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£89 Cheap Flights from Los Angeles (LAX) to Santa Rosa (STS)

View £89 flight on Sat, 19 Sept 2026Opens in a new window

Popular airlines from Los Angeles Intl. (LAX) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from Los Angeles (LAX) to Santa Rosa (STS)

Prices were available within the past 7 days and start at £89 for one-way flights and £133 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
LAX
Los Angeles
STS
Santa Rosa
£133 Return, found 6 days ago
£133
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Los Angeles to Santa Rosa, returning Wed, 26 Aug, priced at £133 found 6 days ago
Alaska Airlines
Thu, 27 Aug - Mon, 31 Aug
LAX
Los Angeles
STS
Santa Rosa
£148 Return, found 1 day ago
£148
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 27 Aug from Los Angeles to Santa Rosa, returning Mon, 31 Aug, priced at £148 found 1 day ago
Alaska Airlines
Mon, 17 Aug - Mon, 24 Aug
LAX
Los Angeles
STS
Santa Rosa
£162 Return, found 6 days ago
£162
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 17 Aug from Los Angeles to Santa Rosa, returning Mon, 24 Aug, priced at £162 found 6 days ago
Alaska Airlines
Thu, 19 Nov - Sun, 22 Nov
LAX
Los Angeles
STS
Santa Rosa
£171 Return, found 1 day ago
£171
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 19 Nov from Los Angeles to Santa Rosa, returning Sun, 22 Nov, priced at £171 found 1 day ago
Alaska Airlines
Mon, 17 Aug - Mon, 24 Aug
LAX
Los Angeles
STS
Santa Rosa
£177 Return, found 6 days ago
£177
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 17 Aug from Los Angeles to Santa Rosa, returning Mon, 24 Aug, priced at £177 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
LAX
Los Angeles
STS
Santa Rosa
£185 Return, found 6 days ago
£185
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Los Angeles to Santa Rosa, returning Wed, 26 Aug, priced at £185 found 6 days ago
Alaska Airlines
Thu, 19 Nov - Sun, 22 Nov
LAX
Los Angeles
STS
Santa Rosa
£194 Return, found 1 day ago
£194
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 19 Nov from Los Angeles to Santa Rosa, returning Sun, 22 Nov, priced at £194 found 1 day ago
Alaska Airlines
Fri, 14 Aug - Fri, 21 Aug
LAX
Los Angeles
STS
Santa Rosa
£200 Return, found 6 days ago
£200
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 14 Aug from Los Angeles to Santa Rosa, returning Fri, 21 Aug, priced at £200 found 6 days ago
Alaska Airlines
Mon, 17 Aug - Mon, 24 Aug
LAX
Los Angeles
STS
Santa Rosa
£215 Return, found 6 days ago
£215
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 17 Aug from Los Angeles to Santa Rosa, returning Mon, 24 Aug, priced at £215 found 6 days ago
Alaska Airlines
Thu, 14 Jan - Sun, 17 Jan
LAX
Los Angeles
STS
Santa Rosa
£216 Return, found 1 day ago
£216
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 14 Jan from Los Angeles to Santa Rosa, returning Sun, 17 Jan, priced at £216 found 1 day ago

Alternative airports near Santa Rosa

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

Select flight to Sonoma County STS. Cheapest and Closest option available. Average driving time to city centre is 10 minutes. Flights from £162
STS
Sonoma County
CheapestClosest
Average driving time to city centre10 min
Flights from £162

Frequently asked questions

How much does a flight from Los Angeles, CA (LAX-Los Angeles Intl.) to Santa Rosa, CA (STS-Sonoma County) cost?
You can find cheap one-way flights from £89 and cheap return flights from £133 LAX to STS with Expedia. Return flights often range between £146 and £384. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when LAX to STS ticket fares go up or down.
What is the cheapest month to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to Santa Rosa, CA (STS-Sonoma County)?
April is typically the cheapest month to fly from Los Angeles International Airport (LAX) to Santa Rosa (STS), with average return fares around £166. April often sees lower prices as it falls outside of peak holiday travel periods, when demand tends to be lower. Other cheap months to fly from LAX to STS include July and August.
Which airlines fly direct from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
Enter LAX to STS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Los Angeles, CA (LAX-Los Angeles Intl.) to Santa Rosa, CA (STS-Sonoma County)?
Alaska Airlines is one of the cheapest airlines offering nonstop return flights from Los Angeles Intl. (LAX) to Sonoma County (STS), with tickets starting from around £146 for flights that can be booked for departure within the next year. American Airlines offers one of the cheapest connecting return flights from Los Angeles Intl. (LAX) to Sonoma County (STS), with tickets starting from around £154. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
To find a cheap flight from Los Angeles, CA (LAX) to Santa Rosa, CA (STS), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Los Angeles, CA (LAX) to Santa Rosa, CA (STS). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to Santa Rosa, CA (STS-Sonoma County)?
Direct flights from LAX to STS usually take about 1 hour 50 minutes, traveling roughly 644 kilometers. If you opt for a connecting flight, expect to add around 4 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
Select the "Business class" and "First class" filters when looking for Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight with Expedia?
It's easy to earn miles on a Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Los Angeles, CA (LAX) to Santa Rosa, CA (STS) at the last minute?
Typically, booking a last minute flight from Los Angeles, CA (LAX) to Santa Rosa, CA (STS) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight and hotel package?
Securing a Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Los Angeles, CA (LAX) to Santa Rosa, CA (STS)?
If you booked your Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Los Angeles Intl.
Destination airport
Sonoma County
Return price
£133
Distance
639 km
Average flight time
1 hour 44 mins

Book with confidence

Compare flights from Los Angeles to Santa Rosa easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Los Angeles to Santa Rosa. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Sonoma County in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Los Angeles Intl. to Sonoma County.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Los Angeles Intl. (LAX) to Sonoma County (STS)

The easiest way to view the best deals on flights from Los Angeles to Santa Rosa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Los Angeles Intl. to Sonoma County start at just £133 and range up to £216.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Los Angeles and Santa Rosa
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Los Angeles to Santa Rosa flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Los Angeles Intl. to Sonoma County for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Los Angeles to Santa Rosa easily and book with confidence

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*Available to Expedia members.