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Saint Lucia

$398+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — UVF
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
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 July 2, 2025.

Round-trip from

$529
(JetBlue)

One-way from

$398
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$886
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. 21% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 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 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 July 2, 2025.

This JetBlue deal was found by Cheapflights users on 7/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:40 pmSFO - UVF
1 stop14h 05mJetBlue
Fri 9/263:05 pmUVF - SFO
1 stop12h 54mJetBlue
Deal found 7/2$529
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/163:37 pmSFO - UVF
1 stop19h 38mDelta
Sat 8/233:37 pmUVF - SFO
1 stop21h 33mDelta
Deal found 7/2$537
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/1611:59 pmSFO - UVF
1 stop11h 36mAmerican Airlines
Sat 8/233:35 pmUVF - SFO
2 stops20h 03mAmerican Airlines
Deal found 7/2$543
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:35 amSFO - UVF
2 stops23h 40mMultiple Airlines
Sun 9/212:35 pmUVF - SFO
2 stops29h 39mMultiple Airlines
Deal found 7/1$701
This WestJet deal was found by Cheapflights users on 7/2. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/211:55 pmSFO - UVF
2 stops44h 53mWestJet
Sun 12/283:40 pmUVF - SFO
2 stops49h 25mWestJet
Deal found 7/2$1,399
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/611:40 amSFO - SLU
3 stops26h 50mMultiple Airlines
Sat 7/126:20 pmSLU - SFO
3 stops25h 57mMultiple Airlines
Deal found 7/1$1,716

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 July 2, 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

Tue 9/16

8:40 pm-1:45 pm

1 stop14h 05m

Castries Hewanorra

Fri 9/26

3:05 pm-12:59 am

1 stop12h 54m

$529

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Sat 8/16

3:37 pm-2:15 pm

1 stop19h 38m

Castries Hewanorra

Sat 8/23

3:37 pm-10:10 am

1 stop21h 33m

$537

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Sat 8/16

11:59 pm-2:35 pm

1 stop11h 36m

Castries Hewanorra

Sat 8/23

3:35 pm-8:38 am

2 stops20h 03m

$543

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Thu 9/11

11:35 am-2:15 pm

2 stops23h 40m

Castries Hewanorra

Sun 9/21

2:35 pm-5:14 pm

2 stops29h 39m

$701

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Fri 11/21

1:55 pm-2:48 pm

2 stops44h 53m

Castries Hewanorra

Sun 12/28

3:40 pm-1:05 pm

2 stops49h 25m

$1,399

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Wed 11/5

12:00 pm-1:10 pm

2 stops21h 10m

Castries George F. L. Charle

Mon 11/10

4:35 pm-3:15 pm

2 stops50h 40m

$4,098

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Wed 12/24

12:24 am-2:20 pm

1 stop9h 56m

$398

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

Tue 9/16

11:59 pm-2:23 pm

1 stop11h 24m

$2,914

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 July 2, 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 July 2, 2025.
Peruse reviews from past customers who have flown with Delta, JetBlue, and American Airlines 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
7,983 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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
7.3
Good
2,918 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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
7,983 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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.
WestJet
7.2
Good
2,912 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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.

  • 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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Alternative routes for San Francisco to Saint Lucia

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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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$425Average$757FlexibilityNo cancel feeOn-time71%
DeltaCheapest$517Average$785FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$529Average$815FlexibilityNo cancel feeOn-time62%

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