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Saint Thomas Island

$201+ Cheap flights from San Diego (SAN) 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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

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Cheapflights Tip: The best prices from San Diego to Saint Thomas Island Cyril E King are usually found in March or September, booked 31 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from San Diego to Saint Thomas Island

Cheapest flights from San Diego to Saint Thomas Island
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1410:30 pmSAN - STT
1 stop12h 13mDelta
Wed 12/241:48 pmSTT - SAN
1 stop11h 08mDelta
Deal found 12/10$838
This Delta deal was found by Cheapflights users on 12/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:30 pmSAN - STT
1 stop10h 08mDelta
Wed 1/71:52 pmSTT - SAN
1 stop9h 47mDelta
Deal found 12/9$934
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/128:00 pmSAN - STT
2 stops14h 30mUnited Airlines
Sun 12/143:05 pmSTT - SAN
1 stop11h 25mUnited Airlines
Deal found 12/10$979
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/147:00 pmSAN - STT
2 stops13h 00mUnited Airlines
Wed 12/243:05 pmSTT - SAN
3 stops27h 53mUnited Airlines
Deal found 12/10$1,101
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/256:55 pmSAN - STT
2 stops39h 35mUnited Airlines
Wed 1/73:05 pmSTT - SAN
2 stops22h 15mUnited Airlines
Deal found 12/9$1,342
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/2510:30 pmSAN - STT
1 stop10h 10mAmerican Airlines
Mon 12/291:30 pmSTT - SAN
1 stop13h 25mAmerican Airlines
Deal found 12/10$1,397
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/256:55 pmSAN - STT
2 stops39h 35mUnited Airlines
Mon 12/295:20 pmSTT - SAN
2 stops23h 39mUnited Airlines
Deal found 12/10$1,508
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/177:00 pmSAN - STT
2 stops13h 00mUnited Airlines
Sun 1/45:20 pmSTT - SAN
2 stops21h 10mUnited Airlines
Deal found 12/10$1,750
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/193:03 pmSAN - STT
1 stop19h 56mAmerican Airlines
Sun 1/44:25 pmSTT - SAN
1 stop10h 30mAmerican Airlines
Deal found 12/10$1,897

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$405
(Delta)

One-way from

$201
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$1,153
Provider with most accurate pricing for San Diego-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Saint Thomas Island Cyril E King flights.
Search Deals
From San Diego to Saint Thomas Island Cyril E King
Search Deals
One-way flight from San Diego to Saint Thomas Island Cyril E King
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from San Diego to Saint Thomas Island that are best for you.

Fly from

San Diego

Fly to

Saint Thomas Island

Route

Depart

Return

Price

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Tue 3/3

9:51 pm-1:36 pm

1 stop11h 45m

Saint Thomas Island Cyril E King

Wed 3/11

12:02 pm-12:05 am

2 stops15h 03m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Sun 1/11

10:15 pm-1:22 pm

1 stop11h 07m

Saint Thomas Island Cyril E King

Wed 1/14

4:15 pm-10:45 pm

1 stop10h 30m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Thu 1/8

10:45 pm-5:05 pm

2 stops14h 20m

Saint Thomas Island Cyril E King

Wed 1/14

2:26 pm-10:58 pm

1 stop12h 32m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Thu 1/8

10:30 pm-12:42 pm

1 stop10h 12m

Saint Thomas Island Cyril E King

Wed 1/14

3:10 pm-10:45 pm

1 stop11h 35m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Sun 1/11

7:30 pm-3:06 pm

2 stops15h 36m

Saint Thomas Island Cyril E King

Wed 1/14

4:47 pm-10:00 am

2 stops21h 13m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Mon 4/13

10:15 pm-4:15 pm

1 stop15h 00m

Saint Thomas Island Cyril E King

Thu 4/23

6:40 pm-11:01 am

1 stop19h 21m

$405

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Mon 4/20

7:55 pm-11:10 am

2 stops12h 15m

$201

San DiegoSaint Thomas Island

SAN - STT

SANSTT

San Diego

Mon 4/20

1:58 pm-1:08 pm

3 stops20h 10m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Saint Thomas Island flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Saint Thomas Island flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

How far ahead should I book a flight from San Diego to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Saint Thomas Island. Price data was last updated on December 5, 2025.

The best time to book flights from San Diego to Saint Thomas Island is 31 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Saint Thomas Island?

Currently, March is the cheapest month in which you can book a flight from San Diego to Saint Thomas Island (average of $257). Flying from San Diego to Saint Thomas Island in December 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.

What is the cheapest time of day to fly from SAN to STT?

Find hourly flight availability from San Diego to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 49% on flights from San Diego to Saint Thomas Island by exploring options for tickets in the afternoon.

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 December 12, 2025.
See what other customers who have flown with Delta, American Airlines, and Spirit 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.
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,049 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Spirit Airlines
6.3
Okay
8,180 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • How long is the flight from San Diego to Saint Thomas Island?

    For as low as $405, American Airlines can have you in Saint Thomas Island from San Diego in 11h 07m. Airlines will cover a distance of 3367 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Diego to Saint Thomas Island round-trip?

    Our cheapest airline available from San Diego to Saint Thomas Island is Spirit Airlines. Our recent data shows that you can find tickets from as low as $213 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $380 and $479 round-trip. These flights start at 70% lower than the current average price 3 months from now.

  • Can I find deals for flights from San Diego to Saint Thomas Island that include hotel bookings?

    Yes. In addition to deals on San Diego to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Saint Thomas Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Saint Thomas Island.

  • Can I find deals for business class flights from San Diego to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from San Diego to Saint Thomas Island 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 Diego to Saint Thomas Island?

    Currently, March is the cheapest month in which you can book a flight from San Diego to Saint Thomas Island (average of $257). Flying from San Diego to Saint Thomas Island in December 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

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

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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 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$213Average$379FlexibilityNo cancel feeOn-time65%
DeltaCheapest$380Average$783FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$479Average$711FlexibilityNo cancel feeOn-time71%

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