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Kalispell

$144+ Cheap flights from Santa Rosa to Kalispell (STS - FCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
STS — FCA
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Santa Rosa to Kalispell

Cheapest flights from Santa Rosa to Kalispell
Explore the most affordable flight options available from Santa Rosa to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:57 pm
STS
-
FCA
1 stop15h 15m
Alaska Airlines
Tue 3/1712:52 pm
FCA
-
STS
1 stop21h 11m
Alaska Airlines
Deal found 2/12$343
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:30 am
STS
-
FCA
1 stop4h 42m
Alaska Airlines
Sun 4/58:26 pm
FCA
-
STS
1 stop15h 04m
Alaska Airlines
Deal found 2/9$381
This Alaska Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
STS
-
FCA
2 stops15h 57m
Alaska Airlines
Wed 3/412:52 pm
FCA
-
STS
2 stops10h 00m
Alaska Airlines
Deal found 2/9$393
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:53 pm
STS
-
FCA
1 stop16h 19m
Alaska Airlines
Mon 3/238:26 pm
FCA
-
STS
1 stop15h 04m
Alaska Airlines
Deal found 2/11$423
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:45 pm
STS
-
FCA
2 stops31h 14m
Alaska Airlines
Sun 10/118:00 pm
FCA
-
STS
1 stop24h 10m
Alaska Airlines
Deal found 2/11$456

Find flight deals from Santa Rosa to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Kalispell (FCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$381
(CheapOair)

One-way from

$144
(CheapOair)

Popular in

November

Cheapest in

August

Average price

$332
Provider with most accurate pricing for Santa Rosa Sonoma County-Kalispell Glacier Park flight deals.
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Provider most trusted by Cheapflights users for Santa Rosa Sonoma County-Kalispell Glacier Park flights.
Search Deals
From Santa Rosa Sonoma County to Kalispell Glacier Park
Search Deals
One-way flight from Santa Rosa Sonoma County to Kalispell Glacier Park
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Kalispell that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Santa Rosa to Kalispell that are best for you.

Fly from

Santa Rosa

Fly to

Kalispell

Route

Depart

Return

Price

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Tue 3/10

7:57 pm-12:12 pm

1 stop15h 15m

Kalispell Glacier Park

Tue 3/17

12:52 pm-9:03 am

1 stop21h 11m

$343

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Tue 3/3

7:00 am-11:57 pm

2 stops15h 57m

Kalispell Glacier Park

Wed 3/4

12:52 pm-9:52 pm

2 stops10h 00m

$393

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Wed 3/18

6:53 pm-12:12 pm

1 stop16h 19m

Kalispell Glacier Park

Mon 3/23

8:26 pm-10:30 am

1 stop15h 04m

$423

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Wed 3/11

7:57 pm-11:57 pm

1 stop27h 00m

Kalispell Glacier Park

Wed 3/18

8:26 pm-6:01 pm

1 stop22h 35m

$448

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Tue 3/24

7:30 am-1:12 pm

1 stop4h 42m

$189

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Wed 4/15

7:30 am-7:46 pm

2 stops11h 16m

$203

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Mon 3/23

2:56 pm-1:12 pm

1 stop21h 16m

$217

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Wed 3/25

2:56 pm-1:12 pm

1 stop21h 16m

$227

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Sun 3/22

7:05 am-12:12 pm

2 stops28h 07m

$254

Santa RosaKalispell

STS - FCA

STSFCA

Santa Rosa Sonoma County

Sat 7/18

11:02 am-7:22 pm

1 stop7h 20m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Santa Rosa-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Kalispell flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Rosa-Kalispell 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 Santa Rosa-Kalispell 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 Santa Rosa to Kalispell

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

Cheapflights Insights

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

What is the cheapest month to book a flight from Santa Rosa to Kalispell?

Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Kalispell (average of $44). Flying from Santa Rosa to Kalispell in September is currently the most expensive (average of $238). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Kalispell

Get insights into the airlines that provide service to Kalispell. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kalispell. Reviews last updated February 13, 2026.
See what other customers who have flown with Alaska Airlines and Avelo Airlines from Santa Rosa to Kalispell have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,878 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

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
8.0
Very good
11,878 reviews
Alaska Airlines
8.0
Very good
11,878 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

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
Avelo Airlines
7.6
Good
Alaska Airlines
8.0
Very good
11,878 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

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

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

  • How popular is this Santa Rosa to Kalispell flight route?

    This flight path from Santa Rosa Sonoma County to Kalispell Glacier Park was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Santa Rosa to Kalispell?

    Airlines like Alaska Airlines fly from Santa Rosa to Kalispell in about 15h 15m. The time it takes to get you to your destination can typically vary by up to . There are 800 mi between Santa Rosa and Kalispell.

  • What are the cheapest airlines flying from Santa Rosa to Kalispell round-trip?

    Our cheapest airline available from Santa Rosa to Kalispell is Avelo Airlines. Our recent data shows that you can find tickets from as low as $76 on this airline. An additional option worth looking into is Alaska Airlines, starting at $322. Avelo Airlines is 81% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Santa Rosa to Kalispell?

    Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Kalispell (average of $44). Flying from Santa Rosa to Kalispell in September is currently the most expensive (average of $238). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Columbia Falls
East Glacier Park

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Top 2 airlines flying from Santa Rosa to Kalispell

Discover the top 2 airlines that operate flights from Santa Rosa to Kalispell. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$76Average$127FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$322Average$555FlexibilityNo cancel feeOn-time75%

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