$104+ 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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Jan 3 — Jan 101
1 adult, Economy
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Cheapest flights from San Francisco to CaribbeanExplore 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 December 4, 2025.
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 December 4, 2025.
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/2![American Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 12/2. 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.
Wed 12/106:00 amSFO - SJU
1 stop13h 20mDelta
Tue 1/137:30 amSJU - SFO
2 stops19h 25mDelta
Deal found 12/2![Delta logo]()
$392
This Southwest deal was found by Cheapflights users on 12/3. 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.
Wed 12/106:10 amSFO - SJU
2 stops14h 25mSouthwest
Thu 12/185:40 amSJU - SFO
2 stops14h 35mSouthwest
Deal found 12/3![Southwest logo]()
$405
This Delta deal was found by Cheapflights users on 12/4. 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 12/139:15 pmSFO - SJU
1 stop11h 43mDelta
Tue 12/163:10 pmSJU - SFO
1 stop12h 03mDelta
Deal found 12/4![Delta logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Thu 12/116:00 amSFO - SJU
2 stops13h 25mMultiple Airlines
Sun 12/214:21 pmSJU - SFO
1 stop24h 52mMultiple Airlines
Deal found 12/1![Multiple Airlines logo]()
$418
This Priceline deal was found by Cheapflights users on 12/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:38 pmSFO - SJU
1 stop11h 20mMultiple Airlines
Wed 12/1012:30 pmSJU - SFO
1 stop15h 05mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$421
This Priceline deal was found by Cheapflights users on 12/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:33 pmSFO - SJU
1 stop11h 48mMultiple Airlines
Mon 12/87:38 pmSJU - SFO
1 stop17h 40mMultiple Airlines
Deal found 12/2![Multiple Airlines logo]()
$422
This Trip.com deal was found by Cheapflights users on 12/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:33 pmSFO - SJU
1 stop11h 48mMultiple Airlines
Thu 12/186:01 amSJU - SFO
1 stop10h 18mMultiple Airlines
Deal found 12/4![Multiple Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/106:00 pmSFO - SJU
2 stops13h 59mAmerican Airlines
Sat 1/178:20 amSJU - SFO
2 stops14h 10mAmerican Airlines
Deal found 12/2![American Airlines logo]()
$429
This Priceline deal was found by Cheapflights users on 12/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:33 pmSFO - SJU
1 stop11h 38mMultiple Airlines
Tue 12/912:30 pmSJU - SFO
1 stop15h 05mMultiple Airlines
Deal found 12/2![Multiple Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 12/4. 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.
Mon 12/228:00 amSFO - SJU
1 stop11h 20mDelta
Mon 12/297:30 amSJU - SFO
1 stop14h 29mDelta
Deal found 12/4![Delta logo]()
$435
This Priceline deal was found by Cheapflights users on 12/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:33 pmSFO - SJU
1 stop11h 48mMultiple Airlines
Sat 12/2012:00 pmSJU - SFO
1 stop15h 30mMultiple Airlines
Deal found 12/4![Multiple Airlines logo]()
$436
Find 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 December 4, 2025.
Round-trip from | $323 (Frontier) |
|---|---|
One-way from | $104 |
Popular in | December |
Cheapest in | May |
Average price | $613 |
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 December 4, 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 FranciscoOranjestad
SFO - AUA
SFOAUA
San Francisco
Thu 1/1
11:20 pm-11:20 am
1 stop32h 00m
Oranjestad Reina Beatrix
Sat 1/10
12:05 pm-1:18 pm
1 stop29h 13m
$323
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 2/24
7:00 am-11:44 pm
1 stop12h 44m
San Juan Luis Munoz Marin Intl
Fri 2/27
5:10 am-4:42 pm
1 stop15h 32m
$364
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Wed 2/4
5:40 am-9:26 pm
1 stop11h 46m
San Juan Luis Munoz Marin Intl
Thu 2/5
8:35 am-5:36 pm
1 stop13h 01m
$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
Thu 3/5
5:10 am-4:42 pm
1 stop15h 32m
$364
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 2/3
11:59 pm-3:30 pm
1 stop11h 31m
San Juan Luis Munoz Marin Intl
Sun 2/15
11:50 pm-11:15 am
1 stop15h 25m
$364
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Thu 2/26
8:00 am-10:25 pm
1 stop10h 25m
San Juan Luis Munoz Marin Intl
Wed 3/4
3:05 pm-11:46 pm
1 stop12h 41m
$364
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Wed 4/29
6:00 am-8:03 pm
1 stop11h 03m
San Juan Luis Munoz Marin Intl
Mon 5/4
12:15 pm-6:51 pm
1 stop9h 36m
$364
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 2/2
5:05 pm-1:06 pm
2 stops16h 01m
San Juan Luis Munoz Marin Intl
Sat 2/14
7:30 am-10:41 pm
2 stops19h 11m
$369
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 2/23
10:55 pm-1:05 pm
1 stop10h 10m
San Juan Luis Munoz Marin Intl
Thu 3/5
7:00 am-2:50 pm
1 stop11h 50m
$369
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Thu 1/1
6:00 am-11:20 pm
1 stop13h 20m
San Juan Luis Munoz Marin Intl
Fri 1/16
2:15 pm-11:04 pm
1 stop12h 49m
$369
Showing 1-10 of 60 results
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, December is the cheapest month in which you can book a flight from San Francisco to Caribbean (average of $169). Flying from San Francisco to Caribbean 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 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 December 4, 2025.
When flying from San Francisco to Caribbean, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 16% versus a flight in the morning.
What is the cheapest day to fly from San Francisco to Caribbean?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to Caribbean. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Francisco to Caribbean 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
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 December 4, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines 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.
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.3
Entertainment
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
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 December 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$517 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$187 | Average$611 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$204 | Average$588 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$240 | Average$672 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$636 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$286 | Average$934 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$303 | Average$697 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$349 | Average$773 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$412 | Average$668 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$487 | Average$584 | FlexibilityNo cancel fee | On-time71% |