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 is the cheapest time of day to fly from FCA to STS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kalispell to Santa Rosa as you normally would.

Most accurate provider : When it comes to deals on Kalispell-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Santa Rosa flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Kalispell-Santa Rosa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalispell-Santa Rosa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Kalispell 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 Kalispell to Santa Rosa

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Find flight deals from Kalispell to Santa Rosa

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	March
Cheapest in	September
Average price	$316

Provider with most accurate pricing for Kalispell Glacier Park-Santa Rosa Sonoma County flight deals.

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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Santa Rosa Sonoma County flights.

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Highest demand for flights based on searches. 15% potential increase in price ($68 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in May 2026

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Compare providers for flights from Kalispell to Santa Rosa

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Santa Rosa in May.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Kalispell-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Santa Rosa flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Kalispell-Santa Rosa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalispell-Santa Rosa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kalispell to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Kalispell with our price prediction graph.

FCA-STS

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Santa Rosa

Read reviews from past customers who have flown Alaska Airlines from Kalispell to Santa Rosa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

12,370 reviews

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Alaska Airlines

7.9

Good

12,370 reviews

Alaska Airlines

7.9

Good

12,370 reviews

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Can I find deals for flights from Kalispell to Santa Rosa that include hotel bookings?
Yes. In addition to deals on Kalispell to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kalispell to Santa Rosa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to Santa Rosa.
Can I find deals for business class flights from Kalispell to Santa Rosa?
Yes. Cheapflights offers flight deals from Kalispell 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 airline flying from Kalispell to Santa Rosa

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$418	Average$480	FlexibilityNo cancel fee	On-time75%

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Cheap flights from Kalispell to Santa Rosa (FCA - STS)

Find cheap flights from Kalispell 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 Kalispell to Santa Rosa

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Compare providers for flights from Kalispell to Santa Rosa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Santa Rosa in May.

Best time to book a flight from Kalispell to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Kalispell with our price prediction graph.

Reviews of airlines servicing Santa Rosa

Read reviews from past customers who have flown Alaska Airlines from Kalispell to Santa Rosa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

Traveling to a place near Santa Rosa?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kalispell to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Santa Rosa by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Kalispell to Santa Rosa by cabin class

Find flights from Kalispell to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Kalispell and Santa Rosa flights

Browse other Kalispell and Santa Rosa flight options. Last updated on May 16, 2026.

Other flights from Kalispell

Browse through other flights departing from Kalispell. Flights are based on user searches made on Cheapflights and were last updated on May 16, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Santa Rosa

Explore flights to Santa Rosa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 16, 2026.

Top airline flying from Kalispell to Santa Rosa

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