$159+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BIL
May 18 — May 251
Round-trip
1 adult, Economy
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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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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 April 18, 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 April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 6/2110:58 pm
SFO
- BIL
1 stop9h 12m
Multiple Airlines
Tue 6/302:03 pm
BIL
- SFO
1 stop27h 18m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
Mon 6/225:16 pm
SFO
- BIL
2 stops18h 57m
Multiple Airlines
Tue 6/302:03 pm
BIL
- SFO
1 stop27h 18m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 6/225:25 pm
SFO
- BIL
1 stop4h 21m
Delta
Tue 6/306:43 pm
BIL
- SFO
1 stop4h 56m
Delta
Deal found 4/13![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:00 am
SFO
- BIL
1 stop7h 23m
United Airlines
Fri 5/85:05 am
BIL
- SFO
1 stop5h 30m
United Airlines
Deal found 4/14![United Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 7/145:16 pm
SFO
- BIL
1 stop4h 31m
Delta
Mon 7/206:34 pm
BIL
- SFO
1 stop4h 11m
Delta
Deal found 4/15![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:00 am
SFO
- BIL
1 stop7h 22m
United Airlines
Wed 7/226:00 pm
BIL
- SFO
1 stop5h 56m
United Airlines
Deal found 4/14![United Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/2110:58 pm
SFO
- BIL
1 stop9h 12m
Multiple Airlines
Mon 6/2910:00 am
BIL
- SFO
2 stops36h 30m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 4/14. 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 7/225:16 pm
SFO
- BIL
1 stop4h 31m
Delta
Wed 7/296:34 pm
BIL
- SFO
1 stop6h 18m
Delta
Deal found 4/14![Delta logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 8/196:56 pm
SFO
- BIL
2 stops19h 06m
Alaska Airlines
Sun 8/233:42 pm
BIL
- SFO
1 stop6h 04m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Mon 6/225:16 pm
SFO
- BIL
2 stops18h 57m
Multiple Airlines
Mon 6/2910:00 am
BIL
- SFO
1 stop25h 28m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$399
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 April 18, 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 April 18, 2026.
This Delta deal was found by Cheapflights users on 4/15. 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.
Sat 7/45:05 pm
SFO
- BIL
1 stop4h 46m
Delta
Thu 7/95:18 am
BIL
- SFO
1 stop4h 33m
Delta
Deal found 4/15![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:00 am
SFO
- BIL
1 stop7h 23m
United Airlines
Fri 5/85:05 am
BIL
- SFO
1 stop5h 30m
United Airlines
Deal found 4/14![United Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/2110:58 pm
SFO
- BIL
1 stop9h 12m
Multiple Airlines
Mon 6/2910:00 am
BIL
- SFO
2 stops36h 30m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 8/196:56 pm
SFO
- BIL
2 stops19h 06m
Alaska Airlines
Sun 8/233:42 pm
BIL
- SFO
1 stop6h 04m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 6/225:25 pm
SFO
- BIL
1 stop4h 21m
Delta
Tue 6/306:43 pm
BIL
- SFO
1 stop4h 56m
Delta
Deal found 4/13![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:00 am
SFO
- BIL
1 stop7h 22m
United Airlines
Wed 7/226:00 pm
BIL
- SFO
1 stop5h 56m
United Airlines
Deal found 4/14![United Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 4/16. 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 5/74:55 pm
SFO
- BIL
1 stop4h 57m
Delta
Sun 5/105:30 am
BIL
- SFO
1 stop4h 23m
Delta
Deal found 4/16![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 4/15. 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 8/196:00 am
SFO
- BIL
1 stop4h 00m
Delta
Sun 8/235:45 am
BIL
- SFO
1 stop4h 24m
Delta
Deal found 4/15![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 6/225:25 pm
SFO
- BIL
1 stop4h 21m
Delta
Mon 6/295:18 am
BIL
- SFO
1 stop4h 38m
Delta
Deal found 4/13![Delta logo]()
$349
Last-minute flights from San Francisco to BillingsDiscover last-minute flight deals from San Francisco to Billings. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Billings. Data last updated April 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:00 am
SFO
- BIL
1 stop7h 23m
United Airlines
Fri 5/85:05 am
BIL
- SFO
1 stop5h 30m
United Airlines
Deal found 4/14![United Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 4/14. 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.
Tue 5/510:32 am
SFO
- BIL
2 stops10h 52m
Delta
Fri 5/85:30 am
BIL
- SFO
1 stop4h 23m
Delta
Deal found 4/14![Delta logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 5/51:45 pm
SFO
- BIL
2 stops22h 41m
Alaska Airlines
Fri 5/87:00 am
BIL
- SFO
2 stops13h 49m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 4/16. 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 5/74:55 pm
SFO
- BIL
1 stop4h 57m
Delta
Sun 5/105:30 am
BIL
- SFO
1 stop4h 23m
Delta
Deal found 4/16![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 5/87:40 am
SFO
- BIL
1 stop4h 46m
Alaska Airlines
Thu 5/146:00 am
BIL
- SFO
2 stops11h 48m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$516
This Expedia deal was found by Cheapflights users on 4/17. 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.
Sun 5/177:40 am
SFO
- BIL
1 stop6h 14m
Alaska Airlines
Sun 5/243:34 pm
BIL
- SFO
1 stop5h 22m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 5/2312:33 pm
SFO
- BIL
2 stops10h 00m
Alaska Airlines
Sun 5/243:34 pm
BIL
- SFO
1 stop5h 22m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 5/264:45 pm
SFO
- BIL
2 stops21h 09m
Alaska Airlines
Fri 5/292:01 pm
BIL
- SFO
1 stop7h 15m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$446
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 April 18, 2026.
Search for one-way flight options from San Francisco to Billings. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 8/17:12 pm
SFO
- BIL
1 stop20h 54m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 4/18. 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.
Sat 6/209:46 am
SFO
- BIL
1 stop7h 15m
Delta
Deal found 4/18![Delta logo]()
$175
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 7/1310:08 pm
SFO
- BIL
1 stop15h 55m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/1810:58 pm
SFO
- BIL
1 stop9h 12m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 6/207:54 pm
SFO
- BIL
2 stops19h 51m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 7/49:43 pm
SFO
- BIL
2 stops18h 23m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/55:47 pm
SFO
- BIL
3 stops19h 56m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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 6/511:45 am
SFO
- BIL
2 stops10h 48m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$298
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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (Kiwi.com) |
One-way from | $159 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $475 |
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 April 18, 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
Sat 7/4
5:05 pm-10:51 pm
1 stop4h 46m
Billings Logan Intl
Thu 7/9
5:18 am-8:51 am
1 stop4h 33m
$349
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Mon 6/22
5:25 pm-10:46 pm
1 stop4h 21m
Billings Logan Intl
Tue 6/30
6:43 pm-10:39 pm
1 stop4h 56m
$349
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Thu 5/7
4:55 pm-10:52 pm
1 stop4h 57m
Billings Logan Intl
Sun 5/10
5:30 am-8:53 am
1 stop4h 23m
$349
Quickest round-trip
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 8/19
6:00 am-11:00 am
1 stop4h 00m
Billings Logan Intl
Sun 8/23
5:45 am-9:09 am
1 stop4h 24m
$349
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Mon 6/22
5:25 pm-10:46 pm
1 stop4h 21m
Billings Logan Intl
Mon 6/29
5:18 am-8:56 am
1 stop4h 38m
$349
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Tue 5/5
5:00 am-1:23 pm
1 stop7h 23m
Billings Logan Intl
Fri 5/8
5:05 am-9:35 am
1 stop5h 30m
$366
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 7/15
5:00 am-1:22 pm
1 stop7h 22m
Billings Logan Intl
Wed 7/22
6:00 pm-10:56 pm
1 stop5h 56m
$370
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sun 6/21
10:58 pm-9:10 am
1 stop9h 12m
Billings Logan Intl
Mon 6/29
10:00 am-9:30 pm
2 stops36h 30m
$377
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Wed 8/19
6:56 pm-3:02 pm
2 stops19h 06m
Billings Logan Intl
Sun 8/23
3:42 pm-8:46 pm
1 stop6h 04m
$393
Cheapest one-way
San FranciscoBillings
SFO - BIL
SFOBIL
San Francisco
Sat 8/1
7:12 pm-5:06 pm
1 stop20h 54m
$159
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 April.
| 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 April 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines 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.
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Boarding
8.1
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 April 18, 2026.
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San Francisco and Billings flights
Browse other San Francisco and Billings flight options. Last updated on April 18, 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 April 18, 2026.
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Top 3 airlines flying from San Francisco to Billings
Discover the top 3 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 April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$254 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$271 | Average$553 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$299 | Average$370 | FlexibilityNo cancel fee | On-time69% |