$170+ Cheap flights from Saint Thomas Island (STT) to San Diego (SAN)
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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
STT — SAN
Aug 31 — Sep 71
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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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 Saint Thomas Island to San Diego
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Best
Last-minute
One-way
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 August 1, 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 August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/203:43 pm
STT
- SAN
2 stops20h 07m
American Airlines
Mon 8/3112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/28![American Airlines logo]()
$584
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:35 pm
STT
- SAN
2 stops11h 55m
Southwest
Thu 9/1710:40 pm
SAN
- STT
2 stops12h 10m
Southwest
Deal found 7/29![Southwest logo]()
$635
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/241:49 pm
STT
- SAN
1 stop12h 00m
American Airlines
Tue 9/112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/27![American Airlines logo]()
$860
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:52 pm
STT
- SAN
1 stop9h 27m
Delta
Thu 9/179:45 pm
SAN
- STT
1 stop12h 57m
Delta
Deal found 7/29![Delta logo]()
$871
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Mon 8/245:45 pm
STT
- SAN
2 stops28h 44m
Multiple Airlines
Tue 9/18:17 pm
SAN
- STT
2 stops15h 38m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$906
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:45 pm
STT
- SAN
2 stops30h 21m
JetBlue
Mon 8/318:17 pm
SAN
- STT
1 stop13h 46m
JetBlue
Deal found 7/30![JetBlue logo]()
$929
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 August 1, 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 August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 8/203:43 pm
STT
- SAN
2 stops20h 07m
American Airlines
Mon 8/3112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/29![American Airlines logo]()
$620
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:35 pm
STT
- SAN
2 stops11h 55m
Southwest
Thu 9/1710:40 pm
SAN
- STT
2 stops12h 10m
Southwest
Deal found 7/29![Southwest logo]()
$635
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:45 pm
STT
- SAN
2 stops30h 21m
JetBlue
Mon 8/318:17 pm
SAN
- STT
1 stop13h 46m
JetBlue
Deal found 7/30![JetBlue logo]()
$929
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:45 pm
STT
- SAN
2 stops28h 44m
Multiple Airlines
Tue 9/18:17 pm
SAN
- STT
2 stops15h 38m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$944
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:52 pm
STT
- SAN
1 stop9h 27m
Delta
Thu 9/177:11 pm
SAN
- STT
2 stops15h 31m
Delta
Deal found 7/29![Delta logo]()
$1,052
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/241:49 pm
STT
- SAN
2 stops21h 23m
American Airlines
Tue 9/112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/27![American Airlines logo]()
$860
Last-minute flights from Saint Thomas Island to San DiegoDiscover last-minute flight deals from Saint Thomas Island to San Diego. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Saint Thomas Island to San Diego. Data last updated August 1, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/203:43 pm
STT
- SAN
2 stops20h 07m
American Airlines
Mon 8/3112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/28![American Airlines logo]()
$584
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:45 pm
STT
- SAN
2 stops30h 21m
JetBlue
Mon 8/318:17 pm
SAN
- STT
1 stop13h 46m
JetBlue
Deal found 7/30![JetBlue logo]()
$929
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/241:49 pm
STT
- SAN
1 stop12h 00m
American Airlines
Tue 9/112:48 pm
SAN
- STT
2 stops21h 05m
American Airlines
Deal found 7/27![American Airlines logo]()
$860
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Mon 8/245:45 pm
STT
- SAN
2 stops28h 44m
Multiple Airlines
Tue 9/18:17 pm
SAN
- STT
2 stops15h 38m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$906
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 August 1, 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 August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/31. 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 10/71:48 pm
STT
- SAN
1 stop11h 55m
American Airlines
Deal found 7/31![American Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 7/31. 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.
Thu 10/82:50 pm
STT
- SAN
2 stops12h 05m
Southwest
Deal found 7/31![Southwest logo]()
$249
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/261:41 pm
STT
- SAN
2 stops22h 19m
American Airlines
Deal found 7/27![American Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:09 pm
STT
- SAN
1 stop12h 15m
United Airlines
Deal found 7/27![United Airlines logo]()
$305
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/273:00 pm
STT
- SAN
2 stops31h 07m
JetBlue
Deal found 7/28![JetBlue logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Thu 10/85:45 pm
STT
- SAN
3 stops57h 14m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:45 pm
STT
- SAN
3 stops45h 52m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Wed 10/75:45 pm
STT
- SAN
3 stops57h 14m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:45 pm
STT
- SAN
3 stops33h 06m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 9/271:41 pm
STT
- SAN
1 stop11h 44m
American Airlines
Deal found 7/28![American Airlines logo]()
$547
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:49 am
STT
- SAN
2 stops51h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$588
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 August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $584 (American Airlines) |
One-way from | $170 (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 2,558,603 searches. Data last updated August 1, 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 - SAN
STTSAN
Saint Thomas Island Cyril E King
Thu 8/20
3:43 pm-8:50 am
2 stops20h 07m
San Diego
Mon 8/31
12:48 pm-12:53 pm
2 stops21h 05m
$620
Quickest round-trip
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Thu 9/10
2:35 pm-11:30 pm
2 stops11h 55m
San Diego
Thu 9/17
10:40 pm-1:50 pm
2 stops12h 10m
$635
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Mon 8/24
1:49 pm-8:12 am
2 stops21h 23m
San Diego
Tue 9/1
12:48 pm-12:53 pm
2 stops21h 05m
$860
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Thu 8/20
3:45 pm-7:06 pm
2 stops30h 21m
San Diego
Mon 8/31
8:17 pm-1:03 pm
1 stop13h 46m
$929
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Mon 8/24
5:45 pm-7:29 pm
2 stops28h 44m
San Diego
Tue 9/1
8:17 pm-2:55 pm
2 stops15h 38m
$944
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Thu 9/10
2:52 pm-9:19 pm
1 stop9h 27m
San Diego
Thu 9/17
7:11 pm-1:42 pm
2 stops15h 31m
$1,052
Cheapest one-way
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Thu 10/8
2:50 pm-11:55 pm
2 stops12h 05m
$249
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Sat 9/26
1:41 pm-9:00 am
2 stops22h 19m
$282
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Sat 9/26
12:09 pm-9:24 pm
1 stop12h 15m
$305
Saint Thomas IslandSan Diego
STT - SAN
STTSAN
Saint Thomas Island Cyril E King
Sun 9/27
3:00 pm-7:07 pm
2 stops31h 07m
$384
Showing 1-10 of 17 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 August 1, 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.
Entertainment
6.8
Overall
7.1
Crew
7.9
Boarding
7.5
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Entertainment
6.8
Overall
7.1
Crew
7.9
Boarding
7.5
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
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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Santee
San Ysidro
Julian
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 August 1, 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 August 1, 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 2,558,603 searches. Data last updated August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$429 | Average$438 | FlexibilityNo cancel fee | On-time71% |