$163+ Cheap flights from San Francisco to Billings (SFO - BIL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BIL
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Billings with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Billings
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Best
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Cheapest flights from San Francisco to BillingsExplore the most affordable flight options available from San Francisco to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
Explore the most affordable flight options available from San Francisco to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:56 pm
SFO
- BIL
1 stop18h 59m
Multiple Airlines
Mon 8/248:58 pm
BIL
- SFO
1 stop23h 58m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:08 pm
SFO
- BIL
1 stop20h 55m
Multiple Airlines
Mon 8/1710:00 am
BIL
- SFO
1 stop7h 36m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:05 pm
SFO
- BIL
1 stop11h 05m
Multiple Airlines
Sun 8/165:53 pm
BIL
- SFO
1 stop23h 13m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$314
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 9/307:23 am
SFO
- BIL
1 stop6h 39m
Alaska Airlines
Sat 10/33:44 pm
BIL
- SFO
1 stop5h 03m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 8/1910:36 am
SFO
- BIL
1 stop11h 53m
Alaska Airlines
Tue 8/253:42 pm
BIL
- SFO
1 stop6h 04m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$343
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 9/267:23 am
SFO
- BIL
1 stop6h 39m
Alaska Airlines
Mon 10/57:32 pm
BIL
- SFO
1 stop15h 07m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 11/77:47 am
SFO
- BIL
1 stop6h 05m
Alaska Airlines
Mon 11/165:12 pm
BIL
- SFO
1 stop6h 18m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 8/197:00 am
SFO
- BIL
1 stop15h 29m
Alaska Airlines
Mon 8/247:20 pm
BIL
- SFO
1 stop23h 38m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$363
This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:23 am
SFO
- BIL
1 stop6h 39m
Alaska Airlines
Mon 8/313:42 pm
BIL
- SFO
1 stop18h 25m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$367
Best flights from San Francisco to BillingsDiscover carefully curated flight deals from San Francisco to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
Discover carefully curated flight deals from San Francisco to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 9/307:23 am
SFO
- BIL
1 stop6h 39m
Alaska Airlines
Sat 10/33:44 pm
BIL
- SFO
1 stop5h 03m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:20 am
SFO
- BIL
2 stops10h 24m
Delta
Mon 8/246:25 pm
BIL
- SFO
2 stops16h 11m
Delta
Deal found 6/27![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:08 pm
SFO
- BIL
1 stop4h 17m
Delta
Tue 8/256:24 pm
BIL
- SFO
1 stop6h 33m
Delta
Deal found 6/27![Delta logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 8/267:23 am
SFO
- BIL
2 stops10h 17m
Alaska Airlines
Sun 8/307:20 pm
BIL
- SFO
1 stop5h 20m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:50 am
SFO
- BIL
1 stop4h 17m
Delta
Sun 8/305:20 am
BIL
- SFO
1 stop4h 30m
Delta
Deal found 6/27![Delta logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 8/293:03 pm
SFO
- BIL
2 stops19h 28m
Alaska Airlines
Sun 8/307:20 pm
BIL
- SFO
1 stop5h 20m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:19 pm
SFO
- BIL
1 stop4h 15m
Delta
Sun 9/205:30 am
BIL
- SFO
1 stop4h 33m
Delta
Deal found 6/29![Delta logo]()
$381
Last-minute flights from San Francisco to BillingsDiscover last-minute flight deals from San Francisco to Billings. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Billings. Data last updated July 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:05 pm
SFO
- BIL
1 stop11h 05m
Multiple Airlines
Sun 8/165:53 pm
BIL
- SFO
1 stop23h 13m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:08 pm
SFO
- BIL
1 stop20h 55m
Multiple Airlines
Mon 8/1710:00 am
BIL
- SFO
1 stop7h 36m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 8/1910:36 am
SFO
- BIL
1 stop11h 53m
Alaska Airlines
Tue 8/253:42 pm
BIL
- SFO
1 stop6h 04m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:20 am
SFO
- BIL
2 stops10h 24m
Delta
Tue 8/2511:51 am
BIL
- SFO
2 stops9h 28m
Delta
Deal found 6/27![Delta logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 8/197:00 am
SFO
- BIL
1 stop15h 29m
Alaska Airlines
Mon 8/247:20 pm
BIL
- SFO
1 stop23h 38m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:20 am
SFO
- BIL
2 stops10h 24m
Delta
Mon 8/246:25 pm
BIL
- SFO
2 stops16h 11m
Delta
Deal found 6/27![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:08 pm
SFO
- BIL
1 stop4h 17m
Delta
Sun 8/235:20 am
BIL
- SFO
1 stop4h 30m
Delta
Deal found 6/27![Delta logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:56 pm
SFO
- BIL
1 stop18h 59m
Multiple Airlines
Mon 8/248:58 pm
BIL
- SFO
1 stop23h 58m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:08 pm
SFO
- BIL
1 stop4h 17m
Delta
Mon 8/246:24 pm
BIL
- SFO
1 stop6h 33m
Delta
Deal found 6/27![Delta logo]()
$381
This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:23 am
SFO
- BIL
1 stop6h 39m
Alaska Airlines
Mon 8/313:42 pm
BIL
- SFO
1 stop18h 25m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$367
One-way flights from San Francisco to BillingsSearch for one-way flight options from San Francisco to Billings. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
Search for one-way flight options from San Francisco to Billings. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:05 pm
SFO
- BIL
1 stop11h 05m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:00 pm
SFO
- BIL
1 stop11h 14m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$172
This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:36 am
SFO
- BIL
1 stop7h 04m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:23 pm
SFO
- BIL
2 stops41h 40m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$186
This Booking.com deal was found by Cheapflights users on 7/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:23 am
SFO
- BIL
2 stops26h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$188
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:45 am
SFO
- BIL
1 stop5h 32m
Delta
Deal found 7/2![Delta logo]()
$191
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:50 am
SFO
- BIL
1 stop4h 19m
Delta
Deal found 7/1![Delta logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:08 pm
SFO
- BIL
1 stop18h 42m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$243
This Priceline deal was found by Cheapflights users on 6/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:20 am
SFO
- BIL
1 stop6h 43m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$247
Find flight deals from San Francisco to Billings
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 July 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $254 (Kiwi.com) |
One-way from | $163 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $516 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 July 2, 2026.
Use the filters below to find and compare flights from San Francisco to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 9/30
7:23 am-3:02 pm
1 stop6h 39m
Billings Logan Intl
Sat 10/3
3:44 pm-7:47 pm
1 stop5h 03m
$333
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 8/19
6:20 am-5:44 pm
2 stops10h 24m
Billings Logan Intl
Mon 8/24
6:25 pm-9:36 am
2 stops16h 11m
$368
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Fri 8/21
5:08 pm-10:25 pm
1 stop4h 17m
Billings Logan Intl
Tue 8/25
6:24 pm-11:57 pm
1 stop6h 33m
$371
Quickest round-trip
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 8/26
5:50 am-11:07 am
1 stop4h 17m
Billings Logan Intl
Sun 8/30
5:20 am-8:50 am
1 stop4h 30m
$371
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Thu 9/17
5:19 pm-10:34 pm
1 stop4h 15m
Billings Logan Intl
Sun 9/20
5:30 am-9:03 am
1 stop4h 33m
$381
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 8/26
7:23 am-6:40 pm
2 stops10h 17m
Billings Logan Intl
Sun 8/30
7:20 pm-11:40 pm
1 stop5h 20m
$395
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sat 8/29
3:03 pm-11:31 am
2 stops19h 28m
Billings Logan Intl
Sun 8/30
7:20 pm-11:40 pm
1 stop5h 20m
$395
Cheapest one-way
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sat 8/29
8:23 am-11:31 am
2 stops26h 08m
$188
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sun 10/4
5:45 am-12:17 pm
1 stop5h 32m
$191
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sun 8/2
5:50 am-11:09 am
1 stop4h 19m
$206
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Billings
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 San Francisco to Billings in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Billings 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 San Francisco-Billings 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 San Francisco to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from San Francisco with our price prediction graph.
SFO-BIL
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 San Francisco to Billings
What is the cheapest month to book a flight from San Francisco to Billings?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Billings (average of $258). Flying from San Francisco to Billings in December is currently the most expensive (average of $614). 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.
How much does it cost to fly round-trip from San Francisco to Billings?
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 July 2, 2026.
Get a feel of what it's like to fly with Alaska Airlines and Delta from San Francisco to Billings by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
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Complete your trip
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Other flights from San Francisco
Popular flights
Alternative routes for San Francisco to Billings
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Billings by cabin class
Find flights from San Francisco to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Billings flights
Browse other San Francisco and Billings flight options. Last updated on July 2, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from San Francisco to Billings
Discover the top 2 airlines that operate flights from San Francisco 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 July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$254 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$271 | Average$518 | FlexibilityNo cancel fee | On-time75% |