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 $357. Delta flights start at $361 while deals on American Airlines start at $368 one-way.

What is the cheapest day to fly from San Francisco to Saint Thomas Island?

Travelers seeking maximum savings on their San Francisco to Saint Thomas Island flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from San Francisco to Saint Thomas Island?

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from San Francisco to Saint Thomas Island.

What is the cheapest day to fly round-trip from San Francisco to Saint Thomas Island?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Saint Thomas Island. Check prices with Cheapflights to find a great deal for your trip.

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

Travelers have found it’s best to book a flight 43 days in advance to save up to 55% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 43 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Francisco to Saint Thomas Island 1-2 weeks in advance for as low as $643, or $897 for flights within the next 24 hours.

What is the cheapest month to fly from San Francisco to Saint Thomas Island?

The best pricing can be found in the month of September. Prices to Saint Thomas Island from San Francisco average $818. You can even find prices in September for less than $818, as users have found deals to Saint Thomas Island from as low as $577. The month of December appears to be one of the more expensive times to travel to Saint Thomas Island from San Francisco. Flying in the targeted month can save you up to 39%.

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 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 San Francisco-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$357+ Save on Flights from San Francisco to Saint Thomas Island

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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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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The best prices from San Francisco to Saint Thomas Island Cyril E King are usually found in September or January, booked 79 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from San Francisco to Saint Thomas Island

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$649 (American Airlines)
One-way from	$357 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$879

Provider with most accurate pricing for San Francisco-Saint Thomas Island Cyril E King flight deals.

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Provider most trusted by Cheapflights users for San Francisco-Saint Thomas Island Cyril E King flights.

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From San Francisco to Saint Thomas Island Cyril E King

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One-way flight from San Francisco to Saint Thomas Island Cyril E King

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($49 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

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Find 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 February 20, 2025.

Wed 4/912:47 amSFO - STT

2 stops13h 12mAmerican Airlines

Mon 4/215:50 pmSTT - SFO

1 stop20h 01mAmerican Airlines

Deal found 2/19

$649

Sun 3/307:05 pmSFO - STT

2 stops14h 56mUnited Airlines

Fri 4/42:10 pmSTT - SFO

2 stops20h 33mUnited Airlines

Deal found 2/19

$721

Thu 5/110:50 pmSFO - STT

1 stop10h 48mDelta

Mon 5/54:15 pmSTT - SFO

1 stop12h 19mDelta

Deal found 2/19

$725

Best flights from San Francisco to Saint Thomas Island
Discover carefully curated flight deals from San Francisco to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2025.

Wed 4/912:47 amSFO - STT

2 stops13h 12mAmerican Airlines

Mon 4/215:50 pmSTT - SFO

1 stop20h 01mAmerican Airlines

Deal found 2/19

$649

Sun 3/307:05 pmSFO - STT

2 stops14h 56mUnited Airlines

Fri 4/42:10 pmSTT - SFO

2 stops20h 33mUnited Airlines

Deal found 2/19

$721

Thu 5/110:50 pmSFO - STT

1 stop10h 48mDelta

Mon 5/54:15 pmSTT - SFO

1 stop12h 19mDelta

Deal found 2/19

$725

Last-minute flights from San Francisco to Saint Thomas Island
Discover last-minute flight deals from San Francisco to Saint Thomas Island. Data last updated February 20, 2025 and is based on user searches.

Wed 2/195:16 pmSFO - STT

2 stops16h 24mDelta

Tue 2/252:55 pmSTT - SFO

1 stop12h 51mDelta

Deal found 2/18

$1,019

Sun 3/3010:00 pmSFO - STT

1 stop9h 50mAmerican Airlines

Fri 4/45:50 pmSTT - SFO

1 stop20h 01mAmerican Airlines

Deal found 2/19

$689

Sun 3/307:05 pmSFO - STT

2 stops14h 56mUnited Airlines

Fri 4/42:10 pmSTT - SFO

2 stops20h 33mUnited Airlines

Deal found 2/19

$721

One-way flights from San Francisco to Saint Thomas Island
Search for one-way flight options from San Francisco to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated February 20, 2025.

Tue 3/1810:40 amSFO - STT

2 stops21h 20mUnited Airlines

Deal found 2/20

$357

Mon 3/2410:40 pmSFO - STT

1 stop12h 01mDelta

Deal found 2/20

$361

Fri 4/1810:48 pmSFO - STT

1 stop13h 01mAmerican Airlines

Deal found 2/19

$368

Fri 3/212:50 pmSFO - STT

2 stops14h 00mMultiple Airlines

Deal found 2/20

$537

Find flights from San Francisco to Saint Thomas Island within your budget

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Wed 4/9

12:47 am-4:59 pm

2 stops13h 12m

Saint Thomas Island Cyril E King

Mon 4/21

5:50 pm-10:51 am

1 stop20h 01m

$649

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Sun 3/30

7:05 pm-1:01 pm

2 stops14h 56m

Saint Thomas Island Cyril E King

Fri 4/4

2:10 pm-7:43 am

2 stops20h 33m

$721

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 5/1

10:50 pm-12:38 pm

1 stop10h 48m

Saint Thomas Island Cyril E King

Mon 5/5

4:15 pm-1:34 am

1 stop12h 19m

$725

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Tue 3/18

10:40 am-11:00 am

2 stops21h 20m

$357

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 3/24

10:40 pm-1:41 pm

1 stop12h 01m

$361

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 4/18

10:48 pm-2:49 pm

1 stop13h 01m

$368

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 3/21

2:50 pm-7:50 am

2 stops14h 00m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from San Francisco to Saint Thomas Island

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 February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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 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 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.

Travel insights for flights from San Francisco to Saint Thomas Island

Get recent, data-driven insights about flights from San Francisco to Saint Thomas Island including ideal travel times, pricing trends, and more.

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

Booking 42 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, September is the cheapest month in which you can book a flight from San Francisco to Saint Thomas Island (average of $433). Flying from San Francisco to Saint Thomas Island in June is currently the most expensive (average of $657). 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?

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 26% versus a flight at noon.

Reviews of airlines servicing Saint Thomas Island

Delta

8.0

Very good

8,227 reviews

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

8.0

Very good

8,227 reviews

Delta

8.0

Very good

8,227 reviews

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

8,771 reviews

Delta

8.0

Very good

8,227 reviews

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

10,000 reviews

Delta

8.0

Very good

8,227 reviews

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

What are the cheapest airlines flying from San Francisco to Saint Thomas Island round-trip?
Currently priced at $649, 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 $721 and $725, respectively. You may be able to fly from San Francisco to Saint Thomas Island for 20% 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 $357. Delta flights start at $361 while deals on American Airlines start at $368 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, September is the cheapest month in which you can book a flight from San Francisco to Saint Thomas Island (average of $433). Flying from San Francisco to Saint Thomas Island in June is currently the most expensive (average of $657). 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

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Top 3 airlines flying from San Francisco to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$577	Average$836	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$603	Average$839	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$652	Average$894	FlexibilityNo cancel fee	On-time69%

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$357+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from San Francisco to Saint Thomas Island Cyril E King are usually found in September or January, booked 79 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from San Francisco to Saint Thomas Island

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Francisco to Saint Thomas Island

Cheapest flights from San Francisco to Saint Thomas IslandExplore 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 February 20, 2025.

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 February 20, 2025.

Find flights from San Francisco to Saint Thomas Island within your budget

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 February.

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.

Travel insights for flights from San Francisco to Saint Thomas Island

Get recent, data-driven insights about flights from San Francisco to Saint Thomas Island including ideal travel times, pricing trends, and more.

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 February 14, 2025.

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

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 February 20, 2025.

Reviews of airlines servicing Saint Thomas Island

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.

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

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

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

How can I 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?

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

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Top 3 airlines flying from San Francisco to Saint Thomas Island

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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 February 20, 2025.