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Cheap flights from Billings to San Francisco from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to San Francisco departing on 5/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Billings to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
2:01 pm - 7:46 pm
BIL
-
STS
6h 45m
1 stop
Alaska Airlines Logo
7:50 am - 2:54 pm
STS
-
BIL
6h 04m
1 stop
$329Alaska Airlines
Sat, May 23 - Sun, May 24
Alaska Airlines Logo
12:47 pm - 4:23 pm
BIL
-
STS
4h 36m
1 stop
Alaska Airlines Logo
7:45 am - 1:26 pm
STS
-
BIL
4h 41m
1 stop
$378Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
3:34 pm - 11:30 pm
BIL
-
STS
8h 56m
1 stop
Alaska Airlines Logo
6:59 pm - 2:54 pm
STS
-
BIL
18h 55m
1 stop
$383Alaska Airlines
Wed, May 20 - Tue, May 26
Alaska Airlines Logo
2:01 pm - 7:46 pm
BIL
-
STS
6h 45m
1 stop
Alaska Airlines Logo
7:50 am - 11:33 pm
STS
-
BIL
14h 43m
2 stops
$391Alaska Airlines
Sat, May 23 - Sun, May 24
Alaska Airlines Logo
12:47 pm - 4:23 pm
BIL
-
STS
4h 36m
1 stop
Alaska Airlines Logo
10:41 am - 1:21 pm
STS
-
BIL
25h 40m
2 stops
$393Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
3:34 pm - 11:30 pm
BIL
-
STS
8h 56m
1 stop
Alaska Airlines Logo
7:00 am - 6:41 pm
STS
-
BIL
10h 41m
2 stops
$396Alaska Airlines
Wed, May 20 - Sun, May 24
Alaska Airlines Logo
6:00 am - 12:17 pm
BIL
-
STS
7h 17m
1 stop
Alaska Airlines Logo
7:50 am - 2:54 pm
STS
-
BIL
6h 04m
1 stop
$398Alaska Airlines
Sun, May 24 - Thu, May 28
Alaska Airlines Logo
7:21 pm - 7:46 pm
BIL
-
STS
25h 25m
1 stop
Alaska Airlines Logo
7:50 am - 2:54 pm
STS
-
BIL
6h 04m
1 stop
$403Alaska Airlines
Tue, May 26 - Sat, May 30
Alaska Airlines Logo
12:47 pm - 4:23 pm
BIL
-
STS
4h 36m
1 stop
Alaska Airlines Logo
7:10 pm - 11:33 pm
STS
-
BIL
27h 23m
2 stops
$408Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
2:06 pm - 10:57 pm
BIL
-
STS
9h 51m
1 stop
Alaska Airlines Logo
10:41 am - 11:33 pm
STS
-
BIL
35h 52m
2 stops
$411Alaska Airlines
Sat, May 9 - Tue, May 12

Alaska Airlines flights from Billings to Santa Rosa

Our best Alaska Airlines deals on Billings to Santa Rosa flight tickets
Alaska Airlines
May 23
BIL2:01 pmBillings Logan Intl
6h 45m
1 stop
STS7:46 pmSanta Rosa Sonoma County
May 24
STS7:50 amSanta Rosa Sonoma County
6h 04m
1 stop
BIL2:54 pmBillings Logan Intl
$329
Alaska Airlines
May 9
BIL12:47 pmBillings Logan Intl
4h 36m
1 stop
STS4:23 pmSanta Rosa Sonoma County
May 12
STS7:45 amSanta Rosa Sonoma County
4h 41m
1 stop
BIL1:26 pmBillings Logan Intl
$378
Alaska Airlines
May 20
BIL3:34 pmBillings Logan Intl
8h 56m
1 stop
STS11:30 pmSanta Rosa Sonoma County
May 26
STS6:59 pmSanta Rosa Sonoma County
18h 55m
1 stop
BIL2:54 pmBillings Logan Intl
$383

momondo 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, momondo users made 832,500 searches. Data last updated April 13, 2026.
Use the filters below to find and compare flights from Billings to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/23

2:01 pm-7:46 pm

1 stop6h 45m

Santa Rosa Sonoma County

Sun 5/24

7:50 am-2:54 pm

1 stop6h 04m

$329
Quickest round-trip

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/9

12:47 pm-4:23 pm

1 stop4h 36m

Santa Rosa Sonoma County

Tue 5/12

7:45 am-1:26 pm

1 stop4h 41m

$378

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Wed 5/20

3:34 pm-11:30 pm

1 stop8h 56m

Santa Rosa Sonoma County

Tue 5/26

6:59 pm-2:54 pm

1 stop18h 55m

$383

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/23

2:01 pm-7:46 pm

1 stop6h 45m

Santa Rosa Sonoma County

Sun 5/24

7:50 am-11:33 pm

2 stops14h 43m

$391

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/9

12:47 pm-4:23 pm

1 stop4h 36m

Santa Rosa Sonoma County

Tue 5/12

10:41 am-1:21 pm

2 stops25h 40m

$393

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Wed 5/20

3:34 pm-11:30 pm

1 stop8h 56m

Santa Rosa Sonoma County

Sun 5/24

7:00 am-6:41 pm

2 stops10h 41m

$396

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sun 5/24

6:00 am-12:17 pm

1 stop7h 17m

Santa Rosa Sonoma County

Thu 5/28

7:50 am-2:54 pm

1 stop6h 04m

$398

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Tue 5/26

7:21 pm-7:46 pm

1 stop25h 25m

Santa Rosa Sonoma County

Sat 5/30

7:50 am-2:54 pm

1 stop6h 04m

$403

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/9

12:47 pm-4:23 pm

1 stop4h 36m

Santa Rosa Sonoma County

Tue 5/12

7:10 pm-11:33 pm

2 stops27h 23m

$408

BillingsSanta Rosa

BIL - STS

BILSTS

Billings Logan Intl

Sat 5/9

2:06 pm-10:57 pm

1 stop9h 51m

Santa Rosa Sonoma County

Tue 5/12

10:41 am-11:33 pm

2 stops35h 52m

$411

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Billings to Santa Rosa

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to Santa Rosa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Billings to Santa Rosa (BIL to STS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Santa Rosa

Fastest flight time

7h 25m

Direct flights

None
The fastest flight from Billings to Santa Rosa takes 7h 25m
There are no direct flights from Billings to Santa Rosa. There are no popular flight routes from Billings to Santa Rosa.
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Frequently asked questions about flying from Billings to Santa Rosa

  • How far is Billings Logan Intl to Santa Rosa Sonoma County by plane?

    Santa Rosa Sonoma County is 885.1 mi away from Billings Logan Intl. Flights usually cover this in 7h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to Santa Rosa Sonoma County Airport?

    Prices for flights from Billings Logan Intl Airport to Santa Rosa Sonoma County Airport are updated daily.

  • How old do you have to be to fly from Billings Logan Intl Airport to Santa Rosa Sonoma County Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Billings Logan Intl Airport to Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The required travel and health documents for your Santa Rosa Sonoma County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Santa Rosa Sonoma County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Billings to Santa Rosa

  • How do I get Price Alerts for flights from Billings to Santa Rosa?

    Price Alerts will notify you by email when the price for flights to Santa Rosa from Billings decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Billings to Santa Rosa with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Fort Bragg
Mendocino
Ukiah
Little River
Point Arena

Why use momondo?

Why should I use momondo to find a flight deal from Billings to Santa Rosa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Billings to Santa Rosa. momondo saves you time and could save you money on your trip.

Can I find flights from Billings to Santa Rosa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Santa Rosa from Billings with this policy.

How can momondo help me find flights from Billings to Santa Rosa?

momondo helps you find the best flight between Billings and Santa Rosa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Billings to Santa Rosa right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Billings to Santa Rosa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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