$176+ Cheap flights from San Diego (SAN) to Saint Thomas Island (STT)
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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STT
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Saint Thomas Island with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Diego to Saint Thomas Island
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Best
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One-way
Cheapest flights from San Diego to Saint Thomas IslandExplore the most affordable flight options available from San Diego to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from San Diego to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/106:28 pm -
2 stops13h 37m
Sun 12/133:35 pm -
1 stop9h 57m
Deal found 9/10![United Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 9/10. 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 12/3110:45 pm -
1 stop14h 48m
Thu 1/71:07 pm -
2 stops14h 50m
Deal found 9/10![American Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/1210:40 pm -
2 stops13h 23m
Wed 11/184:53 pm -
2 stops19h 47m
Deal found 9/11![American Airlines logo]()
$500
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Sun 10/189:25 pm -
1 stop12h 16m
Tue 10/273:46 pm -
2 stops20h 30m
Deal found 9/7![American Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/317:43 pm -
2 stops14h 48m
Thu 1/71:07 pm -
2 stops15h 22m
Deal found 9/10![United Airlines logo]()
$608
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/2612:58 pm -
2 stops20h 53m
Sun 10/41:41 pm -
1 stop11h 44m
Deal found 9/10![American Airlines logo]()
$660
Best flights from San Diego to Saint Thomas IslandDiscover carefully curated flight deals from San Diego to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from San Diego to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 12/106:28 pm -
2 stops13h 37m
Sun 12/133:35 pm -
1 stop9h 57m
Deal found 9/7![United Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/1210:40 pm -
2 stops13h 23m
Wed 11/184:53 pm -
2 stops19h 47m
Deal found 9/11![American Airlines logo]()
$500
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 2/199:52 pm -
1 stop13h 46m
Sun 2/286:36 pm -
1 stop21h 40m
Deal found 9/6![American Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 9/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/246:28 pm -
2 stops17h 52m
Thu 1/285:25 pm -
1 stop20h 55m
Deal found 9/6![United Airlines logo]()
$596
Last-minute flights from San Diego to Saint Thomas IslandDiscover last-minute flight deals from San Diego to Saint Thomas Island. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Saint Thomas Island. Data last updated September 11, 2026 and is based on user searches.
This United deal was found by Cheapflights users on 9/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:20 pm -
1 stop10h 47m
Fri 10/25:45 pm -
2 stops19h 04m
Deal found 9/7![Multiple Airlines logo]()
$679
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/251:50 pm -
2 stops20h 01m
Tue 9/291:41 pm -
2 stops22h 18m
Deal found 9/10![American Airlines logo]()
$803
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/2612:58 pm -
2 stops20h 53m
Sun 10/41:41 pm -
1 stop11h 44m
Deal found 9/10![American Airlines logo]()
$660
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:25 pm -
2 stops15h 00m
Sun 10/42:45 pm -
2 stops12h 50m
Deal found 9/7![Southwest logo]()
$710
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 pm -
2 stops15h 05m
Thu 10/82:50 pm -
2 stops12h 25m
Deal found 9/8![Southwest logo]()
$900
This United deal was found by Cheapflights users on 9/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:45 pm -
1 stop12h 13m
Thu 10/88:39 am -
2 stops16h 48m
Deal found 9/8![Multiple Airlines logo]()
$904
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Sun 10/189:25 pm -
1 stop12h 16m
Tue 10/273:46 pm -
2 stops20h 30m
Deal found 9/7![American Airlines logo]()
$558
One-way flights from San Diego to Saint Thomas IslandSearch for one-way flight options from San Diego to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from San Diego to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 1/219:55 pm -
1 stop12h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$176
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/57:41 pm -
2 stops16h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$221
This American Airlines deal was found by Cheapflights users on 9/10. 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 12/59:25 pm -
1 stop12h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$278
This deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:20 pm -
1 stop10h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/105:44 pm -
3 stops35h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/109:30 pm -
2 stops14h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$390
Find flight deals from San Diego to Saint Thomas Island
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $406 (American Airlines) |
One-way from | $176 (United Airlines) |
Popular in | June |
Cheapest in | August |
Average price | $740 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from San Diego to Saint Thomas Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Thu 1/21
6:28 pm-4:20 pm
2 stops17h 52m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$176
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Sat 12/5
7:41 pm-4:20 pm
2 stops16h 39m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$221
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Sat 10/24
10:30 pm-1:31 pm
1 stop12h 01m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$221
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Sat 12/5
9:25 pm-1:38 pm
1 stop12h 13m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$278
Quickest round-trip
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Fri 10/23
9:20 pm-11:07 am
1 stop10h 47m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$373
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Sat 10/10
5:44 pm-7:50 am
3 stops35h 06m
Saint Thomas Island Cyril E King
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$379
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Thu 12/10
6:28 pm-12:05 pm
2 stops13h 37m
Saint Thomas Island Cyril E King
Sun 12/13
3:35 pm-9:32 pm
1 stop9h 57m
$446
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Thu 11/12
10:40 pm-4:03 pm
2 stops13h 23m
Saint Thomas Island Cyril E King
Wed 11/18
4:53 pm-8:40 am
2 stops19h 47m
$500
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Fri 2/19
9:52 pm-3:38 pm
1 stop13h 46m
Saint Thomas Island Cyril E King
Sun 2/28
6:36 pm-12:16 pm
1 stop21h 40m
$507
San DiegoSaint Thomas Island
SAN San Diego - STT Saint Thomas Island Cyril E King
SANSTT
San Diego
Sun 1/24
6:28 pm-4:20 pm
2 stops17h 52m
Saint Thomas Island Cyril E King
Thu 1/28
5:25 pm-10:20 am
1 stop20h 55m
$596
Sorted by cheapest first
Compare providers for flights from San Diego 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 Diego to Saint Thomas Island in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-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 Diego-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Saint Thomas Island flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 Diego-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 Diego to Saint Thomas Island
Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from San Diego with our price prediction graph.
SAN-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 Diego 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 September 11, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from San Diego to Saint Thomas Island have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego 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 Diego and Saint Thomas Island flights
Browse other San Diego and Saint Thomas Island flight options. Last updated on September 11, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
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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 September 11, 2026.
Top 3 airlines flying from San Diego to Saint Thomas Island
Discover the top 3 airlines that operate flights from San Diego 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$666 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$319 | Average$515 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$487 | FlexibilityNo cancel fee | On-time69% |