Cheap Flights from Santa Rosa (STS) to Richland (RLD)

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Richland, WA (RLD)

Alternative airports near Richland

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

Select flight to Tri-Cities PSC. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $416
PSC
Tri-Cities
Cheapest
Average driving time to city center16 min
Flights from $416

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Richland Airport (RLD) cost?
Grab a cheap one-way flight or cheap return flight from Sonoma County Airport (STS) to Richland Airport (RLD) 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 Richland Airport (RLD)?
The cheapest month to fly from STS to RLD is , when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Richland Airport (RLD)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STS to RLD flight.
How many flights per day from Sonoma County Airport (STS) to Richland Airport (RLD)?
There are no daily nonstop flights available from Sonoma County Airport (STS) to Richland Airport (RLD). But you can opt for 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 at all.
What day of the week has the most flights from STS to RLD?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, season and other factors.*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 Richland Airport (RLD)?
Opt for a flight from Sonoma County Airport (STS) to Richland Airport (RLD) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Richland Airport (RLD) last-minute?
Holding off until just before your departure to book a ticket from STS to RLD often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for a better chance of snagging a bargain.
Is it cheaper to book a STS to RLD flight and hotel package?
Compared with arranging flights and hotels separately, booking a STS to RLD flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of travel planning. Simply secure your flights and choose from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Richland Airport (RLD)?
If you reserved your STS to RLD flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Sonoma County
Destination airport
Richland
Distance
567 mi

Book with confidence

Book with confidence

Santa Rosa to Richland Flights

The cheapest times to fly from Santa Rosa to Richland

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

 

The best time to book a flight from Santa Rosa to Richland

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

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 Richland in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Richland 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 Richland 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 Richland Flights

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*Available to One Key members.