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$260+ Cheap flights from Santa Rosa to Billings (STS - BIL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BIL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Santa Rosa to Billings

Best flights from Santa Rosa to Billings
Discover carefully curated flight deals from Santa Rosa to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 2/56:30 pmSTS - BIL
1 stop17h 52mAlaska Airlines
Thu 2/263:32 pmBIL - STS
1 stop18h 42mAlaska Airlines
Deal found 12/15$260
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 2/127:57 pmSTS - BIL
1 stop17h 55mAlaska Airlines
Wed 2/187:00 amBIL - STS
1 stop15h 52mAlaska Airlines
Deal found 12/16$272
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 1/86:50 amSTS - BIL
1 stop5h 32mAlaska Airlines
Sun 1/113:35 pmBIL - STS
1 stop6h 06mAlaska Airlines
Deal found 12/16$274

Find flight deals from Santa Rosa to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Billings (BIL). 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$260
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$614
Provider with most accurate pricing for San Francisco-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Billings Logan Intl flights.
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From Santa Rosa Sonoma County to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Billings 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 December 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to Billings that are best for you.

Fly from

Santa Rosa

Fly to

Billings

Route

Depart

Return

Price

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Thu 2/5

6:30 pm-1:22 pm

1 stop17h 52m

Billings Logan Intl

Thu 2/26

3:32 pm-9:14 am

1 stop18h 42m

$260

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Thu 2/12

7:57 pm-2:52 pm

1 stop17h 55m

Billings Logan Intl

Wed 2/18

7:00 am-9:52 pm

1 stop15h 52m

$272

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Thu 1/8

6:50 am-1:22 pm

1 stop5h 32m

Billings Logan Intl

Sun 1/11

3:35 pm-8:41 pm

1 stop6h 06m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Santa Rosa to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings 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 Billings

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

Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Billings (average of $120). Flying from Santa Rosa to Billings in July is currently the most expensive (average of $326). 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 Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Santa Rosa to Billings, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,477 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

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

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

    Departing from Santa Rosa to Billings will take you 17h 52m. There are 885 mi between Santa Rosa and Billings.

  • What is the cheapest airline to fly from Santa Rosa to Billings round-trip?

    Our cheapest airline available from Santa Rosa to Billings is Alaska Airlines. Our recent data shows that you can find tickets from as low as $326 on this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Billings 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 Billings?

    Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Billings (average of $120). Flying from Santa Rosa to Billings in July is currently the most expensive (average of $326). 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.

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Top airline flying from Santa Rosa to Billings

Discover the top airline that operate flights from Santa Rosa to Billings. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$326Average$548FlexibilityNo cancel feeOn-time75%

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