$80+ Cheap flights from San Francisco to Boise (SFO - BOI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOI
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Boise 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Francisco to Boise Air Term. Gowen Fld are usually found in January or April, booked 83 days in advance, depart on a Saturday or Wednesday and return on a Thursday
Cheap flight deals from San Francisco to Boise
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to BoiseExplore the most affordable flight options available from San Francisco to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from San Francisco to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 12/85:35 pm -
1 stop27h 52m
Fri 12/114:47 pm -
1 stop7h 06m
Deal found 10/26![Alaska Airlines logo]()
$223
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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 11/177:04 am -
1 stop5h 26m
Tue 11/248:21 am -
Nonstop2h 07m
Deal found 10/25![Alaska Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 12/171:00 pm -
1 stop8h 51m
Sun 12/207:38 am -
Nonstop2h 10m
Deal found 10/25![Alaska Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Wed 12/237:59 am -
2 stops7h 49m
Wed 12/305:33 pm -
1 stop19h 11m
Deal found 10/27![Frontier logo]()
$251
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 12/247:17 pm -
Nonstop1h 49m
Wed 12/307:38 am -
Nonstop2h 10m
Deal found 10/27![Alaska Airlines logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 12/118:40 am -
1 stop5h 20m
Sun 12/137:22 am -
1 stop16h 31m
Deal found 10/29![Alaska Airlines logo]()
$254
This Southwest deal was found by Cheapflights users on 10/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:50 pm -
1 stop6h 20m
Thu 12/316:20 am -
1 stop4h 20m
Deal found 10/26![Southwest logo]()
$257
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:11 pm -
1 stop20h 49m
Fri 11/278:21 am -
Nonstop2h 07m
Deal found 10/29![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 12/62:17 pm -
1 stop27h 11m
Mon 12/147:18 pm -
2 stops25h 50m
Deal found 10/29![Multiple Airlines logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 12/67:40 am -
1 stop4h 31m
Fri 12/114:47 pm -
1 stop7h 06m
Deal found 10/29![Alaska Airlines logo]()
$260
Best flights from San Francisco to BoiseDiscover carefully curated flight deals from San Francisco to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from San Francisco to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1311:45 am -
2 stops8h 50m
Thu 2/186:15 pm -
1 stop6h 40m
Deal found 10/27![Southwest logo]()
$252
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:02 pm -
Nonstop1h 40m
Wed 12/212:48 pm -
Nonstop1h 58m
Deal found 10/28![United Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/207:40 am -
1 stop4h 31m
Fri 12/257:38 am -
Nonstop2h 10m
Deal found 10/27![Alaska Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 10/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/45:00 am -
1 stop6h 15m
Mon 2/85:05 am -
2 stops7h 05m
Deal found 10/26![Southwest logo]()
$252
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:15 am -
Nonstop1h 53m
Sun 12/64:24 pm -
Nonstop1h 55m
Deal found 10/27![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/49:00 am -
2 stops7h 40m
Sun 2/710:20 am -
2 stops7h 25m
Deal found 10/28![Southwest logo]()
$282
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:15 am -
Nonstop1h 53m
Wed 12/94:24 pm -
Nonstop1h 55m
Deal found 10/29![United Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:02 pm -
Nonstop1h 40m
Mon 11/237:10 pm -
Nonstop1h 54m
Deal found 10/28![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:00 pm -
2 stops8h 40m
Sun 11/226:00 am -
2 stops6h 30m
Deal found 10/29![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:13 am -
Nonstop1h 59m
Thu 12/246:05 am -
Nonstop2h 15m
Deal found 10/27![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:15 am -
Nonstop1h 53m
Sat 12/124:24 pm -
Nonstop1h 55m
Deal found 10/29![United Airlines logo]()
$331
Last-minute flights from San Francisco to BoiseDiscover last-minute flight deals from San Francisco to Boise. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Boise. Data last updated October 30, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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 11/177:04 am -
1 stop5h 26m
Tue 11/248:21 am -
Nonstop2h 07m
Deal found 10/25![Alaska Airlines logo]()
$230
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:00 pm -
2 stops8h 40m
Mon 11/235:35 am -
1 stop6h 55m
Deal found 10/28![Southwest logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 11/196:47 pm -
Nonstop1h 46m
Sun 11/227:21 pm -
2 stops14h 31m
Deal found 10/29![Alaska Airlines logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/196:40 am -
2 stops7h 44m
Tue 11/248:21 am -
Nonstop2h 07m
Deal found 10/26![Alaska Airlines logo]()
$271
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:52 pm -
1 stop6h 04m
Fri 11/278:21 am -
Nonstop2h 07m
Deal found 10/28![Alaska Airlines logo]()
$262
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:11 pm -
1 stop20h 49m
Fri 11/278:21 am -
Nonstop2h 07m
Deal found 10/29![Multiple Airlines logo]()
$258
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:02 pm -
Nonstop1h 40m
Wed 12/212:48 pm -
Nonstop1h 58m
Deal found 10/28![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:50 pm -
1 stop6h 20m
Wed 12/23:45 pm -
1 stop6h 40m
Deal found 10/28![Southwest logo]()
$281
One-way flights from San Francisco to BoiseSearch for one-way flight options from San Francisco to Boise. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from San Francisco to Boise. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/26:30 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:35 am -
1 stop7h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Wed 11/183:05 pm -
1 stop21h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$87
This SmartFares deal was found by Cheapflights users on 10/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:47 pm -
Nonstop1h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Alaska Airlines logo]()
$88
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:16 pm -
1 stop19h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Frontier logo]()
$89
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/26:24 pm -
Nonstop1h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Alaska Airlines logo]()
$93
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:10 pm -
Nonstop1h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/175:07 pm -
2 stops43h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$100
Find flight deals from San Francisco to Boise
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Boise (BOI). 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $178 (Cheapflightsfares) |
One-way from | $80 (Kiwi.com) |
Popular in | May |
Cheapest in | January |
Average price | $338 |
Good round-trip deal | $305 or less |
Good one-way deal | $183 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Boise 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from San Francisco to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Thu 12/3
9:25 am-6:00 pm
2 stops7h 35m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$108
Quickest round-trip
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Fri 12/4
6:24 pm-8:52 pm
Nonstop1h 28m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$113
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Thu 2/11
6:20 pm-8:54 pm
Nonstop1h 34m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$114
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Sat 11/21
6:30 pm-9:15 pm
Nonstop1h 45m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$119
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Fri 11/27
5:50 am-12:24 pm
1 stop5h 34m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Sun 12/6
10:00 am-9:10 pm
2 stops10h 10m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$160
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Tue 12/1
8:20 am-7:55 pm
2 stops10h 35m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Thu 12/10
10:46 am-10:14 pm
2 stops10h 28m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Sat 12/5
9:58 am-11:59 pm
2 stops13h 01m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$169
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Fri 11/27
6:00 am-3:28 pm
2 stops8h 28m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$170
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Boise
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 Boise in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Francisco-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Boise 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-Boise 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 Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from San Francisco with our price prediction graph.
SFO-BOI
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 Boise
How far ahead should I book a flight from San Francisco to Boise?
To ensure you get the cheapest price possible for a flight from San Francisco to Boise, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Francisco to Boise?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Boise (average of $226). Flying from San Francisco to Boise in May is currently the most expensive (average of $402). 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.
What is the cheapest time of day to fly from SFO to BOI?
Find hourly flight availability from San Francisco to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2026.
It’s optimal to fly from San Francisco to Boise in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from San Francisco to Boise?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to Boise. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their San Francisco to Boise flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated October 30, 2026.
Read reviews from past customers who have flown Alaska Airlines and United Airlines from San Francisco to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
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 Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
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San Francisco and Boise flights
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Top 2 airlines flying from San Francisco to Boise
Discover the top 2 airlines that operate flights from San Francisco to Boise. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$273 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$357 | FlexibilityNo cancel fee | On-time69% |