$243+ Cheap flights from San Antonio (SAT) to Saint Thomas Island (STT)
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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — STT
Apr 8 — Apr 151
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Saint Thomas Island with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Saint Thomas Island
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Best
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Cheapest flights from San Antonio to Saint Thomas IslandExplore the most affordable flight options available from San Antonio to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.
Explore the most affordable flight options available from San Antonio to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Tue 5/123:11 pm
SAT
- STT
2 stops19h 24m
American Airlines
Mon 5/185:05 pm
STT
- SAT
2 stops17h 31m
American Airlines
Deal found 3/6![American Airlines logo]()
$250
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Wed 5/68:31 pm
SAT
- STT
2 stops18h 44m
American Airlines
Wed 5/135:05 pm
STT
- SAT
2 stops17h 31m
American Airlines
Deal found 3/5![American Airlines logo]()
$255
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:13 am
SAT
- STT
1 stop7h 32m
Delta
Tue 3/3112:49 pm
STT
- SAT
1 stop12h 49m
Delta
Deal found 3/4![Delta logo]()
$260
This American Airlines deal was found by Cheapflights users on 3/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:25 am
SAT
- STT
1 stop9h 50m
American Airlines
Thu 5/214:48 pm
STT
- SAT
1 stop8h 14m
American Airlines
Deal found 3/4![American Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 3/6. 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.
Mon 3/165:10 am
SAT
- STT
1 stop7h 37m
Delta
Wed 3/2512:49 pm
STT
- SAT
1 stop12h 49m
Delta
Deal found 3/6![Delta logo]()
$285
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Wed 3/185:53 pm
SAT
- STT
1 stop16h 13m
American Airlines
Tue 3/313:40 pm
STT
- SAT
2 stops17h 43m
American Airlines
Deal found 3/7![American Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Mon 3/165:53 pm
SAT
- STT
1 stop17h 12m
American Airlines
Wed 3/251:53 pm
STT
- SAT
2 stops11h 06m
American Airlines
Deal found 3/5![American Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 3/5. 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 8/166:30 pm
SAT
- STT
2 stops17h 22m
American Airlines
Thu 8/204:55 pm
STT
- SAT
1 stop7h 30m
American Airlines
Deal found 3/5![American Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/232:40 pm
SAT
- STT
1 stop21h 46m
Multiple Airlines
Tue 3/314:35 pm
STT
- SAT
1 stop17h 52m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:10 am
SAT
- STT
1 stop8h 35m
Delta
Mon 3/2312:49 pm
STT
- SAT
1 stop8h 41m
Delta
Deal found 3/4![Delta logo]()
$330
Best flights from San Antonio to Saint Thomas IslandDiscover carefully curated flight deals from San Antonio to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 9, 2026.
Discover carefully curated flight deals from San Antonio to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 9, 2026.
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:13 am
SAT
- STT
1 stop7h 32m
Delta
Tue 3/3112:49 pm
STT
- SAT
1 stop12h 49m
Delta
Deal found 3/4![Delta logo]()
$260
This American Airlines deal was found by Cheapflights users on 3/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/188:08 pm
SAT
- STT
2 stops17h 38m
American Airlines
Tue 3/313:40 pm
STT
- SAT
2 stops17h 43m
American Airlines
Deal found 3/4![American Airlines logo]()
$260
This CheapOair deal was found by Cheapflights users on 3/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:22 pm
SAT
- STT
2 stops25h 06m
Spirit Airlines
Tue 3/314:35 pm
STT
- SAT
2 stops20h 52m
Spirit Airlines
Deal found 3/5![Spirit Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:50 pm
SAT
- STT
1 stop20h 41m
United Airlines
Thu 4/232:10 pm
STT
- SAT
1 stop9h 48m
United Airlines
Deal found 3/7![United Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:10 am
SAT
- STT
1 stop8h 35m
Delta
Mon 3/2312:49 pm
STT
- SAT
1 stop8h 41m
Delta
Deal found 3/4![Delta logo]()
$330
Last-minute flights from San Antonio to Saint Thomas IslandDiscover last-minute flight deals from San Antonio to Saint Thomas Island. Data last updated March 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Saint Thomas Island. Data last updated March 9, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/6. 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.
Mon 3/165:10 am
SAT
- STT
1 stop7h 37m
Delta
Wed 3/2512:49 pm
STT
- SAT
1 stop12h 49m
Delta
Deal found 3/6![Delta logo]()
$285
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Mon 3/165:00 am
SAT
- STT
1 stop7h 03m
American Airlines
Wed 3/252:43 pm
STT
- SAT
1 stop8h 36m
American Airlines
Deal found 3/5![American Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:13 am
SAT
- STT
1 stop7h 32m
Delta
Tue 3/3112:49 pm
STT
- SAT
1 stop12h 49m
Delta
Deal found 3/4![Delta logo]()
$260
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Wed 3/185:00 am
SAT
- STT
2 stops10h 29m
American Airlines
Tue 3/313:40 pm
STT
- SAT
2 stops17h 43m
American Airlines
Deal found 3/7![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:10 am
SAT
- STT
1 stop8h 35m
Delta
Mon 3/2312:49 pm
STT
- SAT
1 stop8h 41m
Delta
Deal found 3/4![Delta logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/232:40 pm
SAT
- STT
1 stop21h 46m
Multiple Airlines
Tue 3/314:35 pm
STT
- SAT
1 stop17h 52m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 3/8. 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 4/128:31 pm
SAT
- STT
2 stops18h 44m
American Airlines
Tue 4/145:05 pm
STT
- SAT
1 stop7h 10m
American Airlines
Deal found 3/8![American Airlines logo]()
$250
This CheapOair deal was found by Cheapflights users on 3/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:22 am
SAT
- STT
1 stop28h 06m
Spirit Airlines
Tue 4/142:36 pm
STT
- SAT
1 stop23h 41m
Spirit Airlines
Deal found 3/8![Spirit Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 3/5. 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 4/175:25 am
SAT
- STT
1 stop9h 50m
American Airlines
Mon 4/2012:25 pm
STT
- SAT
1 stop11h 50m
American Airlines
Deal found 3/5![American Airlines logo]()
$359
One-way flights from San Antonio to Saint Thomas IslandSearch for one-way flight options from San Antonio to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated March 9, 2026.
Search for one-way flight options from San Antonio to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated March 9, 2026.
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:40 am
SAT
- STT
1 stop7h 03m
United Airlines
Deal found 3/8![United Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 3/6. 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 3/226:13 am
SAT
- STT
1 stop7h 32m
Delta
Deal found 3/6![Delta logo]()
$442
Find flight deals from San Antonio to Saint Thomas Island
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Saint Thomas Island (STT). 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 March 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $250 (American Airlines) |
One-way from | $243 (United Airlines) |
Popular in | June |
Cheapest in | April |
Average price | $418 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Saint Thomas Island 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 March 9, 2026.
Use the filters below to find and compare flights from San Antonio to Saint Thomas Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 3/18
6:13 am-2:45 pm
1 stop7h 32m
Saint Thomas Island Cyril E King
Tue 3/31
12:49 pm-12:38 am
1 stop12h 49m
$260
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 3/18
8:08 pm-2:46 pm
2 stops17h 38m
Saint Thomas Island Cyril E King
Tue 3/31
3:40 pm-8:23 am
2 stops17h 43m
$260
Quickest round-trip
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Thu 3/19
5:10 am-2:45 pm
1 stop8h 35m
Saint Thomas Island Cyril E King
Mon 3/23
12:49 pm-8:30 pm
1 stop8h 41m
$330
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 3/18
1:22 pm-3:28 pm
2 stops25h 06m
Saint Thomas Island Cyril E King
Tue 3/31
4:35 pm-12:27 pm
2 stops20h 52m
$423
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Mon 4/20
5:50 pm-3:31 pm
1 stop20h 41m
Saint Thomas Island Cyril E King
Thu 4/23
2:10 pm-10:58 pm
1 stop9h 48m
$503
Cheapest one-way
Quickest one-way
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Sat 4/25
7:40 am-3:43 pm
1 stop7h 03m
$243
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Sun 3/22
6:13 am-2:45 pm
1 stop7h 32m
$442
Sorted by cheapest first
Compare providers for flights from San Antonio to Saint Thomas Island
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 Saint Thomas Island in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Antonio-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Saint Thomas Island flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Saint Thomas Island 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 Antonio-Saint Thomas Island 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 Saint Thomas Island
Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from San Antonio with our price prediction graph.
SAT-STT
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 Thomas Island
What is the cheapest month to book a flight from San Antonio to Saint Thomas Island?
Currently, March is the cheapest month in which you can book a flight from San Antonio to Saint Thomas Island (average of $219). Flying from San Antonio to Saint Thomas Island in October is currently the most expensive (average of $389). 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 Saint Thomas Island?
Reviews of airlines servicing Saint Thomas Island
Get insights into the airlines that provide service to Saint Thomas Island. 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 Thomas Island. Reviews last updated March 9, 2026.
Read through reviews of airlines operating flights from San Antonio to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Saint Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Saint Thomas Island?
Book flights to Saint Thomas Island if you plan to visit one of these locationsSt. John
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San Antonio and Saint Thomas Island flights
Browse other San Antonio and Saint Thomas Island flight options. Last updated on March 9, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on March 9, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Saint Thomas Island
Explore flights to Saint Thomas Island departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 9, 2026.
Top 4 airlines flying from San Antonio to Saint Thomas Island
Discover the top 4 airlines that operate flights from San Antonio to Saint Thomas Island. 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 March 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$596 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$289 | Average$566 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$300 | Average$440 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$315 | Average$349 | FlexibilityNo cancel fee | On-timeN/A |