$228 Cheap Flights from San José (SJO) to Santa Rosa (STS)

View $228 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Santa Rosa, CA (STS-Sonoma County)

Cheap Flights from San José to Santa Rosa (SJO-STS)

Prices were available within the past 7 days and start at $228 for one-way flights and $439 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Sun, Oct 26 - Fri, Oct 31
SJO
San José
STS
Santa Rosa
$439 Roundtrip, found 2 days ago
$439
Roundtrip
found 2 days ago
Select avianca flight, departing Sun, Oct 26 from San José to Santa Rosa, returning Fri, Oct 31, priced at $439 found 2 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$455 Roundtrip, found 2 days ago
$455
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $455 found 2 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$458 Roundtrip, found 2 days ago
$458
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $458 found 2 days ago
Alaska Airlines
Thu, Oct 30 - Wed, Nov 5
SJO
San José
STS
Santa Rosa
$464 Roundtrip, found 2 days ago
$464
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Oct 30 from San José to Santa Rosa, returning Wed, Nov 5, priced at $464 found 2 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$470 Roundtrip, found 2 days ago
$470
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $470 found 2 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$472 Roundtrip, found 2 days ago
$472
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $472 found 2 days ago
Alaska Airlines
Mon, Oct 27 - Wed, Nov 5
SJO
San José
STS
Santa Rosa
$473 Roundtrip, found 2 days ago
$473
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Oct 27 from San José to Santa Rosa, returning Wed, Nov 5, priced at $473 found 2 days ago
Alaska Airlines
Thu, Oct 30 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$480 Roundtrip, found 2 days ago
$480
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Oct 30 from San José to Santa Rosa, returning Mon, Nov 3, priced at $480 found 2 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$482 Roundtrip, found 2 days ago
$482
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $482 found 2 days ago
American Airlines
Wed, Oct 29 - Mon, Nov 3
SJO
San José
STS
Santa Rosa
$514 Roundtrip, found 2 days ago
$514
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 29 from San José to Santa Rosa, returning Mon, Nov 3, priced at $514 found 2 days ago
Flights from San José (SJO) to Santa Rosa (STS)
Origin airport
Juan Santamaría Intl.
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines
Roundtrip price
$439
Distance
3090 mi

San José to Santa Rosa Flights

The cheapest times to fly from San José to Santa Rosa

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 San José to Santa Rosa are during the month of October. You can find some of the cheapest flights from San José to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to Santa Rosa

Sunday is one of the best days to book for cheap flights from San José to Santa Rosa: 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 San José to Santa Rosa

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 San José to Santa Rosa in 2025. You can also book with separate airlines for your outbound and return journeys, from $228 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 San José to Santa Rosa 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 San José to Santa Rosa 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.

 

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS) cost?
Lock in a cheap one-way flight from $228 or cheap return flight from $439 from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS)?
Planning your trip for October can help you save, as it's the cheapest month for flights between SJO and STS. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS)?
To find the cheapest airline flying from SJO to STS, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS)?
You'll need to hop on a flight with a layover when traveling from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SJO to STS?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS)?
To avoid possible delays on the Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS) route, aim to fly before 3 PM. Flights after this time 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 Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS) last-minute?
Waiting until just before your trip to book a flight from SJO to STS generally means paying more. While you might find some last-minute deals, there's no guarantee. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a SJO to STS flight and hotel package?
Compared with arranging flights and hotels separately, booking a SJO to STS flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Sonoma County Airport (STS)?
It's usually possible to reschedule or cancel your SJO to STS flight. However, if it's been more than 24 hours since booking, additional fees 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.

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*Available to One Key members.