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$291+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BIL
Mar 1 — Mar 81
Sun 3/1
Sun 3/8
1 adult, Economy
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Cheap flight deals from Santa Rosa to Billings

Cheapest flights from Santa Rosa to Billings
Explore the most affordable flight options available from Santa Rosa to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2026.

This American Airlines deal was found by Cheapflights users on 1/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/174:17 pm
STS
-
BIL
1 stop6h 18m
American Airlines
Tue 2/247:25 am
BIL
-
STS
1 stop6h 08m
American Airlines
Deal found 1/29$291
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 2/206:50 pm
STS
-
BIL
1 stop17h 34m
Alaska Airlines
Tue 2/242:04 pm
BIL
-
STS
1 stop21h 28m
Alaska Airlines
Deal found 1/29$313
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 4/107:02 pm
STS
-
BIL
1 stop17h 23m
Alaska Airlines
Mon 4/137:56 am
BIL
-
STS
1 stop27h 34m
Alaska Airlines
Deal found 1/29$323
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 4/107:30 am
STS
-
BIL
1 stop4h 55m
Alaska Airlines
Sat 4/1112:34 pm
BIL
-
STS
1 stop5h 36m
Alaska Airlines
Deal found 1/29$326
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 2/206:50 pm
STS
-
BIL
1 stop17h 34m
Alaska Airlines
Sat 2/213:32 pm
BIL
-
STS
1 stop18h 42m
Alaska Airlines
Deal found 1/29$333
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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 2/188:00 am
STS
-
BIL
1 stop4h 24m
Alaska Airlines
Tue 2/243:32 pm
BIL
-
STS
2 stops28h 45m
Alaska Airlines
Deal found 1/29$337
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 2/206:50 pm
STS
-
BIL
1 stop17h 34m
Alaska Airlines
Mon 2/233:32 pm
BIL
-
STS
1 stop18h 42m
Alaska Airlines
Deal found 1/29$343
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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 2/197:57 pm
STS
-
BIL
1 stop26h 41m
Alaska Airlines
Sat 2/282:04 pm
BIL
-
STS
1 stop8h 48m
Alaska Airlines
Deal found 1/29$348
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Sat 2/218:00 am
STS
-
BIL
1 stop4h 24m
Alaska Airlines
Tue 2/243:32 pm
BIL
-
STS
2 stops28h 45m
Alaska Airlines
Deal found 1/29$357
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 2/206:50 pm
STS
-
BIL
1 stop17h 34m
Alaska Airlines
Thu 2/267:00 am
BIL
-
STS
1 stop17h 50m
Alaska Airlines
Deal found 1/29$358
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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 2/188:00 am
STS
-
BIL
1 stop4h 24m
Alaska Airlines
Mon 2/233:32 pm
BIL
-
STS
2 stops19h 39m
Alaska Airlines
Deal found 1/29$359

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 January 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(American Airlines)

Popular in

July

Cheapest in

March

Average price

$370
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.
Search Deals
From Santa Rosa Sonoma County to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 30, 2026.
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

Fri 2/20

6:50 pm-1:24 pm

1 stop17h 34m

Billings Logan Intl

Sat 2/28

2:04 pm-9:52 pm

1 stop8h 48m

$313

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Sat 2/21

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Tue 2/24

7:00 am-9:52 pm

1 stop15h 52m

$313

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Wed 2/18

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Sat 2/28

2:04 pm-9:52 pm

1 stop8h 48m

$313

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Fri 4/10

7:02 pm-1:25 pm

1 stop17h 23m

Billings Logan Intl

Mon 4/13

7:56 am-10:30 am

1 stop27h 34m

$323

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Fri 4/10

7:30 am-1:25 pm

1 stop4h 55m

Billings Logan Intl

Sat 4/11

12:34 pm-5:10 pm

1 stop5h 36m

$326

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Sat 2/28

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Wed 3/4

3:32 pm-9:14 am

1 stop18h 42m

$333

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Wed 2/18

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Wed 2/25

3:32 pm-9:14 am

1 stop18h 42m

$333

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Sat 2/21

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Wed 2/25

3:32 pm-9:14 am

1 stop18h 42m

$333

Santa RosaBillings

STS - BIL

STSBIL

Santa Rosa Sonoma County

Wed 2/18

8:00 am-1:24 pm

1 stop4h 24m

Billings Logan Intl

Tue 2/24

3:32 pm-7:17 pm

2 stops28h 45m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 January 30, 2026.
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
11,810 reviews

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

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
11,810 reviews
Alaska Airlines
8.0
Very good
11,810 reviews

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

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 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 34m. 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. This flight start at 29% lower than the current average price 3 months from now.

  • 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.

See more FAQs

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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 January 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$326Average$548FlexibilityNo cancel feeOn-time75%

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