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Saint Lucia

$616+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — UVF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap 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 October 30, 2025.

Round-trip from

$616
(Delta)
From San Antonio to Saint Lucia
Search Deals

Find 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 October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/125:20 amSAT - UVF
1 stop8h 33mAmerican Airlines
Fri 12/194:54 pmUVF - SAT
2 stops17h 25mAmerican Airlines
Deal found 10/27$719
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/156:20 pmSAT - UVF
1 stop16h 59mAmerican Airlines
Sat 11/222:19 pmUVF - SAT
1 stop11h 40mAmerican Airlines
Deal found 10/28$777
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/133:00 pmSAT - UVF
2 stops20h 19mAmerican Airlines
Sun 11/164:04 pmUVF - SAT
2 stops18h 20mAmerican Airlines
Deal found 10/28$857
This Delta deal was found by Cheapflights users on 10/28. 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 10/28$968
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/208:19 pmSAT - UVF
2 stops17h 34mAmerican Airlines
Fri 12/262:04 pmUVF - SAT
2 stops21h 15mAmerican Airlines
Deal found 10/29$1,098
This Mytrip deal was found by Cheapflights users on 10/28. 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 11/136:45 amSAT - UVF
2 stops31h 40mMultiple Airlines
Sun 11/165:15 pmUVF - SAT
3 stops27h 17mMultiple Airlines
Deal found 10/28$1,115

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 October 30, 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

Fri 2/6

5:20 am-3:05 pm

1 stop7h 45m

Castries Hewanorra

Wed 2/11

4:25 pm-12:41 am

1 stop10h 16m

$616

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Fri 2/6

4:40 pm-1:46 pm

2 stops19h 06m

Castries Hewanorra

Wed 2/11

5:02 pm-9:24 am

2 stops18h 22m

$621

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sun 3/8

6:50 pm-2:50 pm

2 stops19h 00m

Castries Hewanorra

Sat 3/14

2:20 pm-11:20 am

2 stops22h 00m

$747

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 11/15

6:20 pm-1:19 pm

1 stop16h 59m

Castries Hewanorra

Sat 11/22

2:19 pm-11:59 pm

1 stop11h 40m

$777

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sun 4/5

5:31 am-1:30 pm

1 stop6h 59m

Castries Hewanorra

Thu 4/9

3:35 pm-11:07 pm

1 stop8h 32m

$789

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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, April is the cheapest month in which you can book a flight from San Antonio to Saint Lucia (average of $267). Flying from San Antonio to Saint Lucia in October is currently the most expensive (average of $676). 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 30, 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
7,998 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 7h 45m. The distance from San Antonio to Saint Lucia is about 2628 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, April is the cheapest month in which you can book a flight from San Antonio to Saint Lucia (average of $267). Flying from San Antonio to Saint Lucia in October is currently the most expensive (average of $676). 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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Alternative routes for San Antonio to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$574Average$782FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$816FlexibilityNo cancel feeOn-timeN/A

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