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$253+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — UVF
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
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 abril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$522
(American Airlines)

One-way from

$253
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$917
Provider with most accurate pricing for San Francisco-Castries George F. L. Charle flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Castries George F. L. Charle flights.
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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. 14% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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.
lun. 11/31:24 pmSFO - UVF
1 stop19h 36mAmerican Airlines
lun. 11/175:15 pmUVF - SFO
1 stop22h 30mAmerican Airlines
Deal found 4/17$517
This United Airlines deal was found by Cheapflights users on 4/16. 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.
vie. 10/249:15 pmSFO - UVF
1 stop13h 16mUnited Airlines
sáb. 11/112:52 pmUVF - SFO
1 stop12h 47mUnited Airlines
Deal found 4/16$607
This Mytrip deal was found by Cheapflights users on 4/16. 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.
sáb. 6/74:50 pmSFO - UVF
1 stop17h 55mMultiple Airlines
vie. 6/133:10 pmUVF - SFO
1 stop23h 02mMultiple Airlines
Deal found 4/16$737
This Delta deal was found by Cheapflights users on 4/17. 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.
lun. 6/99:35 pmSFO - UVF
1 stop13h 41mDelta
mié. 6/183:36 pmUVF - SFO
2 stops21h 49mDelta
Deal found 4/17$852
This JetBlue deal was found by Cheapflights users on 4/16. 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.
lun. 6/910:45 pmSFO - UVF
1 stop12h 17mJetBlue
mié. 6/185:40 pmUVF - SFO
1 stop19h 40mJetBlue
Deal found 4/16$876
This Mytrip deal was found by Cheapflights users on 4/16. 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.
mié. 6/1810:15 amSFO - SLU
3 stops29h 45mMultiple Airlines
lun. 6/234:35 pmSLU - SFO
3 stops27h 39mMultiple Airlines
Deal found 4/16$1,101

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 abril 17, 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

vie. 4/25

1:32 pm-2:00 pm

1 stop21h 28m

Castries Hewanorra

sáb. 5/3

3:00 pm-9:37 am

2 stops21h 37m

$682

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

sáb. 6/7

4:50 pm-1:45 pm

1 stop17h 55m

Castries Hewanorra

vie. 6/13

3:10 pm-11:12 am

1 stop23h 02m

$737

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

lun. 6/9

9:35 pm-2:16 pm

1 stop13h 41m

Castries Hewanorra

mié. 6/18

3:36 pm-10:25 am

2 stops21h 49m

$852

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

lun. 6/9

10:45 pm-2:02 pm

1 stop12h 17m

Castries Hewanorra

mié. 6/18

5:40 pm-10:20 am

1 stop19h 40m

$876

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

mié. 6/18

10:15 am-7:00 pm

3 stops29h 45m

Castries George F. L. Charle

lun. 6/23

4:35 pm-5:14 pm

3 stops27h 39m

$1,101

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

dom. 6/15

4:35 pm-2:15 pm

2 stops42h 40m

$324

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

dom. 6/15

6:05 pm-2:15 pm

3 stops41h 10m

$364

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

vie. 6/6

8:25 pm-11:05 am

1 stop11h 40m

$404

San FranciscoCastries

SFO - UVF

SFOUVF

San Francisco

dom. 6/15

9:35 pm-2:16 pm

1 stop13h 41m

$438

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

dom. 6/15

1:30 pm-3:50 pm

2 stops23h 20m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 11 results
1
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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 abril 17, 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 abril 17, 2025.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
2,926 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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.
Air Canada
7.0
Good
9,143 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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.

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

    $253 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and JetBlue, with prices starting from $324 and $404, respectively.

  • 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$425Average$786FlexibilityNo cancel feeOn-time71%
DeltaCheapest$513Average$765FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$563Average$815FlexibilityNo cancel feeOn-time62%

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