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Saint Thomas Island

$207+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — STT
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Find cheap flights from San Francisco 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”

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Cheapflights Tip: The best prices from San Francisco to Saint Thomas Island Cyril E King are usually found in January or September, booked 34 days in advance, depart on a Tuesday or Monday and return on a Wednesday

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 December 8, 2025.

This American Airlines deal was found by Cheapflights users on 12/7. 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.
Thu 12/189:36 pmSFO - STT
1 stop11h 47mAmerican Airlines
Fri 12/261:05 pmSTT - SFO
1 stop14h 02mAmerican Airlines
Deal found 12/7$824
This American Airlines deal was found by Cheapflights users on 12/6. 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.
Sat 12/131:31 pmSFO - STT
1 stop18h 10mAmerican Airlines
Sat 12/202:15 pmSTT - SFO
1 stop12h 36mAmerican Airlines
Deal found 12/6$849
This United Airlines deal was found by Cheapflights users on 12/5. 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 12/217:00 pmSFO - STT
2 stops17h 18mUnited Airlines
Wed 12/243:05 pmSTT - SFO
2 stops20h 22mUnited Airlines
Deal found 12/5$862
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:00 pmSFO - STT
2 stops14h 52mAmerican Airlines
Thu 12/251:30 pmSTT - SFO
1 stop12h 09mAmerican Airlines
Deal found 12/8$899
This Delta deal was found by Cheapflights users on 12/5. 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.
Tue 12/2310:30 pmSFO - STT
1 stop10h 08mDelta
Thu 12/251:48 pmSTT - SFO
1 stop10h 54mDelta
Deal found 12/5$914
This American Airlines deal was found by Cheapflights users on 12/5. 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 12/106:00 pmSFO - STT
2 stops15h 52mAmerican Airlines
Mon 12/156:17 pmSTT - SFO
2 stops21h 03mAmerican Airlines
Deal found 12/5$919
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Sat 12/1311:44 pmSFO - STT
1 stop12h 34mUnited Airlines
Sat 12/203:35 pmSTT - SFO
1 stop11h 14mUnited Airlines
Deal found 12/6$924
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Tue 12/164:28 pmSFO - STT
2 stops15h 32mUnited Airlines
Wed 12/243:05 pmSTT - SFO
2 stops26h 37mUnited Airlines
Deal found 12/7$926
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Sat 12/208:53 pmSFO - STT
2 stops15h 25mUnited Airlines
Thu 12/253:05 pmSTT - SFO
1 stop11h 50mUnited Airlines
Deal found 12/6$929
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/2411:35 pmSFO - STT
1 stop12h 43mUnited Airlines
Tue 12/303:05 pmSTT - SFO
1 stop14h 09mUnited Airlines
Deal found 12/7$933
This American Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/174:21 pmSFO - STT
2 stops17h 31mAmerican Airlines
Thu 12/254:25 pmSTT - SFO
2 stops21h 27mAmerican Airlines
Deal found 12/7$934

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 December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$516
(Expedia)

One-way from

$207
(Expedia)

Popular in

December

Cheapest in

January

Average price

$987
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. 2% potential price decrease ($18 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 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 December 8, 2025.
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

Fri 2/20

12:55 pm-3:01 pm

2 stops22h 06m

Saint Thomas Island Cyril E King

Wed 2/25

2:01 pm-12:31 am

2 stops14h 30m

$538

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Sat 5/30

1:30 pm-1:48 pm

2 stops21h 18m

Saint Thomas Island Cyril E King

Sat 6/6

4:20 pm-9:14 am

2 stops19h 54m

$571

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

12:50 am-4:52 pm

1 stop12h 02m

Saint Thomas Island Cyril E King

Tue 2/24

4:10 pm-11:33 pm

1 stop11h 23m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/26

12:50 am-5:31 pm

2 stops12h 41m

Saint Thomas Island Cyril E King

Tue 3/3

6:36 pm-9:11 am

2 stops18h 35m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

10:49 pm-1:47 pm

1 stop10h 58m

Saint Thomas Island Cyril E King

Tue 2/24

1:16 pm-11:33 pm

1 stop14h 17m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Sun 2/22

10:49 pm-1:47 pm

1 stop10h 58m

Saint Thomas Island Cyril E King

Mon 3/2

1:16 pm-9:06 pm

1 stop11h 50m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 3/2

11:59 pm-5:31 pm

2 stops13h 32m

Saint Thomas Island Cyril E King

Mon 3/9

12:05 pm-11:10 pm

1 stop14h 05m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 2/19

7:12 pm-12:21 pm

2 stops13h 09m

Saint Thomas Island Cyril E King

Sat 2/28

6:36 pm-9:11 am

2 stops18h 35m

$624

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 2/16

10:59 pm-1:55 pm

1 stop10h 56m

Saint Thomas Island Cyril E King

Mon 2/23

1:16 pm-9:06 pm

1 stop11h 50m

$624

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 1/12

12:40 pm-3:05 pm

2 stops22h 25m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 18 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 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 Francisco-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 Francisco-Saint Thomas Island flight deals on Cheapflights vs. eDreams >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 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 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 December 5, 2025.

Booking 33 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 $690). 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 SFO to STT?

Find hourly flight availability from San Francisco 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 8, 2025.

When flying from San Francisco to Saint Thomas Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight at noon.

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 December 8, 2025.
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
8,013 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,013 reviews
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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.
United Airlines
7.4
Good
9,076 reviews
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
11,042 reviews
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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 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 $599, JetBlue can have you in Saint Thomas Island from San Francisco in 12h 02m. Airlines will cover a distance of 3683 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 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 23% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Francisco to Saint Thomas Island one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $296. Delta flights start at $345 while deals on American Airlines start at $387 one-way.

  • 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 $690). 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 December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$609Average$819FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$609Average$836FlexibilityNo cancel feeOn-time71%
DeltaCheapest$649Average$832FlexibilityNo cancel feeOn-timeN/A

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