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Cheap flights from San Francisco to Saint Thomas Island from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Saint Thomas Island departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
3:50 pm - 2:00 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
19h 10m2 stops Phoenix Sky Harbor Intl Orlando
Southwest Logo
3:45 pm - 8:45 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
21h 00m2 stops Baltimore/Washington Los Angeles
$554Southwest
Wed, Oct 28 - Mon, Nov 2
United Airlines Logo
1:50 pm - 1:31 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
20h 41m2 stops San Diego Chicago O'Hare Intl
United Airlines Logo
3:35 pm - 9:20 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
21h 45m2 stops Houston George Bush Intcntl San Diego
$638United Airlines
Fri, Oct 30 - Sun, Nov 1
United Airlines Logo
10:15 am - 11:05 amSFO  San Francisco-STT Saint Thomas Island Cyril E King
21h 50m2 stops Los Angeles Newark
United Airlines Logo
3:35 pm - 9:20 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
21h 45m2 stops Houston George Bush Intcntl San Diego
$642United Airlines
Tue, Oct 27 - Sun, Nov 1
JetBlue Logo
1:05 pm - 3:45 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
23h 40m2 stops Fort Lauderdale San Juan Luis Munoz Marin Intl
JetBlue Logo
5:40 pm - 11:35 pmSTT  Saint Thomas Island Cyril E King-SFO San Francisco
33h 55m2 stops San Juan Luis Munoz Marin Intl Fort Lauderdale
$643JetBlue
Thu, Oct 29 - Mon, Nov 2
JetBlue Logo
1:05 pm - 3:45 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
23h 40m2 stops Fort Lauderdale San Juan Luis Munoz Marin Intl
JetBlue Logo
5:40 pm - 11:35 pmSTT  Saint Thomas Island Cyril E King-SFO San Francisco
33h 55m2 stops San Juan Luis Munoz Marin Intl Fort Lauderdale
$643JetBlue
Thu, Oct 29 - Tue, Nov 3
American Airlines Logo
10:59 pm - 2:55 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
12h 56m1 stop Miami
American Airlines Logo
3:46 pm - 8:57 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
20h 11m2 stops Miami Los Angeles
$670American Airlines
Thu, Oct 22 - Wed, Oct 28
American Airlines Logo
9:46 pm - 2:55 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
14h 09m1 stop Miami
American Airlines Logo
3:46 pm - 11:02 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
22h 16m2 stops Miami Los Angeles
$680American Airlines
Thu, Oct 22 - Wed, Oct 28
Southwest Logo
9:25 pm - 1:50 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
12h 25m1 stop Baltimore/Washington
Southwest Logo
3:45 pm - 8:45 amSTT  Saint Thomas Island Cyril E King-SFO San Francisco
21h 00m2 stops Baltimore/Washington Los Angeles
$691Southwest
Wed, Nov 4 - Mon, Nov 9
Delta Logo
5:12 pm - 1:37 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
17h 25m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
3:47 pm - 9:53 pmSTT  Saint Thomas Island Cyril E King-SFO San Francisco
10h 06m1 stop Atlanta Hartsfield-Jackson
$720Delta
Wed, Oct 28 - Wed, Nov 4
Delta Logo
9:30 pm - 1:37 pmSFO  San Francisco-STT Saint Thomas Island Cyril E King
13h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:47 pm - 11:56 pmSTT  Saint Thomas Island Cyril E King-SFO San Francisco
12h 09m1 stop Atlanta Hartsfield-Jackson
$720Delta
Sun, Oct 25 - Wed, Nov 4

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Southwest flights from San Francisco to Saint Thomas Island

Our best Southwest deals on San Francisco to Saint Thomas Island flight tickets
Southwest
Oct 28
SFO3:50 pmSan Francisco
19h 10m
2 stops
STT2:00 pmSaint Thomas Island Cyril E King
Nov 2
STT3:45 pmSaint Thomas Island Cyril E King
21h 00m
2 stops
SFO8:45 amSan Francisco
$554
Southwest
Nov 4
SFO9:25 pmSan Francisco
12h 25m
1 stop
STT1:50 pmSaint Thomas Island Cyril E King
Nov 9
STT3:45 pmSaint Thomas Island Cyril E King
21h 00m
2 stops
SFO8:45 amSan Francisco
$691
Southwest
Nov 4
SFO1:30 pmSan Francisco
21h 30m
2 stops
STT3:00 pmSaint Thomas Island Cyril E King
Nov 9
STT3:45 pmSaint Thomas Island Cyril E King
21h 00m
2 stops
SFO8:45 amSan Francisco
$707

United Airlines flights from San Francisco to Saint Thomas Island

Our best United Airlines deals on San Francisco to Saint Thomas Island flight tickets
United Airlines
Oct 30
SFO1:50 pmSan Francisco
20h 41m
2 stops
STT1:31 pmSaint Thomas Island Cyril E King
Nov 1
STT3:35 pmSaint Thomas Island Cyril E King
21h 45m
2 stops
SFO9:20 amSan Francisco
$638
United Airlines
Oct 26
SFO1:50 pmSan Francisco
18h 15m
2 stops
STT11:05 amSaint Thomas Island Cyril E King
Nov 1
STT3:35 pmSaint Thomas Island Cyril E King
21h 45m
2 stops
SFO9:20 amSan Francisco
$642
United Airlines
Oct 26
SFO10:15 amSan Francisco
21h 50m
2 stops
STT11:05 amSaint Thomas Island Cyril E King
Oct 31
STT2:35 pmSaint Thomas Island Cyril E King
21h 30m
2 stops
SFO9:05 amSan Francisco
$658

momondo 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, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from San Francisco to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Wed 10/28

3:50 pm-2:00 pm

2 stops19h 10m

Saint Thomas Island Cyril E King

Mon 11/2

3:45 pm-8:45 am

2 stops21h 00m

$554

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Fri 10/30

1:50 pm-1:31 pm

2 stops20h 41m

Saint Thomas Island Cyril E King

Sun 11/1

3:35 pm-9:20 am

2 stops21h 45m

$638

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Tue 10/27

10:15 am-11:05 am

2 stops21h 50m

Saint Thomas Island Cyril E King

Sun 11/1

3:35 pm-9:20 am

2 stops21h 45m

$642

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Thu 10/29

1:05 pm-3:45 pm

2 stops23h 40m

Saint Thomas Island Cyril E King

Mon 11/2

5:40 pm-11:35 pm

2 stops33h 55m

$643

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Thu 10/29

1:05 pm-3:45 pm

2 stops23h 40m

Saint Thomas Island Cyril E King

Tue 11/3

5:40 pm-11:35 pm

2 stops33h 55m

$643

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Thu 10/22

10:59 pm-2:55 pm

1 stop12h 56m

Saint Thomas Island Cyril E King

Wed 10/28

3:46 pm-8:57 am

2 stops20h 11m

$670

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Thu 10/22

9:46 pm-2:55 pm

1 stop14h 09m

Saint Thomas Island Cyril E King

Wed 10/28

3:46 pm-11:02 am

2 stops22h 16m

$680

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Wed 11/4

9:25 pm-1:50 pm

1 stop12h 25m

Saint Thomas Island Cyril E King

Mon 11/9

3:45 pm-8:45 am

2 stops21h 00m

$691

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Wed 10/28

5:12 pm-1:37 pm

2 stops17h 25m

Saint Thomas Island Cyril E King

Wed 11/4

3:47 pm-9:53 pm

1 stop10h 06m

$720
Quickest round-trip

San FranciscoSaint Thomas Island

SFO San Francisco - STT Saint Thomas Island Cyril E King

SFOSTT

San Francisco

Sun 10/25

9:30 pm-1:37 pm

1 stop13h 07m

Saint Thomas Island Cyril E King

Wed 11/4

3:47 pm-11:56 pm

1 stop12h 09m

$720

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from San Francisco to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Thomas Island?

The month of March is another great option to travel to Saint Thomas Island, with average flight prices from San Francisco averaging around $711.

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

You are more likely to see cheaper flights to Saint Thomas Island from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $775 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from San Francisco for as low as $679 on momondo.

Can stopping save me money on San Francisco to Saint Thomas Island flights?

You could potentially save up to 45% on your flight if you consider stops on a San Francisco to Saint Thomas Island flight.

How have San Francisco to Saint Thomas Island flight prices changed over time?

When to book flights from San Francisco to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Saint Thomas Island (SFO to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Saint Thomas Island

Fastest flight time

10h 46m

Direct flights

None
The fastest flight from San Francisco to Saint Thomas Island takes 10h 46m
There are no direct flights from San Francisco to Saint Thomas Island. There are no popular flight routes from San Francisco to Saint Thomas Island.
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Frequently asked questions about flying from San Francisco to Saint Thomas Island

  • How far is San Francisco to Saint Thomas Island Cyril E King by plane?

    There are 3687.1 mi between San Francisco and Saint Thomas Island Cyril E King. By plane, this route typically takes 10h 46m.

  • When did momondo last update prices for flights from San Francisco Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from San Francisco Airport to Saint Thomas Island Cyril E King Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from San Francisco Airport to Saint Thomas Island Cyril E King Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Francisco to Saint Thomas Island?

Best airlines flying from San Francisco to Saint Thomas Island

Compare and see reviews for airlines that fly from San Francisco to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $250Free CancellationRating
7.8
8,505 reviews
Search Delta flights
JetBluePriceFrom $463Free CancellationRating
7.1
3,036 reviews
Search JetBlue flights
United AirlinesPriceFrom $609Free CancellationRating
7.4
10,105 reviews
Search United Airlines flights
American AirlinesPriceFrom $640Free CancellationRating
7.1
11,947 reviews
Search American Airlines flights

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

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Saint Thomas Island?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Thomas Island from San Francisco.

Can I find flights from San Francisco to Saint Thomas Island with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint Thomas Island from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Saint Thomas Island?

momondo helps you find the best flight between San Francisco and Saint Thomas Island by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Saint Thomas Island right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Thomas Island from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Thomas Island trip

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Find better results for your trip to the U.S. Virgin Islands

Airports servicing U.S. Virgin Islands

Saint Croix Airport