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Cheap flights from San Francisco to Saint Thomas Island from $201

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 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Saint Thomas Island

Cheap round-trip flights

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JetBlue Logo
10:40 pm - 3:05 pmSFO-STT
13h 25m2 stops
JetBlue Logo
2:45 pm - 11:55 pmSTT-SFO
12h 10m2 stops
$467JetBlue
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Tue, Apr 21 - Wed, Apr 29
JetBlue Logo
8:30 pm - 1:05 pmSFO-STT
12h 35m1 stop
JetBlue Logo
5:55 pm - 2:12 pmSTT-SFO
24h 17m3 stops
$529JetBlue
Find Deal
Mon, Jan 12 - Sat, Jan 17
JetBlue Logo
9:30 pm - 12:36 pmSFO-STT
12h 06m1 stop
JetBlue Logo
2:45 pm - 11:55 pmSTT-SFO
12h 10m2 stops
$560JetBlue
Find Deal
Tue, Apr 21 - Wed, Apr 29
American Airlines Logo
6:00 pm - 2:02 pmSFO-STT
16h 02m2 stops
American Airlines Logo
6:39 pm - 10:05 amSTT-SFO
19h 26m2 stops
$599American Airlines
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Thu, Jan 22 - Thu, Jan 29
United Airlines Logo
6:55 pm - 12:00 pmSFO-STT
13h 05m2 stops
United Airlines Logo
1:02 pm - 9:49 pmSTT-SFO
12h 47m1 stop
$609United Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 11
JetBlue Logo
3:20 pm - 2:20 pmSFO-STT
19h 00m2 stops
JetBlue Logo
3:17 pm - 11:35 pmSTT-SFO
12h 18m2 stops
$615JetBlue
Find Deal
Thu, Dec 4 - Fri, Dec 12
United Airlines Logo
8:25 am - 12:00 pmSFO-STT
23h 35m2 stops
United Airlines Logo
2:15 pm - 12:50 pmSTT-SFO
26h 35m2 stops
$618United Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
American Airlines Logo
11:43 pm - 3:31 pmSFO-STT
11h 48m1 stop
American Airlines Logo
1:16 pm - 11:43 pmSTT-SFO
14h 27m1 stop
$624American Airlines
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Fri, Feb 20 - Tue, Feb 24
Delta Logo
9:30 pm - 11:50 amSFO-STT
11h 20m1 stop
Delta Logo
1:15 pm - 12:15 amSTT-SFO
14h 00m1 stop
$634Delta
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Fri, Apr 10 - Thu, Apr 16
Delta Logo
9:30 pm - 12:50 pmSFO-STT
11h 20m1 stop
Delta Logo
4:00 pm - 11:51 pmSTT-SFO
11h 51m1 stop
$689Delta
Find Deal
Mon, Mar 2 - Wed, Mar 4

American Airlines flights from San Francisco to Saint Thomas Island

Our best American Airlines deals on San Francisco to Saint Thomas Island flight tickets
American Airlines
Jan 22
SFO6:00 pmSan Francisco
16h 02m
2 stops
STT2:02 pmSaint Thomas Island Cyril E King
Jan 29
STT6:39 pmSaint Thomas Island Cyril E King
19h 26m
2 stops
SFO10:05 amSan Francisco
$599
Find similar
American Airlines
Feb 20
SFO11:43 pmSan Francisco
11h 48m
1 stop
STT3:31 pmSaint Thomas Island Cyril E King
Feb 24
STT1:16 pmSaint Thomas Island Cyril E King
14h 27m
1 stop
SFO11:43 pmSan Francisco
$624
Find similar
American Airlines
Mar 24
SFO10:40 pmSan Francisco
9h 05m
1 stop
STT10:45 amSaint Thomas Island Cyril E King
Mar 31
STT3:30 pmSaint Thomas Island Cyril E King
10h 40m
1 stop
SFO11:10 pmSan Francisco
$636
Find similar

JetBlue flights from San Francisco to Saint Thomas Island

Our best JetBlue deals on San Francisco to Saint Thomas Island flight tickets
JetBlue
Apr 21
SFO10:40 pmSan Francisco
13h 25m
2 stops
STT3:05 pmSaint Thomas Island Cyril E King
Apr 29
STT2:45 pmSaint Thomas Island Cyril E King
12h 10m
2 stops
SFO11:55 pmSan Francisco
$467
Find similar
JetBlue
Jan 12
SFO8:30 pmSan Francisco
12h 35m
1 stop
STT1:05 pmSaint Thomas Island Cyril E King
Jan 17
STT5:55 pmSaint Thomas Island Cyril E King
24h 17m
3 stops
SFO2:12 pmSan Francisco
$529
Find similar
JetBlue
Apr 21
SFO9:30 pmSan Francisco
12h 06m
1 stop
STT12:36 pmSaint Thomas Island Cyril E King
Apr 29
STT2:45 pmSaint Thomas Island Cyril E King
12h 10m
2 stops
SFO11:55 pmSan Francisco
$560
Find similar

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 November 5, 2025.
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

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Tue 4/21

10:40 pm-3:05 pm

2 stops13h 25m

Saint Thomas Island Cyril E King

Wed 4/29

2:45 pm-11:55 pm

2 stops12h 10m

$467

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 1/12

8:30 pm-1:05 pm

1 stop12h 35m

Saint Thomas Island Cyril E King

Sat 1/17

5:55 pm-2:12 pm

3 stops24h 17m

$529

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Tue 4/21

9:30 pm-12:36 pm

1 stop12h 06m

Saint Thomas Island Cyril E King

Wed 4/29

2:45 pm-11:55 pm

2 stops12h 10m

$560

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 1/22

6:00 pm-2:02 pm

2 stops16h 02m

Saint Thomas Island Cyril E King

Thu 1/29

6:39 pm-10:05 am

2 stops19h 26m

$599

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Tue 12/2

6:55 pm-12:00 pm

2 stops13h 05m

Saint Thomas Island Cyril E King

Thu 12/11

1:02 pm-9:49 pm

1 stop12h 47m

$609

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Thu 12/4

3:20 pm-2:20 pm

2 stops19h 00m

Saint Thomas Island Cyril E King

Fri 12/12

3:17 pm-11:35 pm

2 stops12h 18m

$615

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Tue 12/2

8:25 am-12:00 pm

2 stops23h 35m

Saint Thomas Island Cyril E King

Tue 12/9

2:15 pm-12:50 pm

2 stops26h 35m

$618

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 2/20

11:43 pm-3:31 pm

1 stop11h 48m

Saint Thomas Island Cyril E King

Tue 2/24

1:16 pm-11:43 pm

1 stop14h 27m

$624

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Fri 4/10

9:30 pm-11:50 am

1 stop11h 20m

Saint Thomas Island Cyril E King

Thu 4/16

1:15 pm-12:15 am

1 stop14h 00m

$634

San FranciscoSaint Thomas Island

SFO - STT

SFOSTT

San Francisco

Mon 3/2

9:30 pm-12:50 pm

1 stop11h 20m

Saint Thomas Island Cyril E King

Wed 3/4

4:00 pm-11:51 pm

1 stop11h 51m

$689

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 typical price of a round-trip flight between San Francisco and Saint Thomas Island?

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

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from San Francisco averaging around $689.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from San Francisco is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $716. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Saint Thomas Island for around $1,001.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $727. Flights to Saint Thomas Island are more costly at noon, with an average ticket price of $982. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 $810 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 $760 on momondo.

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

You could potentially save up to 70% 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?

As of November 2025, prices for San Francisco to Saint Thomas Island flights are approximately 11% more expensive when compared to flights at the same time last year.

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

Direct flights

None
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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  • How far is San Francisco to Saint Thomas Island Cyril E King by plane?

    There are 3687.8 mi between San Francisco and Saint Thomas Island Cyril E King. By plane, this route typically takes 9h 05m.

  • 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
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
American AirlinesPriceFrom $609Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
DeltaPriceFrom $649Free CancellationRating
7.9
8,004 reviews
Search Delta 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