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Cheap flights from Washington to Caribbean from $109

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 departing on 1/11. 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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0 bags

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Cheap round-trip flights

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Frontier Logo
7:29 pm - 5:54 pmPDX-SJU
18h 25m2 stops
Frontier Logo
9:30 pm - 3:07 pmSJU-PDX
21h 37m2 stops
$372Frontier
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Mon, Nov 17 - Sat, Nov 22
Southwest Logo
6:45 am - 12:35 amPDX-SJU
13h 50m2 stops
Southwest Logo
5:40 am - 3:40 pmSJU-PDX
14h 00m2 stops
$375Southwest
Find Deal
Sun, Feb 8 - Wed, Feb 11
United Airlines Logo
6:45 am - 9:26 pmSEA-SJU
10h 41m1 stop
United Airlines Logo
8:10 am - 7:03 pmSJU-SEA
14h 53m2 stops
$382United Airlines
Find Deal
Mon, Mar 2 - Tue, Mar 3
United Airlines Logo
7:00 am - 9:00 pmSEA-SJU
10h 00m1 stop
United Airlines Logo
2:05 am - 11:14 amSJU-SEA
13h 09m1 stop
$383United Airlines
Find Deal
Mon, Mar 2 - Mon, Mar 2
Multiple Airlines Logo
9:12 am - 11:55 pmSEA-SJU
10h 43m1 stop
Multiple Airlines Logo
7:10 am - 12:14 pmSJU-SEA
33h 04m2 stops
$384Multiple Airlines
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Mon, Nov 24 - Wed, Dec 3
Multiple Airlines Logo
9:07 am - 11:55 pmSEA-SJU
10h 48m1 stop
Multiple Airlines Logo
7:10 am - 11:53 amSJU-SEA
32h 43m2 stops
$386Multiple Airlines
Find Deal
Mon, Dec 1 - Fri, Dec 12
American Airlines Logo
12:31 am - 12:47 pmSEA-MBJ
9h 16m1 stop
American Airlines Logo
2:26 pm - 11:25 pmMBJ-SEA
11h 59m1 stop
$397American Airlines
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Fri, Dec 5 - Sat, Dec 13
American Airlines Logo
9:45 pm - 3:04 pmSEA-MBJ
14h 19m1 stop
American Airlines Logo
11:32 am - 11:42 pmMBJ-SEA
15h 10m1 stop
$401American Airlines
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Wed, Jan 7 - Wed, Jan 14
Delta Logo
2:02 pm - 12:23 pmSEA-MBJ
19h 21m2 stops
Delta Logo
5:59 pm - 10:15 amMBJ-SEA
19h 16m1 stop
$402Delta
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Mon, Nov 17 - Thu, Nov 20
Delta Logo
6:00 am - 8:25 pmSEA-MBJ
11h 25m1 stop
Delta Logo
8:00 am - 5:50 pmMBJ-SEA
12h 50m1 stop
$411Delta
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Mon, Jan 12 - Sat, Jan 17

Southwest flights from State of Washington to Caribbean

Our best Southwest deals on State of Washington to Caribbean flight tickets
Southwest
Feb 8
PDX6:45 amPortland
13h 50m
2 stops
SJU12:35 amSan Juan Luis Munoz Marin Intl
Feb 11
SJU5:40 amSan Juan Luis Munoz Marin Intl
14h 00m
2 stops
PDX3:40 pmPortland
$375
Find similar
Southwest
Feb 1
SEA6:35 amSeattle/Tacoma Intl
13h 30m
2 stops
SJU12:05 amSan Juan Luis Munoz Marin Intl
Feb 9
SJU7:00 amSan Juan Luis Munoz Marin Intl
15h 40m
2 stops
SEA6:40 pmSeattle/Tacoma Intl
$394
Find similar
Southwest
Nov 11
PDX6:55 pmPortland
11h 30m
2 stops
SJU10:25 amSan Juan Luis Munoz Marin Intl
Nov 18
SJU8:55 amSan Juan Luis Munoz Marin Intl
13h 20m
2 stops
PDX6:15 pmPortland
$397
Find similar

United Airlines flights from State of Washington to Caribbean

Our best United Airlines deals on State of Washington to Caribbean flight tickets
United Airlines
Mar 2
SEA6:45 amSeattle/Tacoma Intl
10h 41m
1 stop
SJU9:26 pmSan Juan Luis Munoz Marin Intl
Mar 3
SJU8:10 amSan Juan Luis Munoz Marin Intl
14h 53m
2 stops
SEA7:03 pmSeattle/Tacoma Intl
$382
Find similar
United Airlines
Mar 2
SEA7:00 amSeattle/Tacoma Intl
10h 00m
1 stop
SJU9:00 pmSan Juan Luis Munoz Marin Intl
Mar 2
SJU2:05 amSan Juan Luis Munoz Marin Intl
13h 09m
1 stop
SEA11:14 amSeattle/Tacoma Intl
$383
Find similar
United Airlines
Feb 24
SEA6:45 amSeattle/Tacoma Intl
10h 41m
1 stop
SJU9:26 pmSan Juan Luis Munoz Marin Intl
Mar 3
SJU8:10 amSan Juan Luis Munoz Marin Intl
14h 53m
2 stops
SEA7:03 pmSeattle/Tacoma Intl
$387
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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, momondo users made 832,500 searches. Data last updated October 21, 2025.
Use the filters below to find and compare flights from Washington to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Mon 11/17

7:29 pm-5:54 pm

2 stops18h 25m

San Juan Luis Munoz Marin Intl

Sat 11/22

9:30 pm-3:07 pm

2 stops21h 37m

$372

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Sun 2/8

6:45 am-12:35 am

2 stops13h 50m

San Juan Luis Munoz Marin Intl

Wed 2/11

5:40 am-3:40 pm

2 stops14h 00m

$375

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 3/2

6:45 am-9:26 pm

1 stop10h 41m

San Juan Luis Munoz Marin Intl

Tue 3/3

8:10 am-7:03 pm

2 stops14h 53m

$382

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 3/2

7:00 am-9:00 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

Mon 3/2

2:05 am-11:14 am

1 stop13h 09m

$383

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 11/24

9:12 am-11:55 pm

1 stop10h 43m

San Juan Luis Munoz Marin Intl

Wed 12/3

7:10 am-12:14 pm

2 stops33h 04m

$384

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 12/1

9:07 am-11:55 pm

1 stop10h 48m

San Juan Luis Munoz Marin Intl

Fri 12/12

7:10 am-11:53 am

2 stops32h 43m

$386

SeattleMontego Bay

SEA - MBJ

SEAMBJ

Seattle/Tacoma Intl

Fri 12/5

12:31 am-12:47 pm

1 stop9h 16m

Montego Bay Sangster Intl

Sat 12/13

2:26 pm-11:25 pm

1 stop11h 59m

$397

SeattleMontego Bay

SEA - MBJ

SEAMBJ

Seattle/Tacoma Intl

Wed 1/7

9:45 pm-3:04 pm

1 stop14h 19m

Montego Bay Sangster Intl

Wed 1/14

11:32 am-11:42 pm

1 stop15h 10m

$401

SeattleMontego Bay

SEA - MBJ

SEAMBJ

Seattle/Tacoma Intl

Mon 11/17

2:02 pm-12:23 pm

2 stops19h 21m

Montego Bay Sangster Intl

Thu 11/20

5:59 pm-10:15 am

1 stop19h 16m

$402

SeattleMontego Bay

SEA - MBJ

SEAMBJ

Seattle/Tacoma Intl

Mon 1/12

6:00 am-8:25 pm

1 stop11h 25m

Montego Bay Sangster Intl

Sat 1/17

8:00 am-5:50 pm

1 stop12h 50m

$411

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from State of Washington to Caribbean

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?

In general, September is the cheapest month to fly from State of Washington to Caribbean. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $452. If you don’t want to visit Caribbean in September, then you should wait until October to fly from State of Washington, when ticket prices are also cheap, with an average price of $453.

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

The cheapest day to depart from State of Washington to Caribbean is on a Tuesday when prices can be found 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.

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

At noon is the cheapest time of day to fly from State of Washington to Caribbean when you can find flight prices for as low as $465. Flying to Caribbean at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $584.

What is the cheapest Washington to Caribbean flight route?

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

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

You are more likely to see cheaper flights to Caribbean from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean for around $587 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean from State of Washington for as low as $516 on momondo.

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

There are 2 cabin classes available to choose from on Washington to Caribbean 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 flights?

You could potentially save up to 46% on your flight if you consider stops on a State of Washington to Caribbean flight.

Cheap State of Washington to Caribbean flight deals and tips

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

Direct flights

None
There are no direct flights from State of Washington to Caribbean. There are no popular flight routes from State of Washington to Caribbean.
Search flight deals

  • When did momondo last update prices for flights from Washington to Caribbean?

    Prices for flights from Washington to Caribbean are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Caribbean.

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

    The required travel and health documents for your Caribbean trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Caribbean. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from State of Washington to Caribbean

Compare and see reviews for airlines that fly from State of Washington to Caribbean with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $158Free CancellationRating
7.9
7,981 reviews
Search Delta flights
FrontierPriceFrom $175Free CancellationRating
5.8
3,129 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $208Free CancellationRating
6.3
8,097 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
JetBluePriceFrom $326Free CancellationRating
7.2
2,909 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom $340Free CancellationRating
8.0
11,148 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
Sun Country AirPriceFrom $447Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
SouthwestPriceFrom $470Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
Air CanadaPriceFrom $632Free CancellationRating
7.1
10,335 reviews
Search Air Canada flights

Why use momondo?

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

It is quick and easy to find Washington to Caribbean flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Caribbean that suits you.

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

All flight searches from Washington to Caribbean on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Washington to Caribbean flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Washington to Caribbean now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Caribbean and let you know when they change.

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Find better results for your trip to Caribbean

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Popular flights according to clicks in the last 7 days on momondo
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