How popular is this Riverside to Santa Rosa flight route?

Within the past month, 4 users have taken a look at flights from Riverside to Santa Rosa Sonoma County.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

What are the cheapest flights from Riverside to Santa Rosa?

On average you can expect to pay $265 for a flight from Riverside to Santa Rosa. The cheapest flight overall is $128 while the most popular route, (Los Angeles - Santa Rosa Sonoma County) is currently priced at $145.

What are the most reliable airlines from Riverside to Santa Rosa?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Riverside to Santa Rosa on time: Finnair (95%), Qantas Airways (91%), Air Tahiti Nui (89%).

What airport do you fly into for flights to Santa Rosa from Riverside?

If you book a flight to Santa Rosa from Riverside, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa. There are 6 flights from Riverside to Sonoma County per day from 2 different airlines.

Can I find deals for flights from Riverside to Santa Rosa that include hotel bookings?

Yes. In addition to deals on Riverside to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Riverside to Santa Rosa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Santa Rosa.

Can I find deals for business class flights from Riverside to Santa Rosa?

Yes. Cheapflights offers flight deals from Riverside to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Riverside to Santa Rosa

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Cheapflights Tip: The best prices from Riverside to Santa Rosa Sonoma County are usually found in January or April, booked 54 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Find flight deals from Riverside to Santa Rosa

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	June
Cheapest in	January
Average price	$297

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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Everything you need to know about your flight from Riverside to Santa Rosa

What is the cheapest time of day to fly from R1V to STS?

When flying from Riverside to Santa Rosa, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight at noon.

What is the cheapest day to fly from Riverside to Santa Rosa?

Travelers seeking maximum savings on their Riverside to Santa Rosa flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Santa Rosa

Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from Riverside to Santa Rosa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Alaska Airlines

7.9

Good

13,122 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

American Airlines

7.0

Good

12,193 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

What airport do you fly into for flights to Santa Rosa from Riverside?
If you book a flight to Santa Rosa from Riverside, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa. There are 6 flights from Riverside to Sonoma County per day from 2 different airlines.
How popular is this Riverside to Santa Rosa flight route?
Within the past month, 4 users have taken a look at flights from Riverside to Santa Rosa Sonoma County.
What are the most reliable airlines from Riverside to Santa Rosa?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Riverside to Santa Rosa on time: Finnair (95%), Qantas Airways (91%), Air Tahiti Nui (89%).
What are the cheapest flights from Riverside to Santa Rosa?
On average you can expect to pay $265 for a flight from Riverside to Santa Rosa. The cheapest flight overall is $128 while the most popular route, (Los Angeles - Santa Rosa Sonoma County) is currently priced at $145.
Can I find deals for flights from Riverside to Santa Rosa that include hotel bookings?
Yes. In addition to deals on Riverside to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Riverside to Santa Rosa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Santa Rosa.
Can I find deals for business class flights from Riverside to Santa Rosa?
Yes. Cheapflights offers flight deals from Riverside to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 2 airlines flying from Riverside to Santa Rosa

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$117	Average$287	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$257	Average$527	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Riverside, CA to Santa Rosa (STS)

Find cheap flights from Riverside to Santa Rosa with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Riverside to Santa Rosa

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from R1V to STS?

When flying from Riverside to Santa Rosa, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight at noon.

What is the cheapest day to fly from Riverside to Santa Rosa?

Travelers seeking maximum savings on their Riverside to Santa Rosa flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Santa Rosa

Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from Riverside to Santa Rosa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Santa Rosa from Riverside?

How popular is this Riverside to Santa Rosa flight route?

What are the most reliable airlines from Riverside to Santa Rosa?

What are the cheapest flights from Riverside to Santa Rosa?

Can I find deals for flights from Riverside to Santa Rosa that include hotel bookings?

How can I find direct flights from Riverside to Santa Rosa?

Can I find deals for business class flights from Riverside to Santa Rosa?

Traveling to a place near Santa Rosa?

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Alternative routes for Riverside to Santa Rosa

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Complete your trip

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Riverside and Santa Rosa flights

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Other flights to Santa Rosa

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Riverside to Santa Rosa flights

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Top 2 airlines flying from Riverside to Santa Rosa

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