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$135+ Cheap flights from San Francisco (SFO) to Caribbean

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from San Francisco to Caribbean

Keep the following information in mind while searching for San Francisco to Caribbean flight deals. Data was last updated July 29, 2025.

Round-trip from

$298
(Frontier)

One-way from

$135
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$549
From San Francisco to Caribbean
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One-way flight from San Francisco to Caribbean
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Highest demand for flights based on searches. 10% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Caribbean

Cheapest flights from San Francisco to Caribbean
Explore the most affordable flight options available from San Francisco to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Frontier deal was found by Cheapflights users on 7/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/98:53 pmSFO - SJU
1 stop9h 11mFrontier
Sat 8/169:30 pmSJU - SFO
1 stop15h 55mFrontier
Deal found 7/28$298
This JetBlue deal was found by Cheapflights users on 7/29. 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.
Fri 10/317:45 amSFO - SJU
1 stop10h 44mJetBlue
Wed 11/1212:45 pmSJU - SFO
1 stop15h 29mJetBlue
Deal found 7/29$358
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:00 pmSFO - SJU
1 stop12h 00mUnited Airlines
Fri 10/102:00 pmSJU - SFO
1 stop11h 57mUnited Airlines
Deal found 7/29$364
This Delta deal was found by Cheapflights users on 7/28. 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.
Sat 9/209:38 pmSFO - SJU
1 stop12h 38mDelta
Fri 9/2612:58 pmSJU - SFO
2 stops13h 52mDelta
Deal found 7/28$369
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 8/1511:59 pmSFO - SJU
1 stop15h 16mAmerican Airlines
Wed 8/206:00 amSJU - SFO
1 stop19h 59mAmerican Airlines
Deal found 7/27$392
This Southwest deal was found by Cheapflights users on 7/29. 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.
Mon 9/87:50 pmSFO - SJU
2 stops12h 00mSouthwest
Mon 9/225:50 amSJU - SFO
1 stop17h 20mSouthwest
Deal found 7/29$411
This lastminute.com deal was found by Cheapflights users on 7/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3011:40 amSFO - SDQ
1 stop10h 35mJetBlue
Sat 9/132:34 pmSDQ - SFO
1 stop11h 36mJetBlue
Deal found 7/27$414
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:29 pmSFO - PUJ
1 stop12h 41mFrontier
Sat 8/303:29 pmPUJ - SFO
1 stop32h 34mFrontier
Deal found 7/27$434
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/411:00 pmSFO - MBJ
1 stop11h 41mFrontier
Sat 10/189:13 amMBJ - SFO
1 stop14h 10mFrontier
Deal found 7/27$434
This Flysmarter deal was found by Cheapflights users on 7/27. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:30 pmSFO - CUR
1 stop12h 31mJetBlue
Fri 9/193:06 pmCUR - SFO
1 stop12h 53mJetBlue
Deal found 7/27$468
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:30 amSFO - PUJ
1 stop13h 31mCopa Airlines
Fri 9/2611:57 amPUJ - SFO
1 stop14h 28mCopa Airlines
Deal found 7/27$469
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/71:30 amSFO - NAS
1 stop30h 57mCopa Airlines
Mon 9/2212:38 pmNAS - SFO
1 stop13h 47mCopa Airlines
Deal found 7/29$471

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from San Francisco to Caribbean that are best for you.

Fly from

San Francisco

Fly to

Caribbean

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 8/9

8:53 pm-9:04 am

1 stop9h 11m

San Juan Luis Munoz Marin Intl

Sat 8/16

9:30 pm-10:25 am

1 stop15h 55m

$298

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 10/9

9:00 pm-12:00 pm

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Fri 10/10

2:00 pm-10:57 pm

1 stop11h 57m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 9/20

9:38 pm-1:16 pm

1 stop12h 38m

San Juan Luis Munoz Marin Intl

Fri 9/26

12:58 pm-11:50 pm

2 stops13h 52m

$369

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 9/16

6:15 am-9:24 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Fri 9/26

1:00 pm-11:59 pm

1 stop13h 59m

$370

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 8/15

11:59 pm-6:15 pm

1 stop15h 16m

San Juan Luis Munoz Marin Intl

Wed 8/20

6:00 am-10:59 pm

1 stop19h 59m

$392

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Mon 9/8

7:50 pm-10:50 am

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Mon 9/22

5:50 am-8:10 pm

1 stop17h 20m

$411

San FranciscoSanto Domingo

SFO - SDQ

SFOSDQ

San Francisco

Sat 8/30

11:40 am-1:15 am

1 stop10h 35m

Santo Domingo Las Americas

Sat 9/13

2:34 pm-11:10 pm

1 stop11h 36m

$414

San FranciscoPunta Cana

SFO - PUJ

SFOPUJ

San Francisco

Thu 8/14

10:29 pm-2:10 pm

1 stop12h 41m

Punta Cana

Sat 8/30

3:29 pm-9:03 pm

1 stop32h 34m

$434

San FranciscoMontego Bay

SFO - MBJ

SFOMBJ

San Francisco

Sat 10/4

11:00 pm-12:41 pm

1 stop11h 41m

Montego Bay Sangster Intl

Sat 10/18

9:13 am-9:23 pm

1 stop14h 10m

$434

San FranciscoWillemstad

SFO - CUR

SFOCUR

San Francisco

Sat 9/6

10:30 pm-2:01 pm

1 stop12h 31m

Willemstad Hato Int.

Fri 9/19

3:06 pm-12:59 am

1 stop12h 53m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean 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

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

Currently, September is the cheapest month in which you can book a flight from San Francisco to Caribbean (average of $254). Flying from San Francisco to Caribbean in June is currently the most expensive (average of $339). 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 CB?

Find hourly flight availability from San Francisco 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 July 29, 2025.

When flying from San Francisco to Caribbean, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from San Francisco to Caribbean to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,493 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    If you book a flight to Caribbean from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $135. JetBlue flights start at $166 while deals on American Airlines start at $185 one-way.

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

    While some choose either San Francisco - Punta Cana or San Francisco - Montego Bay Sangster Intl, San Francisco - San Juan Luis Munoz Marin Intl is the most popular route from San Francisco to Caribbean.

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

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

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

    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.

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

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

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Caribbean (average of $254). Flying from San Francisco to Caribbean in June is currently the most expensive (average of $339). 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

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Alternative routes for San Francisco to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from San Francisco to Caribbean

Discover the top 10 airlines that operate flights from San Francisco to Caribbean. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$160Average$437FlexibilityNo cancel feeOn-time62%
DeltaCheapest$242Average$664FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$288Average$586FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$306Average$628FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$337Average$904FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$343Average$730FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$358Average$611FlexibilityNo cancel feeOn-time75%
AeromexicoCheapest$378Average$735FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$415Average$662FlexibilityNo cancel feeOn-time70%
SouthwestCheapest$479Average$685FlexibilityNo cancel feeOn-time63%

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