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Castries

$333+ Cheap flights from San Francisco (SFO) to Castries (SLU)

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SLU
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from San Francisco to Castries

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Castries (SLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$963
(Trip.com)

One-way from

$333
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$756
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 Castries George F. L. Charle
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One-way flight from San Francisco to Castries George F. L. Charle
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Highest demand for flights based on searches. 9% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from San Francisco to Castries

Cheapest flights from San Francisco to Castries
Explore the most affordable flight options available from San Francisco to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. 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.
Sat 2/19:17 amSFO - SLU
2 stops22h 28mMultiple Airlines
Sun 2/912:30 pmSLU - SFO
2 stops32h 15mMultiple Airlines
Deal found 1/20$963
This Air Caraïbes deal was found by Cheapflights users on 1/20. 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 Caraïbes is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/87:55 pmSFO - SLU
2 stops62h 50mAir Caraïbes
Fri 3/214:00 pmSLU - SFO
2 stops56h 10mAir Caraïbes
Deal found 1/20$1,322

Find flights from San Francisco to Castries within your budget

Customize your flight search to find flights from San Francisco to Castries 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Sat 2/1

9:17 am-11:45 am

2 stops22h 28m

Castries George F. L. Charle

Sun 2/9

12:30 pm-4:45 pm

2 stops32h 15m

$963

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Sat 3/8

7:55 pm-2:45 pm

2 stops62h 50m

Castries George F. L. Charle

Fri 3/21

4:00 pm-9:10 pm

2 stops56h 10m

$1,322

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Thu 4/3

10:46 am-10:45 am

3 stops44h 59m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Compare providers for flights from San Francisco to Castries

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Castries in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Castries flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries 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.

Travel insights for flights from San Francisco to Castries

Get recent, data-driven insights about flights from San Francisco to Castries including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from San Francisco to Castries (average of $525). Flying from San Francisco to Castries in July is currently the most expensive (average of $767). 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 SLU?

Find hourly flight availability from San Francisco to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 39% on flights from San Francisco to Castries by exploring options for tickets at noon.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from San Francisco to Castries round-trip?

    According to our current data, Air Caraïbes ($1,322), offers the cheapest pricing from San Francisco to Castries.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Castries 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 Castries?

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Castries (average of $525). Flying from San Francisco to Castries in July is currently the most expensive (average of $767). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Gros Islet
Rodney Bay

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Top 2 airlines flying from San Francisco to Castries

Discover the top 2 airlines that operate flights from San Francisco to Castries. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$485Average$755FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$577Average$1,130FlexibilityNo cancel feeOn-time62%
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