$349+ Cheap flights from San Francisco (SFO) to Saint Lucia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — UVF
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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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
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Best
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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 October 9, 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 October 9, 2026.
This Mytrip deal was found by Cheapflights users on 10/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:07 pm -
3 stops43h 33m
Sun 11/155:35 pm -
2 stops34h 45m
Deal found 10/8![Multiple Airlines logo]()
$706
This Gotogate deal was found by Cheapflights users on 10/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:25 am -
1 stop28h 15m
Thu 11/125:35 pm -
1 stop21h 35m
Deal found 10/8![Air Canada logo]()
$717
This Booking.com deal was found by Cheapflights users on 10/6. 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 11/284:40 pm -
1 stop20h 00m
Thu 12/35:35 pm -
1 stop31h 55m
Deal found 10/6![Air Canada logo]()
$744
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/287:53 pm -
2 stops13h 36m
Thu 12/34:41 pm -
2 stops19h 59m
Deal found 10/6![American Airlines logo]()
$761
This Mytrip deal was found by Cheapflights users on 10/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:25 am -
1 stop28h 15m
Thu 11/125:35 pm -
3 stops34h 45m
Deal found 10/8![Multiple Airlines logo]()
$788
This Air Canada deal was found by Cheapflights users on 10/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:45 pm -
2 stops45h 55m
Thu 12/35:35 pm -
1 stop26h 05m
Deal found 10/4![Air Canada logo]()
$796
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/1611:47 pm -
1 stop11h 54m
Wed 11/252:38 pm -
1 stop14h 20m
Deal found 10/6![American Airlines logo]()
$797
This Orbitz deal was found by Cheapflights users on 10/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:25 am -
2 stops30h 35m
Sat 12/1212:35 pm -
2 stops26h 35m
Deal found 10/7![Multiple Airlines logo]()
$1,036
This Booking.com deal was found by Cheapflights users on 10/6. 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 11/284:40 pm -
2 stops22h 20m
Thu 12/312:35 pm -
2 stops26h 35m
Deal found 10/6![Multiple Airlines logo]()
$1,134
This Trip.com deal was found by Cheapflights users on 10/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:00 pm -
2 stops27h 00m
Tue 11/1012:35 pm -
2 stops26h 35m
Deal found 10/8![Multiple Airlines logo]()
$1,229
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Fri 12/114:40 pm -
2 stops22h 20m
Sat 12/1912:35 pm -
3 stops31h 15m
Deal found 10/7![Multiple Airlines logo]()
$1,369
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Mon 12/78:25 am -
2 stops19h 45m
Tue 12/812:35 pm -
2 stops26h 35m
Deal found 10/7![Multiple Airlines logo]()
$1,381
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 October 9, 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 October 9, 2026.
This Air Canada deal was found by Cheapflights users on 10/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:45 pm -
2 stops45h 55m
Thu 12/35:35 pm -
1 stop26h 05m
Deal found 10/4![Air Canada logo]()
$796
This American Airlines deal was found by Cheapflights users on 10/5. 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.
Tue 2/239:35 pm -
1 stop13h 03m
Tue 3/23:39 pm -
1 stop13h 15m
Deal found 10/5![American Airlines logo]()
$797
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:21 pm -
3 stops46h 19m
Mon 11/95:35 pm -
1 stop21h 35m
Deal found 10/4![Multiple Airlines logo]()
$831
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/169:50 pm -
1 stop13h 14m
Wed 11/253:56 pm -
2 stops20h 47m
Deal found 10/6![American Airlines logo]()
$801
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Wed 11/49:50 pm -
1 stop13h 17m
Tue 11/104:07 pm -
2 stops22h 09m
Deal found 10/7![American Airlines logo]()
$876
This American Airlines deal was found by Cheapflights users on 10/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/45:00 pm -
2 stops17h 38m
Sun 4/113:28 pm -
2 stops22h 38m
Deal found 10/4![American Airlines logo]()
$907
This Booking.com deal was found by Cheapflights users on 10/6. 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 11/284:40 pm -
2 stops22h 20m
Thu 12/312:35 pm -
2 stops26h 35m
Deal found 10/6![Multiple Airlines logo]()
$1,134
This Trip.com deal was found by Cheapflights users on 10/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:00 pm -
2 stops27h 00m
Tue 11/1012:35 pm -
2 stops26h 35m
Deal found 10/8![Multiple Airlines logo]()
$1,229
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Fri 12/114:40 pm -
2 stops22h 20m
Sat 12/1912:35 pm -
3 stops31h 15m
Deal found 10/7![Multiple Airlines logo]()
$1,369
This Booking.com deal was found by Cheapflights users on 10/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/44:40 pm -
2 stops23h 20m
Sun 4/1112:35 pm -
2 stops25h 35m
Deal found 10/4![Multiple Airlines logo]()
$1,370
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Mon 12/78:25 am -
2 stops19h 45m
Tue 12/812:35 pm -
2 stops26h 35m
Deal found 10/7![Multiple Airlines logo]()
$1,381
This Booking.com deal was found by Cheapflights users on 10/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:40 pm -
2 stops22h 20m
Sun 11/2912:35 pm -
2 stops26h 35m
Deal found 10/4![Multiple Airlines logo]()
$1,586
Last-minute flights from San Francisco to Saint LuciaDiscover last-minute flight deals from San Francisco to Saint Lucia. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Saint Lucia. Data last updated October 9, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 10/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:30 am -
2 stops48h 35m
Tue 10/279:10 am -
2 stops31h 00m
Deal found 10/9![Multiple Airlines logo]()
$1,554
This Gotogate deal was found by Cheapflights users on 10/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:25 am -
1 stop28h 15m
Thu 11/125:35 pm -
1 stop21h 35m
Deal found 10/8![Air Canada logo]()
$717
This Mytrip deal was found by Cheapflights users on 10/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:25 am -
1 stop28h 15m
Thu 11/125:35 pm -
3 stops34h 45m
Deal found 10/8![Multiple Airlines logo]()
$788
This Trip.com deal was found by Cheapflights users on 10/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:00 pm -
2 stops27h 00m
Tue 11/1012:35 pm -
2 stops26h 35m
Deal found 10/8![Multiple Airlines logo]()
$1,229
This Mytrip deal was found by Cheapflights users on 10/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:07 pm -
3 stops43h 33m
Sun 11/155:35 pm -
2 stops34h 45m
Deal found 10/8![Multiple Airlines logo]()
$706
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/1611:47 pm -
1 stop11h 54m
Wed 11/252:38 pm -
1 stop14h 20m
Deal found 10/6![American Airlines logo]()
$797
This Gotogate deal was found by Cheapflights users on 10/7. 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.
Sat 11/214:40 pm -
2 stops22h 20m
Sat 11/2812:35 pm -
2 stops26h 35m
Deal found 10/7![Multiple Airlines logo]()
$1,949
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:45 pm -
2 stops25h 15m
Sun 11/2912:35 pm -
3 stops28h 10m
Deal found 10/4![Multiple Airlines logo]()
$1,530
This Booking.com deal was found by Cheapflights users on 10/6. 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 11/284:40 pm -
1 stop20h 00m
Thu 12/35:35 pm -
1 stop31h 55m
Deal found 10/6![Air Canada logo]()
$744
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/287:53 pm -
2 stops13h 36m
Thu 12/34:41 pm -
2 stops19h 59m
Deal found 10/6![American Airlines logo]()
$761
This Booking.com deal was found by Cheapflights users on 10/6. 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 11/284:40 pm -
2 stops22h 20m
Thu 12/312:35 pm -
2 stops26h 35m
Deal found 10/6![Multiple Airlines logo]()
$1,134
This Air Canada deal was found by Cheapflights users on 10/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:45 pm -
2 stops45h 55m
Thu 12/35:35 pm -
1 stop26h 05m
Deal found 10/4![Air Canada logo]()
$796
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 October 9, 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 October 9, 2026.
This Justfly.com deal was found by Cheapflights users on 10/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:45 pm -
2 stops21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Air Canada logo]()
$349
This American Airlines deal was found by Cheapflights users on 10/7. 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 12/711:55 pm -
1 stop11h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![American Airlines logo]()
$417
This Expedia deal was found by Cheapflights users on 10/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/712:00 pm -
2 stops27h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 10/8. 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.
Sat 12/1910:34 pm -
1 stop10h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![American Airlines logo]()
$806
This United Airlines deal was found by Cheapflights users on 10/5. 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 12/1812:55 am -
1 stop11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$962
This Air Canada deal was found by Cheapflights users on 10/6. 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.
Sat 12/199:05 pm -
2 stops15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$1,080
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 October 9, 2026.
Round-trip from | $706 (Mytrip) |
|---|---|
One-way from | $349 (Justfly.com) |
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 7,457,451 searches. Data last updated October 9, 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
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Mon 12/7
4:55 pm-4:40 pm
2 stops43h 45m
Castries Hewanorra
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$349
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Tue 12/8
4:40 pm-4:40 pm
1 stop20h 00m
Castries Hewanorra
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$349
San FranciscoCastries
SFO San Francisco - SLU Castries George F. L. Charle
SFOSLU
San Francisco
Mon 12/7
12:00 pm-7:00 pm
2 stops27h 00m
Castries George F. L. Charle
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$470
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Mon 11/30
2:45 pm-4:40 pm
2 stops45h 55m
Castries Hewanorra
Thu 12/3
5:35 pm-3:40 pm
1 stop26h 05m
$796
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Tue 2/23
9:35 pm-2:38 pm
1 stop13h 03m
Castries Hewanorra
Tue 3/2
3:39 pm-12:54 am
1 stop13h 15m
$797
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Mon 11/16
9:50 pm-3:04 pm
1 stop13h 14m
Castries Hewanorra
Wed 11/25
3:56 pm-8:43 am
2 stops20h 47m
$801
Quickest round-trip
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Sat 12/19
10:34 pm-12:58 pm
1 stop10h 24m
Castries Hewanorra
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$806
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Fri 11/6
2:21 pm-4:40 pm
3 stops46h 19m
Castries Hewanorra
Mon 11/9
5:35 pm-11:10 am
1 stop21h 35m
$831
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Wed 11/4
9:50 pm-3:07 pm
1 stop13h 17m
Castries Hewanorra
Tue 11/10
4:07 pm-10:16 am
2 stops22h 09m
$876
San FranciscoCastries
SFO San Francisco - UVF Castries Hewanorra
SFOUVF
San Francisco
Sun 4/4
5:00 pm-1:38 pm
2 stops17h 38m
Castries Hewanorra
Sun 4/11
3:28 pm-11:06 am
2 stops22h 38m
$907
Showing 1-10 of 17 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 August is currently the most expensive (average of $1,028). 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 October 9, 2026.
Peruse reviews from past customers who have flown with Delta,JetBlue, andAmerican 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.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
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.
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Alternative routes for San Francisco to Saint Lucia
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San Francisco and Saint Lucia flights
Browse other San Francisco and Saint Lucia flight options. Last updated on October 9, 2026.
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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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$296 | Average$858 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$573 | Average$890 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$636 | Average$849 | FlexibilityNo cancel fee | On-time62% |