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Saint Lucia

$629+ Cheap flights from San Antonio (SAT) 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — UVF
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from San Antonio to Saint Lucia

Cheapest flights from San Antonio to Saint Lucia
Explore the most affordable flight options available from San Antonio to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 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.
dom. 12/215:10 amSAT - UVF
1 stop8h 20mDelta
vie. 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.
dom. 12/215:48 pmSAT - UVF
2 stops20h 05mAmerican Airlines
vie. 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.
mié. 12/244:45 pmSAT - UVF
2 stops20h 05mWestJet
jue. 1/13:40 pmUVF - SAT
2 stops32h 13mWestJet
Deal found 12/12$5,674

Find flight deals from San Antonio to Saint Lucia

Keep the following information in mind while searching for San Antonio to Saint Lucia flight deals. Data was last updated diciembre 15, 2025.

Round-trip from

$629
(American Airlines)
From San Antonio to Saint Lucia
Search Deals

Cheapflights Fare Finder

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

Fly from

San Antonio

Fly to

Saint Lucia

Route

Depart

Return

Price

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

jue. 1/29

5:10 am-4:02 pm

1 stop8h 52m

Castries Hewanorra

jue. 2/5

4:06 pm-11:58 pm

1 stop9h 52m

$629

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

jue. 1/29

6:30 am-4:25 pm

3 stops31h 55m

Castries Hewanorra

jue. 2/5

3:40 pm-11:52 pm

2 stops34h 12m

$979

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

sáb. 3/7

3:08 pm-2:18 pm

2 stops21h 10m

Castries Hewanorra

sáb. 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

Best time to book a flight from San Antonio to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia 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 Saint Lucia

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

Currently, December is the cheapest month in which you can book a flight from San Antonio to Saint Lucia (average of $581). Flying from San Antonio to Saint Lucia 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.

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 diciembre 15, 2025.
Read through reviews of airlines operating flights from San Antonio to Saint Lucia, 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 Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Saint Lucia?

    Located just 7.6 mi from the city center, San Antonio (SAT) is the airport most travelers will use when flying to Saint Lucia from San Antonio.

  • How long is the flight from San Antonio to Saint Lucia?

    Departing from San Antonio to Saint Lucia will take you 21h 10m. The distance from San Antonio to Saint Lucia is about 2628 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Saint Lucia 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 Saint Lucia?

    Currently, December is the cheapest month in which you can book a flight from San Antonio to Saint Lucia (average of $581). Flying from San Antonio to Saint Lucia 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 Saint Lucia

Discover the top 2 airlines that operate flights from San Antonio 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 diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$596Average$827FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$859FlexibilityNo cancel feeOn-timeN/A

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