$190+ Cheap flights from Saint Thomas Island (STT) to San Diego (SAN)
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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
STT — SAN
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from Saint Thomas Island to San Diego 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
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Cheapest flights from Saint Thomas Island to San DiegoExplore the most affordable flight options available from Saint Thomas Island to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Saint Thomas Island to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 11/131:07 pm -
2 stops15h 12m
Mon 11/164:01 pm -
2 stops16h 04m
Deal found 9/17![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 9/17. 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 12/223:54 pm -
1 stop21h 30m
Sat 1/210:45 pm -
1 stop14h 48m
Deal found 9/17![American Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/232:21 pm -
1 stop11h 22m
Fri 11/279:25 pm -
1 stop14h 32m
Deal found 9/17![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/19. 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 11/202:21 pm -
1 stop11h 22m
Sat 11/2810:35 pm -
1 stop13h 15m
Deal found 9/19![American Airlines logo]()
$541
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 11/233:45 pm -
2 stops19h 30m
Fri 11/278:00 pm -
2 stops15h 00m
Deal found 9/17![Southwest logo]()
$631
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/231:07 pm -
2 stops13h 33m
Fri 11/2710:30 pm -
1 stop12h 01m
Deal found 9/17![United Airlines logo]()
$654
This Southwest deal was found by Cheapflights users on 9/17. 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.
Tue 12/222:40 pm -
2 stops12h 50m
Sat 1/26:50 pm -
2 stops16h 10m
Deal found 9/17![Southwest logo]()
$660
This Southwest deal was found by Cheapflights users on 9/19. 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 11/203:45 pm -
2 stops19h 25m
Sat 11/286:25 pm -
2 stops15h 25m
Deal found 9/19![Southwest logo]()
$740
This CheapOair deal was found by Cheapflights users on 9/18. 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.
Fri 11/133:00 pm -
2 stops32h 14m
Mon 11/162:07 pm -
2 stops23h 01m
Deal found 9/18![Multiple Airlines logo]()
$927
Best flights from Saint Thomas Island to San DiegoDiscover carefully curated flight deals from Saint Thomas Island to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Saint Thomas Island to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 11/131:07 pm -
2 stops15h 12m
Mon 11/164:01 pm -
2 stops16h 04m
Deal found 9/17![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/133:15 pm -
1 stop12h 23m
Mon 11/1610:40 pm -
1 stop9h 36m
Deal found 9/17![American Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 11/233:45 pm -
2 stops19h 30m
Fri 11/278:00 pm -
2 stops15h 00m
Deal found 9/17![Southwest logo]()
$631
This CheapOair deal was found by Cheapflights users on 9/18. 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.
Fri 11/133:00 pm -
2 stops32h 14m
Mon 11/162:07 pm -
2 stops23h 01m
Deal found 9/18![Multiple Airlines logo]()
$927
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/232:21 pm -
1 stop11h 22m
Fri 11/279:25 pm -
1 stop14h 32m
Deal found 9/17![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/19. 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 11/204:53 pm -
2 stops19h 40m
Sat 11/289:45 pm -
1 stop11h 56m
Deal found 9/19![American Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/231:07 pm -
2 stops13h 33m
Fri 11/2710:30 pm -
1 stop12h 01m
Deal found 9/17![United Airlines logo]()
$654
This Southwest deal was found by Cheapflights users on 9/17. 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.
Tue 12/222:40 pm -
2 stops12h 50m
Sat 1/26:50 pm -
2 stops16h 10m
Deal found 9/17![Southwest logo]()
$660
This American Airlines deal was found by Cheapflights users on 9/17. 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 12/223:03 pm -
1 stop12h 56m
Sat 1/211:00 pm -
2 stops13h 22m
Deal found 9/17![American Airlines logo]()
$622
This Southwest deal was found by Cheapflights users on 9/19. 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 11/203:45 pm -
2 stops19h 25m
Sat 11/286:25 pm -
2 stops15h 25m
Deal found 9/19![Southwest logo]()
$740
One-way flights from Saint Thomas Island to San DiegoSearch for one-way flight options from Saint Thomas Island to San Diego. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Saint Thomas Island to San Diego. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This American Airlines deal was found by Cheapflights users on 9/18. 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 12/151:07 pm -
2 stops14h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![American Airlines logo]()
$190
This American Airlines deal was found by Cheapflights users on 9/16. 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 11/173:15 pm -
2 stops21h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$196
This Southwest deal was found by Cheapflights users on 9/17. 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.
Sun 11/222:40 pm -
2 stops20h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$248
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/161:07 pm -
2 stops15h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 11/163:20 pm -
2 stops20h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$348
This American Airlines deal was found by Cheapflights users on 9/16. 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 11/163:15 pm -
1 stop12h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/221:07 pm -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 9/17. 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 11/163:53 pm -
1 stop11h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$379
Find flight deals from Saint Thomas Island to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Saint Thomas Island (STT) to San Diego (SAN). 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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $376 (United Airlines) |
One-way from | $190 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Saint Thomas Island to San Diego 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 20, 2026.
Use the filters below to find and compare flights from Saint Thomas Island to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Tue 12/15
1:07 pm-11:54 pm
2 stops14h 47m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$190
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Tue 11/17
4:33 pm-8:36 am
2 stops20h 03m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$196
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Sun 11/22
2:40 pm-7:35 am
2 stops20h 55m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$248
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Mon 11/16
3:20 pm-7:20 am
2 stops20h 00m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$348
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Mon 11/16
3:15 pm-11:38 pm
1 stop12h 23m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$356
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Mon 11/16
1:07 pm-10:59 am
3 stops25h 52m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$374
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Fri 11/13
1:07 pm-12:19 am
2 stops15h 12m
San Diego
Mon 11/16
4:01 pm-12:05 pm
2 stops16h 04m
$376
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Fri 11/13
3:15 pm-11:38 pm
1 stop12h 23m
San Diego
Mon 11/16
10:40 pm-12:16 pm
1 stop9h 36m
$376
Quickest round-trip
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Mon 11/16
3:53 pm-11:32 pm
1 stop11h 39m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$379
Saint Thomas IslandSan Diego
STT Saint Thomas Island Cyril E King - SAN San Diego
STTSAN
Saint Thomas Island Cyril E King
Sun 10/18
2:45 pm-7:50 am
2 stops20h 05m
San Diego
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$399
Showing 1-10 of 18 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Saint Thomas Island-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint Thomas Island-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Saint Thomas Island-San Diego 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 Saint Thomas Island-San Diego 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 Saint Thomas Island to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Saint Thomas Island with our price prediction graph.
STT-SAN
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.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated September 20, 2026.
Read reviews from past customers who have flown American Airlines from Saint Thomas Island to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.0
Boarding
7.4
Comfort
7.2
Entertainment
6.8
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentRon,Aug 2026
LHR - LAX
Overall
7.0
Boarding
7.4
Comfort
7.2
Entertainment
6.8
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentRon,Aug 2026
LHR - LAX
Related info for your journey
Find useful and relevant information for your journey from Saint Thomas Island to San Diego. 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 San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
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Coronado
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La Mesa
Santee
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Lemon Grove
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Saint Thomas Island and San Diego flights
Browse other Saint Thomas Island and San Diego flight options. Last updated on September 20, 2026.
Other flights from Saint Thomas Island
Browse through other flights departing from Saint Thomas Island. Flights are based on user searches made on Cheapflights and were last updated on September 20, 2026.
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Top airline flying from Saint Thomas Island to San Diego
Discover the top airline that operate flights from Saint Thomas Island to San Diego. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$429 | Average$438 | FlexibilityNo cancel fee | On-time71% |