$149 Cheap Flights from Santa Rosa (STS) to Kalispell (FCA)

View $149 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Glacier Park Intl. Airport (FCA)

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

Prices were available within the past 7 days and start at $149 for one-way flights and $288 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Jan 17 - Sat, Jan 31
STS
Santa Rosa
FCA
Kalispell
$288 Roundtrip, found 4 days ago
$288
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Santa Rosa to Kalispell, returning Sat, Jan 31, priced at $288 found 4 days ago
Hawaiian Airlines
Fri, Jan 16 - Sat, Jan 31
STS
Santa Rosa
FCA
Kalispell
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Jan 16 from Santa Rosa to Kalispell, returning Sat, Jan 31, priced at $290 found 4 days ago
Alaska Airlines
Wed, Dec 3 - Sun, Dec 7
STS
Santa Rosa
FCA
Kalispell
$292 Roundtrip, found 3 days ago
$292
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Dec 3 from Santa Rosa to Kalispell, returning Sun, Dec 7, priced at $292 found 3 days ago
Hawaiian Airlines
Mon, Jan 12 - Wed, Feb 4
STS
Santa Rosa
FCA
Kalispell
$294 Roundtrip, found 4 days ago
$294
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from Santa Rosa to Kalispell, returning Wed, Feb 4, priced at $294 found 4 days ago
Hawaiian Airlines
Fri, Jan 16 - Sat, Jan 17
STS
Santa Rosa
FCA
Kalispell
$296 Roundtrip, found 4 days ago
$296
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Jan 16 from Santa Rosa to Kalispell, returning Sat, Jan 17, priced at $296 found 4 days ago
Hawaiian Airlines
Sat, Jan 17 - Fri, Jan 30
STS
Santa Rosa
FCA
Kalispell
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Santa Rosa to Kalispell, returning Fri, Jan 30, priced at $298 found 4 days ago
Hawaiian Airlines
Sun, Jan 18 - Tue, Jan 20
STS
Santa Rosa
FCA
Kalispell
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sun, Jan 18 from Santa Rosa to Kalispell, returning Tue, Jan 20, priced at $298 found 4 days ago
Hawaiian Airlines
Fri, Jan 16 - Fri, Jan 30
STS
Santa Rosa
FCA
Kalispell
$300 Roundtrip, found 4 days ago
$300
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Jan 16 from Santa Rosa to Kalispell, returning Fri, Jan 30, priced at $300 found 4 days ago
Alaska Airlines
Wed, Jan 14 - Sat, Jan 17
STS
Santa Rosa
FCA
Kalispell
$302 Roundtrip, found 4 hours ago
$302
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Jan 14 from Santa Rosa to Kalispell, returning Sat, Jan 17, priced at $302 found 4 hours ago
Hawaiian Airlines
Mon, Jan 12 - Mon, Feb 2
STS
Santa Rosa
FCA
Kalispell
$304 Roundtrip, found 4 days ago
$304
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from Santa Rosa to Kalispell, returning Mon, Feb 2, priced at $304 found 4 days ago

Find the cheapest month to fly from Santa Rosa (STS) to Kalispell (FCA)

June is typically the cheapest month to fly

From $106 - $851 per traveler.

Alternative airports near Kalispell

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

Select flight to Glacier Park Intl. FCA. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $302
FCA
Glacier Park Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $302

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA) cost?
Get a cheap one-way flight from $149 or cheap return flight from $288 from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA)?
January is the least expensive month to fly from STS to FCA. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA)?
To find the cheapest airline flying from STS to FCA, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA)?
There are no daily nonstop flights departing from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from STS to FCA?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from STS to FCA?
Avelo Airlines has the best track record for on-time direct flights from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA), with an on-time score of 100%. Use the Expedia App to look up your flight status before you leave and get immediate updates about any changes.
What is the best time to fly from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA)?
To touch down at Glacier Park Intl. Airport (FCA) on time, book a flight that leaves from Sonoma County Airport (STS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Glacier Park Intl. Airport (FCA) last-minute?
Booking your plane ticket from STS to FCA shortly before your journey is usually more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a STS to FCA flight and hotel package?
You'll generally save money by securing a STS to FCA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred flights and accommodations, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Glacier Park Intl. Airport (FCA)?
If you reserved your STS to FCA flight in the last 24 hours, you may be able to modify or cancel it without 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, visit our Customer Service portal for more details.

Travel information

Origin airport
Sonoma County
Destination airport
Glacier Park Intl.
Airlines serving
Alaska Airlines, Hawaiian Airlines
Roundtrip price
$282
Distance
800 mi

Book with confidence

Santa Rosa to Kalispell Flights

The cheapest times to fly from Santa Rosa to Kalispell

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

 

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

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

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 Kalispell in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 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 Kalispell 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 Kalispell 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 Kalispell Flights

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*Available to One Key members.