-9:59 pm

1 stop12h 59m

San Juan Luis Munoz Marin Intl

Tue 10/28

7:15 am-3:50 pm

1 stop11h 35m

$387

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 9/9

6:00 am-10:30 pm

2 stops13h 30m

San Juan Luis Munoz Marin Intl

Fri 9/19

5:50 am-4:00 pm

1 stop13h 10m

$389

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 10/15

8:04 pm-12:43 am

3 stops25h 39m

San Juan Luis Munoz Marin Intl

Thu 10/30

2:48 pm-7:04 pm

3 stops31h 16m

$393

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 11/3

6:35 am-12:35 am

2 stops14h 00m

San Juan Luis Munoz Marin Intl

Wed 11/12

6:40 am-6:40 pm

2 stops16h 00m

$394

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 9/16

5:10 pm-12:13 pm

2 stops16h 03m

San Juan Luis Munoz Marin Intl

Wed 10/1

1:32 pm-11:52 pm

2 stops13h 20m

$399

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Thu 9/25

12:07 pm-12:44 am

3 stops33h 37m

San Juan Luis Munoz Marin Intl

Sun 9/28

2:48 pm-7:04 pm

2 stops31h 16m

$403

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Caribbean Islands from

How to get the cheapest flight ticket from State of Washington to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Caribbean Islands?

The month of January is, on average, the cheapest month to fly to Caribbean Islands from State of Washington, with most prices found around $455. The month of October is another great option to travel to Caribbean Islands, with average flight prices from State of Washington averaging around $460.

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from State of Washington to Caribbean Islands is on a Tuesday. Travelers who choose to depart for Caribbean Islands on a Tuesday will often find tickets for as low as $504. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $693. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest time of day to depart on your flight to Caribbean Islands?

According to our data, the cheapest time of day to fly to Caribbean Islands is at noon. momondo users have found flights departing from State of Washington to Caribbean Islands at noon for as low as $465. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $584. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington to Caribbean Islands flight route?

Fly from Seattle/Tacoma Intl to Nassau Intl for the best Washington - Caribbean Islands flight prices

How far in advance should I book a flight to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around $584 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from State of Washington for as low as $488 on momondo.

What cabin class options are available on Washington to Caribbean Islands flights?

There are 2 cabin classes available to choose from on Washington to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Caribbean Islands.

Cheap State of Washington to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Caribbean Islands

Best Price Found

$166

Fastest flight time

8h 09m

Direct flights

None

Airports in Caribbean Islands

6 airports
The best one-way flight to Caribbean Islands from State of Washington in the past 72 hours is $166. The best round-trip flight deal from State of Washington to Caribbean Islands found on momondo in the last 72 hours is $361.
The fastest flight from State of Washington to Caribbean Islands takes 8h 09m
There are no direct flights from State of Washington to Caribbean Islands. Popular non-direct routes for this connection are Portland Airport - San Juan Luis Munoz Marin Intl Airport, Seattle/Tacoma Intl Airport - Nassau Intl Airport and Seattle/Tacoma Intl Airport - San Juan Luis Munoz Marin Intl Airport.
There are 6 airports near Caribbean Islands: Nassau Intl (NAS), Saint Thomas Island Cyril E King (STT), Punta Cana (PUJ), Montego Bay Sangster Intl (MBJ), Oranjestad Reina Beatrix (AUA), San Juan Luis Munoz Marin Intl (SJU)
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  • When did momondo last update prices for flights from Washington to Caribbean Islands?

    Prices for flights from Washington to Caribbean Islands were last updated today.

  • How many operators does momondo search for flights from Washington to Caribbean Islands?

  • How old do you have to be to fly from Washington to Caribbean Islands?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Caribbean Islands.

  • What documentation or ID do you need to fly to Caribbean Islands?

    The travel and health documents required for your trip to Caribbean Islands can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Caribbean Islands. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from State of Washington to Caribbean Islands?

Best airlines flying from State of Washington to Caribbean Islands

Compare and see reviews for airlines that fly from State of Washington to Caribbean Islands with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $158Free CancellationRating
8.0
7,981 reviews
Search Delta flights
FrontierPriceFrom $175Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $233Free CancellationRating
6.3
8,048 reviews
Search Spirit Airlines flights
JetBluePriceFrom $252Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
American AirlinesPriceFrom $336Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $340Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Sun Country AirPriceFrom $447Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
SouthwestPriceFrom $484Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Air CanadaPriceFrom $632Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Caribbean Islands?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Caribbean Islands for you.

Can I find flights from Washington to Caribbean Islands with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Caribbean Islands from Washington with this policy.

How can momondo help me find flights from Washington to Caribbean Islands?

momondo helps you find the best flight between Washington and Caribbean Islands by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington to Caribbean Islands right now. Can momondo alert me if prices change?

Price alerts on flights to Caribbean Islands from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Caribbean Islands trip

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