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Castries

$469+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SLU
Feb 4 — Feb 111
Wed 2/4
Wed 2/11
1 adult, Economy
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Cheap 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 5, 2026.

This Mytrip deal was found by Cheapflights users on 1/4. 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.
Tue 2/38:30 amSFO - SLU
2 stops21h 00mMultiple Airlines
Sat 2/76:20 pmSLU - SFO
2 stops22h 25mMultiple Airlines
Deal found 1/4$1,630
This Expedia deal was found by Cheapflights users on 1/3. 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 4/134:15 pmSFO - SLU
2 stops38h 15mMultiple Airlines
Fri 4/1712:15 pmSLU - SFO
3 stops36h 15mMultiple Airlines
Deal found 1/3$4,291

Find 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 5, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,630
(Mytrip)

One-way from

$469
(Kiwi.com)
Provider with most accurate pricing for San Francisco-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Castries George F. L. Charle flights.
Search Deals
From San Francisco to Castries George F. L. Charle
Search Deals
One-way flight from San Francisco to Castries George F. L. Charle
Search Deals

Cheapflights Fare Finder

 
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 5, 2026.
Use the filters below to find and compare flights from San Francisco to Castries that are best for you.

Fly from

San Francisco

Fly to

Castries

Route

Depart

Return

Price

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Tue 2/3

8:30 am-9:30 am

2 stops21h 00m

Castries George F. L. Charle

Sat 2/7

6:20 pm-12:45 pm

2 stops22h 25m

$1,630

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Mon 4/13

4:15 pm-9:30 am

2 stops38h 15m

Castries George F. L. Charle

Fri 4/17

12:15 pm-9:30 pm

3 stops36h 15m

$4,291

San FranciscoCastries

SFO - SLU

SFOSLU

San Francisco

Thu 2/5

9:16 am-1:10 pm

2 stops47h 54m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

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 Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Castries flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Castries

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

Currently, February is the cheapest month in which you can book a flight from San Francisco to Castries (average of $328). Flying from San Francisco to Castries in June is currently the most expensive (average of $979). 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.

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.

  • 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, February is the cheapest month in which you can book a flight from San Francisco to Castries (average of $328). Flying from San Francisco to Castries in June is currently the most expensive (average of $979). 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 Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay
Marigot Bay

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