$290+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — UVF
Sep 11 — Sep 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to Saint Lucia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Saint Lucia
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to Saint LuciaExplore 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 August 12, 2026.
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 August 12, 2026.
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:45 pm -
1 stop15h 29m
Mon 11/25:40 pm -
1 stop23h 30m
Deal found 8/10![Multiple Airlines logo]()
$671
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:45 pm -
2 stops45h 55m
Mon 11/25:40 pm -
1 stop23h 30m
Deal found 8/10![Air Canada logo]()
$678
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/259:54 pm -
1 stop13h 08m
Sat 10/33:02 pm -
1 stop11h 57m
Deal found 8/11![American Airlines logo]()
$680
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 9/29:35 pm -
1 stop13h 14m
Wed 9/93:02 pm -
2 stops22h 10m
Deal found 8/11![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/129:54 pm -
1 stop13h 08m
Sun 9/203:02 pm -
2 stops22h 50m
Deal found 8/9![American Airlines logo]()
$715
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Sat 9/126:00 am -
2 stops28h 40m
Sun 9/202:30 pm -
1 stop24h 45m
Deal found 8/7![Multiple Airlines logo]()
$727
This Air Canada deal was found by Cheapflights users on 8/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:35 pm -
2 stops43h 05m
Fri 12/115:40 pm -
1 stop21h 25m
Deal found 8/8![Air Canada logo]()
$774
This Booking.com deal was found by Cheapflights users on 8/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:00 pm -
2 stops21h 40m
Sun 9/202:30 pm -
2 stops24h 30m
Deal found 8/7![WestJet logo]()
$793
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:40 am -
2 stops30h 20m
Sun 11/293:45 pm -
2 stops47h 20m
Deal found 8/9![Multiple Airlines logo]()
$941
This Gotogate deal was found by Cheapflights users on 8/7. 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 10/410:51 pm -
2 stops17h 09m
Fri 10/912:35 pm -
2 stops25h 09m
Deal found 8/7![Multiple Airlines logo]()
$1,159
This Gotogate deal was found by Cheapflights users on 8/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:45 pm -
2 stops17h 15m
Mon 9/712:35 pm -
2 stops26h 59m
Deal found 8/9![Multiple Airlines logo]()
$1,645
This Mytrip deal was found by Cheapflights users on 8/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:40 pm -
2 stops22h 20m
Sat 1/212:35 pm -
3 stops28h 10m
Deal found 8/10![Multiple Airlines logo]()
$2,282
Best flights from San Francisco to Saint LuciaDiscover carefully curated flight deals from San Francisco to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from San Francisco to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/259:54 pm -
1 stop13h 08m
Sat 10/33:02 pm -
1 stop11h 57m
Deal found 8/10![American Airlines logo]()
$680
This Gotogate deal was found by Cheapflights users on 8/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/84:40 pm -
2 stops22h 20m
Fri 1/1512:35 pm -
2 stops26h 30m
Deal found 8/9![Multiple Airlines logo]()
$1,210
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Mon 11/166:34 pm -
2 stops14h 58m
Wed 11/252:38 pm -
1 stop14h 28m
Deal found 8/7![American Airlines logo]()
$685
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/269:54 pm -
1 stop13h 08m
Sat 10/33:02 pm -
2 stops24h 07m
Deal found 8/11![American Airlines logo]()
$685
This American Airlines deal was found by Cheapflights users on 8/8. 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 9/29:35 pm -
1 stop13h 14m
Wed 9/93:02 pm -
2 stops22h 10m
Deal found 8/8![American Airlines logo]()
$690
This Mytrip deal was found by Cheapflights users on 8/7. 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 10/48:30 am -
2 stops28h 35m
Fri 10/96:00 pm -
3 stops26h 17m
Deal found 8/7![Multiple Airlines logo]()
$1,353
This Gotogate deal was found by Cheapflights users on 8/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:45 pm -
2 stops17h 15m
Mon 9/712:35 pm -
2 stops26h 59m
Deal found 8/9![Multiple Airlines logo]()
$1,645
This Mytrip deal was found by Cheapflights users on 8/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:40 pm -
2 stops22h 20m
Sat 1/212:35 pm -
3 stops28h 10m
Deal found 8/10![Multiple Airlines logo]()
$2,282
This Booking.com deal was found by Cheapflights users on 8/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:40 pm -
2 stops22h 20m
Tue 12/2912:35 pm -
2 stops26h 30m
Deal found 8/7![Multiple Airlines logo]()
$2,554
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/244:40 pm -
2 stops22h 20m
Sun 11/296:55 pm -
3 stops44h 10m
Deal found 8/9![Multiple Airlines logo]()
$2,993
Last-minute flights from San Francisco to Saint LuciaDiscover last-minute flight deals from San Francisco to Saint Lucia. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Saint Lucia. Data last updated August 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 9/29:35 pm -
1 stop13h 14m
Wed 9/93:02 pm -
2 stops22h 10m
Deal found 8/11![American Airlines logo]()
$690
This Gotogate deal was found by Cheapflights users on 8/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:45 pm -
2 stops17h 15m
Mon 9/712:35 pm -
2 stops26h 59m
Deal found 8/9![Multiple Airlines logo]()
$1,645
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/129:54 pm -
1 stop13h 08m
Sun 9/203:02 pm -
2 stops22h 50m
Deal found 8/9![American Airlines logo]()
$715
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Sat 9/126:00 am -
2 stops28h 40m
Sun 9/202:30 pm -
1 stop24h 45m
Deal found 8/7![Multiple Airlines logo]()
$727
This Booking.com deal was found by Cheapflights users on 8/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:00 pm -
2 stops21h 40m
Sun 9/202:30 pm -
2 stops24h 30m
Deal found 8/7![WestJet logo]()
$793
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/199:54 pm -
1 stop13h 08m
Sat 9/263:02 pm -
1 stop11h 57m
Deal found 8/9![American Airlines logo]()
$817
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/259:54 pm -
1 stop13h 08m
Sat 10/33:02 pm -
1 stop11h 57m
Deal found 8/11![American Airlines logo]()
$680
One-way flights from San Francisco to Saint LuciaSearch for one-way flight options from San Francisco to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from San Francisco to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 12/39:35 pm -
1 stop14h 06m
Deal found 8/11![American Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:30 pm -
1 stop12h 55m
Deal found 8/11![United Airlines logo]()
$350
This Air Canada deal was found by Cheapflights users on 8/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:35 pm -
2 stops43h 05m
Deal found 8/11![Air Canada logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:14 pm -
3 stops45h 41m
Deal found 8/11![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:15 am -
3 stops25h 40m
Deal found 8/11![Multiple Airlines logo]()
$378
This Travelocity deal was found by Cheapflights users on 8/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/265:35 pm -
2 stops43h 05m
Deal found 8/11![Air Canada logo]()
$522
This Travelocity deal was found by Cheapflights users on 8/12. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:25 am -
2 stops52h 15m
Deal found 8/12![Air Canada logo]()
$775
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 12/2610:09 pm -
1 stop12h 39m
Deal found 8/11![American Airlines logo]()
$804
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:40 pm -
1 stop20h 00m
Deal found 8/9![Air Canada logo]()
$821
This American Airlines deal was found by Cheapflights users on 8/12. 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 12/1712:37 am -
1 stop10h 10m
Deal found 8/12![American Airlines logo]()
$898
This Booking.com deal was found by Cheapflights users on 8/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:40 am -
2 stops30h 20m
Deal found 8/11![Multiple Airlines logo]()
$1,544
Find 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 August 12, 2026.
Round-trip from | $666 (Expedia) |
|---|---|
One-way from | $290 (American Airlines) |
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 August 12, 2026.
Use the filters below to find and compare flights from San Francisco to Saint Lucia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Fri 9/25
9:54 pm-2:02 pm
1 stop13h 08m
Castries Hewanorra
Sat 10/3
3:02 pm-11:59 pm
1 stop11h 57m
$680
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Mon 11/16
6:34 pm-1:32 pm
2 stops14h 58m
Castries Hewanorra
Wed 11/25
2:38 pm-1:06 am
1 stop14h 28m
$685
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Sat 9/26
9:54 pm-2:02 pm
1 stop13h 08m
Castries Hewanorra
Sat 10/3
3:02 pm-12:09 pm
2 stops24h 07m
$685
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Wed 9/2
9:35 pm-1:49 pm
1 stop13h 14m
Castries Hewanorra
Wed 9/9
3:02 pm-10:12 am
2 stops22h 10m
$690
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Fri 1/8
4:40 pm-7:00 pm
2 stops22h 20m
Castries George F. L. Charle
Fri 1/15
12:35 pm-11:05 am
2 stops26h 30m
$1,210
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Sun 10/4
8:30 am-4:05 pm
2 stops28h 35m
Castries George F. L. Charle
Fri 10/9
6:00 pm-5:17 pm
3 stops26h 17m
$1,353
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Thu 9/3
10:45 pm-7:00 pm
2 stops17h 15m
Castries George F. L. Charle
Mon 9/7
12:35 pm-12:34 pm
2 stops26h 59m
$1,645
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Mon 12/28
4:40 pm-7:00 pm
2 stops22h 20m
Castries George F. L. Charle
Sat 1/2
12:35 pm-12:45 pm
3 stops28h 10m
$2,282
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Sat 12/19
4:40 pm-7:00 pm
2 stops22h 20m
Castries George F. L. Charle
Tue 12/29
12:35 pm-11:05 am
2 stops26h 30m
$2,554
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Tue 11/24
4:40 pm-7:00 pm
2 stops22h 20m
Castries George F. L. Charle
Sun 11/29
6:55 pm-11:05 am
3 stops44h 10m
$2,993
Showing 1-10 of 18 resultsSorted by cheapest first
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.
SFO-UVF
SFO-SLU
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
SFO-LC0
SFO-UVF
SFO-SLU
What is the cheapest month to book a flight from San Francisco to Saint Lucia?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Saint Lucia (average of $707). Flying from San Francisco to Saint Lucia in June is currently the most expensive (average of $1,313). 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.
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 August 12, 2026.
Peruse reviews from past customers who have flown with Delta,American Airlines, andJetBlue 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.
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
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 Saint Lucia. 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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for San Francisco to Saint Lucia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Saint Lucia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Saint Lucia by cabin class
Find flights from San Francisco to Saint Lucia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Saint Lucia flights
Browse other San Francisco and Saint Lucia flight options. Last updated on August 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$296 | Average$821 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$573 | Average$890 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$636 | Average$849 | FlexibilityNo cancel fee | On-time62% |