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Saint Thomas Island

$191+ Cheap flights from San Francisco (SFO) 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — STT
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from San Francisco to Saint Thomas Island

Cheapest flights from San Francisco to Saint Thomas Island
Explore the most affordable flight options available from San Francisco to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:10 pm
SFO
-
STT
2 stops11h 38m
JetBlue
Wed 5/62:45 pm
STT
-
SFO
2 stops21h 38m
JetBlue
Deal found 1/20$402
This Trip.com deal was found by Cheapflights users on 1/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1610:59 pm
SFO
-
STT
1 stop13h 35m
Multiple Airlines
Wed 2/255:40 pm
STT
-
SFO
1 stop19h 49m
Multiple Airlines
Deal found 1/21$426
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:40 pm
SFO
-
STT
1 stop12h 26m
JetBlue
Thu 2/262:15 pm
STT
-
SFO
2 stops14h 16m
JetBlue
Deal found 1/20$480
This Expedia deal was found by Cheapflights users on 1/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:05 pm
SFO
-
STT
2 stops11h 43m
JetBlue
Tue 5/262:45 pm
STT
-
SFO
2 stops21h 29m
JetBlue
Deal found 1/19$487
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:05 pm
SFO
-
STT
2 stops11h 43m
JetBlue
Thu 5/212:45 pm
STT
-
SFO
2 stops21h 29m
JetBlue
Deal found 1/20$492
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:00 pm
SFO
-
STT
1 stop13h 05m
JetBlue
Mon 4/131:15 pm
STT
-
SFO
2 stops23h 08m
JetBlue
Deal found 1/20$507
This American Airlines deal was found by Cheapflights users on 1/21. 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 2/1612:25 am
SFO
-
STT
1 stop12h 15m
American Airlines
Tue 2/242:13 pm
STT
-
SFO
1 stop12h 27m
American Airlines
Deal found 1/21$512
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/610:00 pm
SFO
-
STT
1 stop13h 05m
JetBlue
Mon 4/131:15 pm
STT
-
SFO
2 stops23h 08m
JetBlue
Deal found 1/20$534
This American Airlines deal was found by Cheapflights users on 1/20. 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 1/3010:59 pm
SFO
-
STT
1 stop14h 16m
American Airlines
Mon 2/22:54 pm
STT
-
SFO
1 stop10h 32m
American Airlines
Deal found 1/20$537
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 2/2112:30 am
SFO
-
STT
2 stops12h 59m
American Airlines
Mon 3/24:37 pm
STT
-
SFO
1 stop11h 22m
American Airlines
Deal found 1/19$566

Find flight deals from San Francisco to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$402
(Expedia)

One-way from

$191
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$724
Provider with most accurate pricing for San Francisco-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Saint Thomas Island Cyril E King flights.
Search Deals
From San Francisco to Saint Thomas Island Cyril E King
Search Deals
One-way flight from San Francisco to Saint Thomas Island Cyril E King
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 January 21, 2026.
Use the filters below to find and compare flights from San Francisco to Saint Thomas Island that are best for you.

Fly from

San Francisco

Fly to

Saint Thomas Island

Route

Depart

Return

Price

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 2/16

10:59 pm-4:34 pm

1 stop13h 35m

Saint Thomas Island Cyril E King

Wed 2/25

5:40 pm-9:29 am

1 stop19h 49m

$426

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

12:30 am-5:02 pm

1 stop12h 32m

Saint Thomas Island Cyril E King

Tue 2/24

6:25 pm-10:50 am

1 stop20h 25m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Sun 2/15

11:35 pm-5:29 pm

2 stops13h 54m

Saint Thomas Island Cyril E King

Mon 2/23

1:02 pm-11:47 pm

2 stops14h 45m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

5:33 pm-3:03 pm

1 stop17h 30m

Saint Thomas Island Cyril E King

Tue 2/24

2:13 pm-10:40 pm

1 stop12h 27m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 2/16

12:25 am-4:40 pm

1 stop12h 15m

Saint Thomas Island Cyril E King

Tue 2/24

2:13 pm-10:40 pm

1 stop12h 27m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Wed 2/18

11:35 pm-3:47 pm

2 stops12h 12m

Saint Thomas Island Cyril E King

Wed 2/25

1:02 pm-11:14 pm

2 stops14h 12m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

1:20 pm-12:12 pm

1 stop18h 52m

Saint Thomas Island Cyril E King

Thu 2/26

3:43 pm-12:48 am

1 stop13h 05m

$512

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 2/27

10:39 pm-4:34 pm

1 stop13h 55m

Saint Thomas Island Cyril E King

Sun 3/1

5:40 pm-9:29 am

1 stop19h 49m

$537

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Sun 3/8

9:04 pm-3:34 pm

3 stops39h 30m

$191

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 2/20

10:34 pm-4:34 pm

2 stops38h 00m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Francisco 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 Francisco to Saint Thomas Island in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Francisco-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 Francisco-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Saint Thomas Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Saint Thomas Island flights, Cheapflights users trust Expedia the most. Expedia 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 Francisco-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 Francisco to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from San Francisco 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 Francisco to Saint Thomas Island

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Saint Thomas Island. Price data was last updated on January 16, 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Saint Thomas Island. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from San Francisco to Saint Thomas Island (average of $418). Flying from San Francisco to Saint Thomas Island in July is currently the most expensive (average of $684). 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 Francisco 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 January 21, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from San Francisco to Saint Thomas Island to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,089 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
8,089 reviews
Delta
7.9
Good
8,089 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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.
United Airlines
7.4
Good
9,191 reviews
Delta
7.9
Good
8,089 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
11,174 reviews
Delta
7.9
Good
8,089 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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 Francisco 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 Francisco to Saint Thomas Island?

    For as low as $512, American Airlines can have you in Saint Thomas Island from San Francisco in 12h 32m. Airlines will cover a distance of 3683 mi.

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

    Currently priced at $609, American Airlines will fly you from San Francisco to Saint Thomas Island and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $609 and $609, respectively. You may be able to fly from San Francisco to Saint Thomas Island for 21% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from San Francisco 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 Francisco to Saint Thomas Island.

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

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

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Saint Thomas Island (average of $418). Flying from San Francisco to Saint Thomas Island in July is currently the most expensive (average of $684). 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 Francisco to Saint Thomas Island

Discover the top 3 airlines that operate flights from San Francisco 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$609Average$797FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$609Average$785FlexibilityNo cancel feeOn-time71%
DeltaCheapest$609Average$785FlexibilityNo cancel feeOn-timeN/A

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