What is the cheapest airline that flies from San Francisco to Billings Logan Intl?

United Airlines and Alaska Airlines are the most popular carriers operating from San Francisco to Billings Logan Intl

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

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

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

As of August 2026, there are 2 operators available to choose from for flights from San Francisco Airport to Billings Logan Intl Airport.

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

What documentation or ID do you need to fly to Billings Logan Intl Airport?

The travel and health documents required for your trip to Billings Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Billings Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$173 Cheap Flights from San Francisco to Billings in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Billings

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:24 pm - 4:21 pmSFO San Francisco-BIL Billings Logan Intl

16h 57m1 stop Las Vegas Harry Reid Intl

5:22 pm - 6:24 pmBIL Billings Logan Intl-SFO San Francisco

26h 02m1 stop Las Vegas Harry Reid Intl

$214Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

4:31 pm - 4:21 pmSFO San Francisco-BIL Billings Logan Intl

22h 50m2 stops San Diego Las Vegas Harry Reid Intl

5:22 pm - 8:14 amBIL Billings Logan Intl-SFO San Francisco

15h 52m1 stop Las Vegas Harry Reid Intl

$216Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

10:24 pm - 4:21 pmSFO San Francisco-BIL Billings Logan Intl

16h 57m1 stop Las Vegas Harry Reid Intl

5:22 pm - 6:24 pmBIL Billings Logan Intl-SFO San Francisco

26h 02m1 stop Las Vegas Harry Reid Intl

$231Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

10:24 pm - 4:21 pmSFO San Francisco-BIL Billings Logan Intl

16h 57m1 stop Las Vegas Harry Reid Intl

5:22 pm - 6:24 pmBIL Billings Logan Intl-SFO San Francisco

26h 02m1 stop Las Vegas Harry Reid Intl

$238Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

5:19 pm - 10:34 pmSFO San Francisco-BIL Billings Logan Intl

4h 15m1 stop Salt Lake City

5:20 am - 9:00 amBIL Billings Logan Intl-SFO San Francisco

4h 40m1 stop Salt Lake City

$345Delta

Wed, Sep 23 - Tue, Sep 29

5:19 pm - 10:34 pmSFO San Francisco-BIL Billings Logan Intl

4h 15m1 stop Salt Lake City

6:33 pm - 11:59 pmBIL Billings Logan Intl-SFO San Francisco

6h 26m1 stop Salt Lake City

$345Delta

Wed, Sep 23 - Wed, Sep 30

4:51 pm - 11:29 pmSFO San Francisco-BIL Billings Logan Intl

5h 38m1 stop Seattle/Tacoma Intl

6:14 am - 1:03 pmBIL Billings Logan Intl-SFO San Francisco

7h 49m1 stop Seattle/Tacoma Intl

$345Alaska Airlines

Tue, Sep 22 - Wed, Sep 30

4:51 pm - 11:29 pmSFO San Francisco-BIL Billings Logan Intl

5h 38m1 stop Seattle/Tacoma Intl

3:44 pm - 9:28 pmBIL Billings Logan Intl-SFO San Francisco

6h 44m1 stop Portland

$345Alaska Airlines

Tue, Sep 22 - Sat, Oct 3

5:19 pm - 10:41 pmSFO San Francisco-BIL Billings Logan Intl

4h 22m1 stop Salt Lake City

5:20 am - 9:00 amBIL Billings Logan Intl-SFO San Francisco

4h 40m1 stop Salt Lake City

$345Delta

Sat, Sep 26 - Wed, Sep 30

7:23 am - 3:02 pmSFO San Francisco-BIL Billings Logan Intl

6h 39m1 stop Portland

3:42 pm - 7:54 pmBIL Billings Logan Intl-SFO San Francisco

5h 12m1 stop Portland

$345Alaska Airlines

Sat, Sep 26 - Wed, Sep 30

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Alaska Airlines flights from San Francisco to Billings

Our best Alaska Airlines deals on San Francisco to Billings flight tickets

Alaska Airlines

Sep 21

SFO7:22 pmSan Francisco

15h 18m

1 stop

BIL11:40 amBillings Logan Intl

Sep 29

BIL6:14 amBillings Logan Intl

7h 49m

1 stop

SFO1:03 pmSan Francisco

$354

Alaska Airlines

Sep 23

SFO4:51 pmSan Francisco

5h 38m

1 stop

BIL11:29 pmBillings Logan Intl

Sep 28

BIL6:14 amBillings Logan Intl

5h 45m

1 stop

SFO10:59 amSan Francisco

$360

Alaska Airlines

Sep 24

SFO7:00 amSan Francisco

15h 29m

1 stop

BIL11:29 pmBillings Logan Intl

Oct 3

BIL7:41 amBillings Logan Intl

5h 45m

1 stop

SFO12:26 pmSan Francisco

$364

United Airlines flights from San Francisco to Billings

Our best United Airlines deals on San Francisco to Billings flight tickets

United Airlines

Nov 11

SFO12:23 pmSan Francisco

7h 51m

2 stops

BIL9:14 pmBillings Logan Intl

Nov 13

BIL5:00 amBillings Logan Intl

5h 29m

1 stop

SFO9:29 amSan Francisco

$365

United Airlines

Aug 20

SFO8:29 amSan Francisco

12h 38m

2 stops

BIL10:07 pmBillings Logan Intl

Aug 24

BIL4:40 pmBillings Logan Intl

7h 15m

1 stop

SFO10:55 pmSan Francisco

$707

United Airlines

Aug 19

SFO5:00 amSan Francisco

7h 21m

1 stop

BIL1:21 pmBillings Logan Intl

Aug 24

BIL5:07 amBillings Logan Intl

11h 32m

2 stops

SFO3:39 pmSan Francisco

$752

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Thu 9/24

10:24 pm-4:21 pm

1 stop16h 57m

Billings Logan Intl

Mon 9/28

5:22 pm-6:24 pm

1 stop26h 02m

$214

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Thu 9/24

4:31 pm-4:21 pm

2 stops22h 50m

Billings Logan Intl

Mon 9/28

5:22 pm-8:14 am

1 stop15h 52m

$216

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Thu 9/24

10:24 pm-4:21 pm

1 stop16h 57m

Billings Logan Intl

Mon 9/28

5:22 pm-6:24 pm

1 stop26h 02m

$231

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Thu 9/24

10:24 pm-4:21 pm

1 stop16h 57m

Billings Logan Intl

Mon 9/28

5:22 pm-6:24 pm

1 stop26h 02m

$238

Quickest round-trip

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Wed 9/23

5:19 pm-10:34 pm

1 stop4h 15m

Billings Logan Intl

Tue 9/29

5:20 am-9:00 am

1 stop4h 40m

$345

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Wed 9/23

5:19 pm-10:34 pm

1 stop4h 15m

Billings Logan Intl

Wed 9/30

6:33 pm-11:59 pm

1 stop6h 26m

$345

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Tue 9/22

4:51 pm-11:29 pm

1 stop5h 38m

Billings Logan Intl

Wed 9/30

6:14 am-1:03 pm

1 stop7h 49m

$345

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Tue 9/22

4:51 pm-11:29 pm

1 stop5h 38m

Billings Logan Intl

Sat 10/3

3:44 pm-9:28 pm

1 stop6h 44m

$345

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Sat 9/26

5:19 pm-10:41 pm

1 stop4h 22m

Billings Logan Intl

Wed 9/30

5:20 am-9:00 am

1 stop4h 40m

$345

San FranciscoBillings

SFO San Francisco - BIL Billings Logan Intl

SFOBIL

San Francisco

Sat 9/26

7:23 am-3:02 pm

1 stop6h 39m

Billings Logan Intl

Wed 9/30

3:42 pm-7:54 pm

1 stop5h 12m

$345

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from $348 to $563.
The lowest price recently found on this route was $214.

What is the cheapest month to fly to Billings?

The month of February is, on average, the cheapest month to fly to Billings from San Francisco, with most prices found around $258. The month of September is another great option to travel to Billings, with average flight prices from San Francisco averaging around $294.

When to book flights from San Francisco to Billings

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

Estimated round-trip price

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

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

Fastest flight time	4h 17m
Direct flights	None

The fastest flight from San Francisco to Billings takes 4h 17m

There are no direct flights from San Francisco to Billings. There are no popular flight routes from San Francisco to Billings.

Search flight deals

Frequently asked questions about flying from San Francisco to Billings

How far is San Francisco to Billings Logan Intl by plane?
Billings Logan Intl is 902.0 mi away from San Francisco. Typically, this will take 4h 17m by plane in normal conditions.
When did momondo last update prices for flights from San Francisco Airport to Billings Logan Intl Airport?
Prices for flights from San Francisco Airport to Billings Logan Intl Airport refresh daily.
How many operators does momondo search for flights from San Francisco Airport to Billings Logan Intl Airport?
As of August 2026, there are 2 operators available to choose from for flights from San Francisco Airport to Billings Logan Intl Airport.
How old do you have to be to fly from San Francisco Airport to Billings Logan Intl 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 San Francisco Airport to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The travel and health documents required for your trip to Billings Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Billings Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from San Francisco to Billings?
Based on momondo bookings for flights between San Francisco and Billings, the leading airline is Delta, making up 59% of the total bookings. Other popular airlines include Alaska Airlines with 41%.

Best airlines flying from San Francisco to Billings

Compare and see reviews for airlines that fly from San Francisco to Billings with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $254	Free Cancellation	Rating 7.8 8,496 reviews		Search Delta flights
Alaska Airlines	PriceFrom $293	Free Cancellation	Rating 7.9 12,776 reviews		Search Alaska Airlines flights

Forsyth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Billings from San Francisco.

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

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

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

Once you have performed a search for San Francisco to Billings 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 San Francisco to Billings right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Billings, momondo offers a useful price alert feature which will track prices for flights to Billings from San Francisco and alert you when they change.