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Cheap flights from Billings to San Francisco from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to San Francisco departing on 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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.
Multiple Airlines Logo
9:59 am - 10:30 am
BIL
-
SFO
25h 31m
1 stop
Multiple Airlines Logo
3:43 pm - 9:14 am
SFO
-
BIL
16h 31m
1 stop
$318Multiple Airlines
Mon, Jul 20 - Thu, Jul 23
Alaska Airlines Logo
6:00 am - 2:00 pm
BIL
-
SFO
9h 00m
1 stop
Alaska Airlines Logo
8:30 am - 4:32 pm
SFO
-
BIL
7h 02m
1 stop
$355Alaska Airlines
Wed, Nov 4 - Sat, Nov 7
Delta Logo
5:20 am - 8:50 am
BIL
-
SFO
4h 30m
1 stop
Delta Logo
5:10 pm - 10:25 pm
SFO
-
BIL
4h 15m
1 stop
$357Delta
Thu, Aug 20 - Sun, Aug 23
Alaska Airlines Logo
3:43 pm - 7:30 pm
BIL
-
SFO
4h 47m
1 stop
Alaska Airlines Logo
5:38 pm - 11:51 pm
SFO
-
BIL
5h 13m
1 stop
$359Alaska Airlines
Wed, Jul 1 - Tue, Jul 7
Multiple Airlines Logo
9:59 am - 10:30 am
BIL
-
SFO
25h 31m
1 stop
Multiple Airlines Logo
3:43 pm - 9:14 am
SFO
-
BIL
16h 31m
1 stop
$370Multiple Airlines
Mon, Jul 20 - Thu, Jul 23
Delta Logo
12:57 pm - 11:36 pm
BIL
-
SFO
11h 39m
2 stops
Delta Logo
5:00 pm - 10:32 pm
SFO
-
BIL
4h 32m
1 stop
$383Delta
Fri, Oct 2 - Fri, Oct 23
Multiple Airlines Logo
9:59 am - 11:43 am
BIL
-
SFO
26h 44m
2 stops
Multiple Airlines Logo
9:00 pm - 9:14 am
SFO
-
BIL
11h 14m
1 stop
$384Multiple Airlines
Mon, Jul 20 - Thu, Jul 23
Alaska Airlines Logo
3:43 pm - 7:30 pm
BIL
-
SFO
4h 47m
1 stop
Alaska Airlines Logo
1:51 pm - 11:51 pm
SFO
-
BIL
9h 00m
2 stops
$393Alaska Airlines
Wed, Jul 1 - Tue, Jul 7
Delta Logo
6:40 pm - 10:05 pm
BIL
-
SFO
4h 25m
1 stop
Delta Logo
5:05 pm - 10:51 pm
SFO
-
BIL
4h 46m
1 stop
$397Delta
Thu, Jun 25 - Sat, Jul 4
Alaska Airlines Logo
5:12 pm - 9:35 pm
BIL
-
SFO
5h 23m
1 stop
Alaska Airlines Logo
11:39 am - 10:43 pm
SFO
-
BIL
10h 04m
2 stops
$398Alaska Airlines
Wed, Nov 4 - Sat, Nov 7

Delta flights from Billings to San Francisco

Our best Delta deals on Billings to San Francisco flight tickets
Delta
Aug 20
BIL5:20 amBillings Logan Intl
4h 30m
1 stop
SFO8:50 amSan Francisco
Aug 23
SFO5:10 pmSan Francisco
4h 15m
1 stop
BIL10:25 pmBillings Logan Intl
$357
Delta
Oct 2
BIL12:57 pmBillings Logan Intl
11h 39m
2 stops
SFO11:36 pmSan Francisco
Oct 23
SFO5:00 pmSan Francisco
4h 32m
1 stop
BIL10:32 pmBillings Logan Intl
$383
Delta
Jun 25
BIL6:40 pmBillings Logan Intl
4h 25m
1 stop
SFO10:05 pmSan Francisco
Jul 4
SFO5:05 pmSan Francisco
4h 46m
1 stop
BIL10:51 pmBillings Logan Intl
$397

United Airlines flights from Billings to San Francisco

Our best United Airlines deals on Billings to San Francisco flight tickets
United Airlines
Jul 9
BIL6:00 pmBillings Logan Intl
5h 56m
1 stop
SFO10:56 pmSan Francisco
Jul 12
SFO5:00 amSan Francisco
7h 22m
1 stop
BIL1:22 pmBillings Logan Intl
$409
United Airlines
Jun 28
BIL5:00 amBillings Logan Intl
5h 18m
1 stop
SFO9:18 amSan Francisco
Jul 15
SFO2:20 pmSan Francisco
5h 57m
1 stop
BIL9:17 pmBillings Logan Intl
$751
United Airlines
Jun 17
BIL2:25 pmBillings Logan Intl
20h 05m
2 stops
SFO9:30 amSan Francisco
Jun 22
SFO9:00 pmSan Francisco
15h 22m
1 stop
BIL1:22 pmBillings Logan Intl
$876

momondo Fare Finder

 
Customize your flight search to find flights from Billings to San Francisco 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 June 5, 2026.
Use the filters below to find and compare flights from Billings to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Mon 7/20

9:59 am-10:30 am

1 stop25h 31m

San Francisco

Thu 7/23

3:43 pm-9:14 am

1 stop16h 31m

$318

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Wed 11/4

6:00 am-2:00 pm

1 stop9h 00m

San Francisco

Sat 11/7

8:30 am-4:32 pm

1 stop7h 02m

$355
Quickest round-trip

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Thu 8/20

5:20 am-8:50 am

1 stop4h 30m

San Francisco

Sun 8/23

5:10 pm-10:25 pm

1 stop4h 15m

$357

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Wed 7/1

3:43 pm-7:30 pm

1 stop4h 47m

San Francisco

Tue 7/7

5:38 pm-11:51 pm

1 stop5h 13m

$359

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Mon 7/20

9:59 am-10:30 am

1 stop25h 31m

San Francisco

Thu 7/23

3:43 pm-9:14 am

1 stop16h 31m

$370

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Fri 10/2

12:57 pm-11:36 pm

2 stops11h 39m

San Francisco

Fri 10/23

5:00 pm-10:32 pm

1 stop4h 32m

$383

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Mon 7/20

9:59 am-11:43 am

2 stops26h 44m

San Francisco

Thu 7/23

9:00 pm-9:14 am

1 stop11h 14m

$384

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Wed 7/1

3:43 pm-7:30 pm

1 stop4h 47m

San Francisco

Tue 7/7

1:51 pm-11:51 pm

2 stops9h 00m

$393

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Thu 6/25

6:40 pm-10:05 pm

1 stop4h 25m

San Francisco

Sat 7/4

5:05 pm-10:51 pm

1 stop4h 46m

$397

BillingsSan Francisco

BIL - SFO

BILSFO

Billings Logan Intl

Wed 11/4

5:12 pm-9:35 pm

1 stop5h 23m

San Francisco

Sat 11/7

11:39 am-10:43 pm

2 stops10h 04m

$398

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Billings to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Billings and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $274.

Can stopping save me money on Billings to San Francisco flights?

You could potentially save up to 36% on your flight if you consider stops on a Billings to San Francisco flight.

How have Billings to San Francisco flight prices changed over time?

When to book flights from Billings to San Francisco

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

Cheap Billings to San Francisco (BIL to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to San Francisco

Fastest flight time

5h 22m

Direct flights

None
The fastest flight from Billings to San Francisco takes 5h 22m
There are no direct flights from Billings to San Francisco. There are no popular flight routes from Billings to San Francisco.
Search flight deals

Frequently asked questions about flying from Billings to San Francisco

  • How far is Billings Logan Intl to San Francisco by plane?

    There are 902.0 mi between Billings Logan Intl and San Francisco. Flights usually cover this in 5h 22m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to San Francisco Airport?

    Prices for flights from Billings Logan Intl Airport to San Francisco Airport are updated daily.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to San Francisco Airport?

  • How old do you have to be to fly from Billings Logan Intl Airport to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Billings Logan Intl Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Billings to San Francisco?

Best airlines flying from Billings to San Francisco

Compare and see reviews for airlines that fly from Billings to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.8
8,397 reviews
Search Delta flights
Alaska AirlinesPriceFrom $254Free CancellationRating
7.9
12,468 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $254Free CancellationRating
7.4
9,778 reviews
Search United Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Hayward
Roseville
Bodega Bay
Walnut Creek
Santa Clara
Berkeley
Fremont
Vallejo
Sunnyvale
Big Sur
South San Francisco
Pacific Grove
Daly City
Burlingame
Calistoga
Salinas

Why use momondo?

Why should I use momondo to find a flight deal from Billings to San Francisco?

Finding the right flight to San Francisco from Billings is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

Can I find flights from Billings to San Francisco with flexible booking policies on momondo?

All flight searches from Billings to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Billings to San Francisco?

Once you have performed a search for Billings to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Billings to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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