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Castries

$629+ Cheap flights from San Antonio (SAT) to Castries (UVF)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — UVF
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from San Antonio to Castries

Cheapest flights from San Antonio to Castries
Explore the most affordable flight options available from San Antonio to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Delta deal was found by Cheapflights users on 12/15. 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.
Sun 12/215:10 amSAT - UVF
1 stop8h 20mDelta
Fri 12/264:50 pmUVF - SAT
1 stop9h 48mDelta
Deal found 12/15$1,664
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/215:48 pmSAT - UVF
2 stops20h 05mAmerican Airlines
Fri 12/264:54 pmUVF - SAT
2 stops17h 25mAmerican Airlines
Deal found 12/15$1,689
This WestJet deal was found by Cheapflights users on 12/12. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:45 pmSAT - UVF
2 stops20h 05mWestJet
Thu 1/13:40 pmUVF - SAT
2 stops32h 13mWestJet
Deal found 12/12$5,674

Find flight deals from San Antonio to Castries

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Castries (UVF). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$629
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$1,158
Provider with most accurate pricing for San Antonio-Castries Hewanorra flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Castries Hewanorra flights.
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From San Antonio to Castries Hewanorra
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 December 15, 2025.
Use the filters below to find and compare flights from San Antonio to Castries that are best for you.

Fly from

San Antonio

Fly to

Castries

Route

Depart

Return

Price

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Thu 1/29

5:10 am-4:02 pm

1 stop8h 52m

Castries Hewanorra

Thu 2/5

4:06 pm-11:58 pm

1 stop9h 52m

$629

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Thu 1/29

6:30 am-4:25 pm

3 stops31h 55m

Castries Hewanorra

Thu 2/5

3:40 pm-11:52 pm

2 stops34h 12m

$979

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 3/7

3:08 pm-2:18 pm

2 stops21h 10m

Castries Hewanorra

Sat 3/14

2:57 pm-12:50 pm

2 stops22h 53m

$1,017

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Compare providers for flights from San Antonio 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 Antonio to Castries in December.
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 Antonio-Castries flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Castries flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-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 Antonio-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 Antonio to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from San Antonio 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 Antonio to Castries

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

Currently, December is the cheapest month in which you can book a flight from San Antonio to Castries (average of $581). Flying from San Antonio to Castries in May is currently the most expensive (average of $710). 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.

How much does it cost to fly round-trip from San Antonio to Castries?

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. 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 Castries. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from San Antonio to Castries, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from San Antonio to Castries?

    Departing from San Antonio to Castries will take you 8h 52m. San Antonio and Castries are separated by a distance of 2628 mi.

  • What are the cheapest airlines flying from San Antonio to Castries round-trip?

    According to our current data, American Airlines ($596), and Delta ($606) offers the cheapest pricing from San Antonio to Castries. Users have found that American Airlines is 23% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Antonio to Castries (average of $581). Flying from San Antonio to Castries in May is currently the most expensive (average of $710). 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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Top 2 airlines flying from San Antonio to Castries

Discover the top 2 airlines that operate flights from San Antonio 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$596Average$815FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$859FlexibilityNo cancel feeOn-timeN/A

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