HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Caribbean Islands

$156+ Cheap flights from San Francisco (SFO) to Caribbean Islands

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Caribbean Islands with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from San Francisco to Caribbean Islands

Cheapest flights from San Francisco to Caribbean Islands
Explore the most affordable flight options available from San Francisco to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:49 amSFO - SJU
1 stop9h 46mMultiple Airlines
Fri 12/124:10 amSJU - SFO
2 stops33h 44mMultiple Airlines
Deal found 11/17$353
This JetBlue deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:15 amSFO - SJU
1 stop11h 39mJetBlue
Fri 12/124:55 pmSJU - SFO
1 stop10h 40mJetBlue
Deal found 11/17$356
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:10 pmSFO - SJU
2 stops21h 15mMultiple Airlines
Thu 12/111:27 pmSJU - SFO
1 stop24h 27mMultiple Airlines
Deal found 11/17$362
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:48 amSFO - SJU
2 stops36h 01mFrontier
Wed 12/104:31 pmSJU - SFO
1 stop24h 47mFrontier
Deal found 11/17$364
This Southwest deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:40 amSFO - SJU
2 stops12h 55mSouthwest
Sat 12/135:40 amSJU - SFO
2 stops13h 10mSouthwest
Deal found 11/18$367
This JetBlue deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:44 pmSFO - SJU
1 stop9h 51mJetBlue
Tue 12/91:45 pmSJU - SFO
1 stop14h 13mJetBlue
Deal found 11/17$368
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:30 amSFO - SJU
1 stop13h 22mAmerican Airlines
Tue 1/138:20 amSJU - SFO
1 stop18h 08mAmerican Airlines
Deal found 11/19$369
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:49 amSFO - SJU
1 stop9h 46mMultiple Airlines
Tue 12/166:00 amSJU - SFO
2 stops43h 11mMultiple Airlines
Deal found 11/17$375
This JetBlue deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:44 pmSFO - SJU
1 stop9h 51mJetBlue
Fri 12/124:55 pmSJU - SFO
1 stop10h 40mJetBlue
Deal found 11/17$376
This Delta deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:15 amSFO - SJU
1 stop12h 05mDelta
Thu 12/113:10 pmSJU - SFO
2 stops13h 09mDelta
Deal found 11/17$379
This American Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:28 pmSFO - SJU
1 stop20h 24mAmerican Airlines
Tue 12/96:25 amSJU - SFO
1 stop16h 59mAmerican Airlines
Deal found 11/17$381
This JetBlue deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amSFO - SJU
1 stop10h 54mJetBlue
Fri 12/124:55 pmSJU - SFO
1 stop10h 40mJetBlue
Deal found 11/17$385

Cheap flight deals from San Francisco to Caribbean Islands

Keep the following information in mind while searching for San Francisco to Caribbean Islands flight deals. Data was last updated November 19, 2025.

Round-trip from

$352
(Kiwi.com)

One-way from

$156
(Priceline)

Popular in

December

Cheapest in

May

Average price

$509
From San Francisco to Caribbean Islands
Search Deals
One-way flight from San Francisco to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
Use the filters below to find and compare flights from San Francisco to Caribbean Islands that are best for you.

Fly from

San Francisco

Fly to

Caribbean Islands

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 3/1

7:00 am-10:25 pm

1 stop11h 25m

San Juan Luis Munoz Marin Intl

Sat 3/7

10:50 am-7:29 pm

1 stop12h 39m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 2/28

8:00 am-10:25 pm

1 stop10h 25m

San Juan Luis Munoz Marin Intl

Sat 3/7

10:50 am-7:29 pm

1 stop12h 39m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 2/25

10:39 am-12:59 am

1 stop10h 20m

San Juan Luis Munoz Marin Intl

Sat 3/7

5:10 am-2:38 pm

1 stop13h 28m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 2/26

7:00 am-10:25 pm

1 stop11h 25m

San Juan Luis Munoz Marin Intl

Sat 3/7

9:00 am-7:29 pm

1 stop14h 29m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 2/27

8:00 am-10:25 pm

1 stop10h 25m

San Juan Luis Munoz Marin Intl

Sun 3/8

5:55 am-3:42 pm

1 stop13h 47m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 12/10

7:00 am-9:54 pm

1 stop10h 54m

San Juan Luis Munoz Marin Intl

Thu 12/11

1:41 pm-11:59 pm

1 stop14h 18m

$385

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Mon 4/13

10:40 pm-1:39 pm

1 stop11h 59m

San Juan Luis Munoz Marin Intl

Mon 4/20

1:59 am-2:09 pm

1 stop15h 10m

$389

San FranciscoPunta Cana

SFO - PUJ

SFOPUJ

San Francisco

Sun 12/7

9:44 pm-3:33 pm

1 stop13h 49m

Punta Cana

Thu 12/11

4:48 pm-11:35 pm

1 stop10h 47m

$398

San FranciscoPunta Cana

SFO - PUJ

SFOPUJ

San Francisco

Mon 12/8

9:44 pm-3:05 pm

1 stop13h 21m

Punta Cana

Fri 12/12

4:48 pm-11:35 pm

1 stop10h 47m

$398

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 4/22

5:30 am-9:05 pm

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Sat 5/2

5:15 am-2:25 pm

1 stop12h 10m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Francisco to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands from San Francisco 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 San Francisco to Caribbean Islands

What is the cheapest month to book a flight from San Francisco to Caribbean Islands?

Currently, December is the cheapest month in which you can book a flight from San Francisco to Caribbean Islands (average of $169). Flying from San Francisco to Caribbean Islands in June is currently the most expensive (average of $296). 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 SFO to EPX?

Find hourly flight availability from San Francisco to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 19, 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Caribbean Islands in the afternoon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from San Francisco to Caribbean Islands?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Caribbean Islands. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Caribbean Islands flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean Islands. Reviews last updated November 19, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and United Airlines from San Francisco to Caribbean Islands. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,566 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,023 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,046 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,902 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Caribbean Islands. 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 San Francisco to Caribbean Islands?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Caribbean Islands. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Caribbean Islands?

    JetBlue, American Airlines, and Delta can get you from San Francisco to Caribbean Islands in just under 10h 46m. Your travel time can differ by up to 1h 48m. San Francisco and Caribbean Islands are separated by a distance of 3061 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San Francisco to Caribbean Islands one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $156. Frontier flights start at $182 while deals on United Airlines start at $197 one-way.

  • What are the most popular routes from San Francisco to Caribbean Islands?

    The most popular route from San Francisco to Caribbean Islands is San Francisco - San Juan Luis Munoz Marin Intl. You may also consider San Francisco - Punta Cana or San Francisco - Montego Bay Sangster Intl.

  • Can I find deals for flights from San Francisco to Caribbean Islands that include hotel bookings?

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

  • How can I find direct flights from San Francisco to Caribbean Islands?

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

  • Can I find deals for business class flights from San Francisco to Caribbean Islands?

    Yes. Cheapflights offers flight deals from San Francisco to Caribbean Islands 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 San Francisco to Caribbean Islands?

    Currently, December is the cheapest month in which you can book a flight from San Francisco to Caribbean Islands (average of $169). Flying from San Francisco to Caribbean Islands in June is currently the most expensive (average of $296). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Seattle flights
San Francisco to Newark flights
Los Angeles to LaGuardia flights
Los Angeles to Honolulu flights
San Francisco to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to Cancún flights
San Francisco to Honolulu flights
Los Angeles to Mexico City flights
San Francisco to Dallas/Fort Worth flights
Los Angeles to San Francisco flights
San Francisco to LaGuardia flights
Los Angeles to Las Vegas flights
Los Angeles to Miami flights
Los Angeles to Orlando flights
San Francisco to Ontario flights
San Francisco to Cancún flights
Ontario to San Francisco flights
San Francisco to Santa Ana flights
Los Angeles to Fort Lauderdale flights
San Francisco to Mexico City flights
Ontario to Seattle flights
San Jose to Las Vegas flights
San Diego to John F Kennedy Intl flights
Los Angeles to O'Hare Intl flights
San Francisco to Seattle flights
Burbank to Las Vegas flights
Los Angeles to Boston flights
Ontario to Dallas/Fort Worth flights
Santa Ana to San Francisco flights
Los Angeles to Denver flights
San Francisco to O'Hare Intl flights
Los Angeles to Hobby flights
Los Angeles to Kahului flights
Santa Ana to Dallas/Fort Worth flights
Ontario to John F Kennedy Intl flights
San Francisco to San Diego flights
San Francisco to Kahului flights
Los Angeles to San Jose flights
Ontario to Newark flights
San Francisco to Sky Harbor Intl flights
San Francisco to Orlando flights
Santa Ana to Las Vegas flights
Burbank to LaGuardia flights
San Diego to Newark flights
San Francisco to Miami flights

Top 10 airlines flying from San Francisco to Caribbean Islands

Discover the top 10 airlines that operate flights from San Francisco to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$160Average$498FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$187Average$595FlexibilityNo cancel feeOn-time75%
DeltaCheapest$240Average$677FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$286Average$934FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$297Average$641FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$303Average$706FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$317Average$586FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$349Average$722FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$378Average$735FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$412Average$669FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.