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Saint Lucia

$328+ Cheap flights from San Francisco (SFO) to Saint Lucia

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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — UVF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from San Francisco to Saint Lucia

Keep the following information in mind while searching for San Francisco to Saint Lucia flight deals. Data was last updated September 11, 2025.

Round-trip from

$542
(American Airlines)

One-way from

$328
(American Airlines)

Popular in

January

Cheapest in

October
From San Francisco to Saint Lucia
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One-way flight from San Francisco to Saint Lucia
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Highest demand for flights based on searches. 9% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Find flight deals from San Francisco to Saint Lucia

Cheapest flights from San Francisco to Saint Lucia
Explore the most affordable flight options available from San Francisco to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Priceline deal was found by Cheapflights users on 9/9. 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 11/211:39 pmSFO - UVF
1 stop11h 18mJetBlue
Thu 11/64:57 pmUVF - SFO
1 stop21h 23mJetBlue
Deal found 9/9$514
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 11/131:15 pmSFO - UVF
1 stop20h 04mAmerican Airlines
Mon 11/172:19 pmUVF - SFO
1 stop12h 40mAmerican Airlines
Deal found 9/9$537
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/2310:15 pmSFO - UVF
1 stop11h 50mAmerican Airlines
Thu 10/302:56 pmUVF - SFO
2 stops22h 28mAmerican Airlines
Deal found 9/10$542
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/296:21 pmSFO - UVF
2 stops16h 35mAmerican Airlines
Sun 11/24:52 pmUVF - SFO
1 stop22h 15mAmerican Airlines
Deal found 9/9$547
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/3012:27 pmSFO - UVF
1 stop23h 33mAmerican Airlines
Mon 11/34:52 pmUVF - SFO
1 stop22h 15mAmerican Airlines
Deal found 9/10$551
This Priceline deal was found by Cheapflights users on 9/9. 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.
Mon 10/2711:39 pmSFO - UVF
1 stop11h 18mJetBlue
Fri 10/313:56 pmUVF - SFO
1 stop31h 14mJetBlue
Deal found 9/9$557
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/2212:27 pmSFO - UVF
1 stop23h 33mAmerican Airlines
Sun 10/264:00 pmUVF - SFO
2 stops19h 46mAmerican Airlines
Deal found 9/9$560
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 12/111:17 pmSFO - UVF
1 stop20h 02mAmerican Airlines
Mon 12/154:53 pmUVF - SFO
1 stop22h 13mAmerican Airlines
Deal found 9/9$572
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/211:50 pmSFO - UVF
2 stops12h 02mAmerican Airlines
Mon 11/174:52 pmUVF - SFO
1 stop22h 15mAmerican Airlines
Deal found 9/11$575
This Trip.com deal was found by Cheapflights users on 9/11. 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.
Tue 12/161:00 pmSFO - SLU
3 stops44h 10mMultiple Airlines
Wed 12/2410:25 amSLU - SFO
3 stops53h 47mMultiple Airlines
Deal found 9/11$1,661

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Saint Lucia 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 September 11, 2025.
Use the filters below to find and compare flights from San Francisco to Saint Lucia that are best for you.

Fly from

San Francisco

Fly to

Saint Lucia

Route

Depart

Return

Price

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Sat 11/15

9:30 pm-3:39 pm

1 stop14h 09m

Castries Hewanorra

Wed 11/19

4:59 pm-10:35 am

1 stop21h 36m

$537

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Thu 10/23

6:59 pm-1:05 pm

2 stops15h 06m

Castries Hewanorra

Thu 10/30

2:56 pm-10:24 am

2 stops22h 28m

$542

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Wed 10/29

6:21 pm-1:56 pm

2 stops16h 35m

Castries Hewanorra

Sun 11/2

4:52 pm-11:07 am

1 stop22h 15m

$547

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Thu 10/30

12:27 pm-3:00 pm

1 stop23h 33m

Castries Hewanorra

Mon 11/3

4:52 pm-11:07 am

1 stop22h 15m

$551

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Tue 12/16

1:00 pm-1:10 pm

3 stops44h 10m

Castries George F. L. Charle

Wed 12/24

10:25 am-12:12 pm

3 stops53h 47m

$1,661

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Sun 11/23

3:54 pm-1:19 pm

2 stops17h 25m

$328

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Sun 11/23

6:00 am-2:50 pm

3 stops52h 50m

$439

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Tue 9/16

11:57 pm-2:23 pm

1 stop11h 26m

$2,127

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Best time to book a flight from San Francisco to Saint Lucia

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

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to Saint Lucia (average of $556). Flying from San Francisco to Saint Lucia in December is currently the most expensive (average of $730). 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 LC?

Find hourly flight availability from San Francisco to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from San Francisco to Saint Lucia, 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 Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. 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 Saint Lucia. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Delta, American Airlines, and JetBlue from San Francisco to Saint Lucia 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.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
2,913 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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 Saint Lucia. 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 Saint Lucia?

    For a flight from San Francisco to Saint Lucia, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city.

  • How long is the flight from San Francisco to Saint Lucia?

    Airlines like Delta and American Airlines fly from San Francisco to Saint Lucia in about 14h 09m. The time it takes to get you to your destination can typically vary by up to 57m. San Francisco and Saint Lucia are separated by a distance of 4083 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Saint Lucia 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 Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Saint Lucia (average of $556). Flying from San Francisco to Saint Lucia in December is currently the most expensive (average of $730). 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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Top 3 airlines flying from San Francisco to Saint Lucia

Discover the top 3 airlines that operate flights from San Francisco to Saint Lucia. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$475Average$800FlexibilityNo cancel feeOn-time71%
DeltaCheapest$517Average$835FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$529Average$815FlexibilityNo cancel feeOn-time62%

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