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Santa Rosa

$309+ Cheap flights from Billings to Santa Rosa (BIL - STS)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — STS
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Billings to Santa Rosa

Cheapest flights from Billings to Santa Rosa
Explore the most affordable flight options available from Billings to Santa Rosa. 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.
Wed 4/1512:34 pm
BIL
-
STS
1 stop5h 36m
Alaska Airlines
Mon 4/207:00 am
STS
-
BIL
2 stops29h 25m
Alaska Airlines
Deal found 2/12$309
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 2/252:04 pm
BIL
-
STS
2 stops30h 13m
Alaska Airlines
Sat 2/288:00 am
STS
-
BIL
1 stop4h 24m
Alaska Airlines
Deal found 2/11$488

Find flight deals from Billings to Santa Rosa

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

$488
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$274
Provider with most accurate pricing for Billings Logan Intl-Santa Rosa Sonoma County flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Santa Rosa Sonoma County flights.
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From Billings Logan Intl to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings to Santa Rosa 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 Billings to Santa Rosa that are best for you.

Fly from

Billings

Fly to

Santa Rosa

Route

Depart

Return

Price

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Wed 4/15

12:34 pm-5:10 pm

1 stop5h 36m

Santa Rosa Sonoma County

Mon 4/20

7:00 am-1:25 pm

2 stops29h 25m

$309

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Wed 2/25

2:04 pm-7:17 pm

2 stops30h 13m

Santa Rosa Sonoma County

Sat 2/28

8:00 am-1:24 pm

1 stop4h 24m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Compare providers for flights from Billings 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 Billings to Santa Rosa in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Billings-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Santa Rosa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-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 Billings-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 Billings to Santa Rosa

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

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

Currently, April is the cheapest month in which you can book a flight from Billings to Santa Rosa (average of $207). Flying from Billings to Santa Rosa in June is currently the most expensive (average of $331). 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.

Related info for your journey

Find useful and relevant information for your journey from Billings to Santa Rosa. 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 Billings to Santa Rosa?

    A quick flight from Billings to Santa Rosa can take about 30h 13m. Alaska Airlines provides one of the quickest options available for as low as $488. The distance from Billings to Santa Rosa is about 885 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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.

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

    Currently, April is the cheapest month in which you can book a flight from Billings to Santa Rosa (average of $207). Flying from Billings to Santa Rosa in June is currently the most expensive (average of $331). 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 Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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