$301 Cheap Flights from Santa Rosa (STS) to St. Thomas (STT)

View $301 flight on Wed, Feb 18, 2026Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Cyril E. King Airport (STT)

Cheap Flights from Santa Rosa to St. Thomas (STS-STT)

Prices were available within the past 7 days and start at $301 for one-way flights and $694 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 18 - Tue, Feb 24
STS
Santa Rosa
STT
St. Thomas
$694 Roundtrip, found 3 days ago
$694
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Feb 18 from Santa Rosa to St. Thomas, returning Tue, Feb 24, priced at $694 found 3 days ago
American Airlines
Thu, Jan 22 - Thu, Feb 12
STS
Santa Rosa
STT
St. Thomas
$709 Roundtrip, found 2 days ago
$709
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 22 from Santa Rosa to St. Thomas, returning Thu, Feb 12, priced at $709 found 2 days ago
American Airlines
Fri, Nov 28 - Fri, Dec 12
STS
Santa Rosa
STT
St. Thomas
$712 Roundtrip, found 1 day ago
$712
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 28 from Santa Rosa to St. Thomas, returning Fri, Dec 12, priced at $712 found 1 day ago
American Airlines
Mon, Mar 2 - Fri, Mar 13
STS
Santa Rosa
STT
St. Thomas
$714 Roundtrip, found 2 days ago
$714
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Mar 2 from Santa Rosa to St. Thomas, returning Fri, Mar 13, priced at $714 found 2 days ago
American Airlines
Tue, Nov 11 - Wed, Nov 26
STS
Santa Rosa
STT
St. Thomas
$715 Roundtrip, found 1 day ago
$715
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 11 from Santa Rosa to St. Thomas, returning Wed, Nov 26, priced at $715 found 1 day ago
American Airlines
Fri, Nov 28 - Sun, Dec 14
STS
Santa Rosa
STT
St. Thomas
$717 Roundtrip, found 1 day ago
$717
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 28 from Santa Rosa to St. Thomas, returning Sun, Dec 14, priced at $717 found 1 day ago
American Airlines
Wed, Dec 3 - Fri, Dec 19
STS
Santa Rosa
STT
St. Thomas
$719 Roundtrip, found 3 days ago
$719
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 3 from Santa Rosa to St. Thomas, returning Fri, Dec 19, priced at $719 found 3 days ago
American Airlines
Thu, Jan 8 - Sat, Jan 24
STS
Santa Rosa
STT
St. Thomas
$729 Roundtrip, found 2 days ago
$729
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 8 from Santa Rosa to St. Thomas, returning Sat, Jan 24, priced at $729 found 2 days ago
American Airlines
Fri, Nov 28 - Sat, Dec 13
STS
Santa Rosa
STT
St. Thomas
$732 Roundtrip, found 1 day ago
$732
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 28 from Santa Rosa to St. Thomas, returning Sat, Dec 13, priced at $732 found 1 day ago
American Airlines
Sun, Jan 18 - Fri, Jan 30
STS
Santa Rosa
STT
St. Thomas
$734 Roundtrip, found 2 days ago
$734
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Jan 18 from Santa Rosa to St. Thomas, returning Fri, Jan 30, priced at $734 found 2 days ago

Alternative airports near St. Thomas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cyril E. King STT. Cheapest option available. Flights from $809
STT
Cyril E. King
Cheapest
Flights from $809

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Cyril E. King Airport (STT) cost?
Grab a cheap one-way flight from $301 or cheap return flight from $694 from Sonoma County Airport (STS) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sonoma County Airport (STS) to Cyril E. King Airport (STT)?
February is the cheapest month to fly from STS to STT. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Cyril E. King Airport (STT)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from STS to STT. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Sonoma County Airport (STS) to Cyril E. King Airport (STT)?
There aren't any daily direct flights departing from Sonoma County Airport (STS) to Cyril E. King Airport (STT). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from STS to STT?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sonoma County Airport (STS) to Cyril E. King Airport (STT)?
To avoid possible delays on the Sonoma County Airport (STS) to Cyril E. King Airport (STT) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sonoma County Airport (STS) to Cyril E. King Airport (STT) last-minute?
Holding off until right before your break to book a flight from STS to STT often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a STS to STT flight and hotel package?
You'll generally save money by booking a STS to STT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal accommodations and flights, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Cyril E. King Airport (STT)?
Generally, it's possible to reschedule or cancel your STS to STT flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Sonoma County
Destination airport
Cyril E. King
Roundtrip price
$694
Distance
3713 mi

Book with confidence

Santa Rosa to St. Thomas Flights

The cheapest times to fly from Santa Rosa to St. Thomas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santa Rosa to St. Thomas are during the month of February. You can find some of the cheapest flights from Santa Rosa to St. Thomas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santa Rosa to St. Thomas

Sunday is one of the best days to book for cheap flights from Santa Rosa to St. Thomas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santa Rosa to St. Thomas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santa Rosa to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $301 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santa Rosa to St. Thomas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santa Rosa to St. Thomas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Santa Rosa to St. Thomas Flights

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*Available to One Key members.