$71+ Cheap flights from Boise to San Francisco (BOI - SFO)
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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SFO
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from Boise to San Francisco 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 Boise Air Term. Gowen Fld to San Francisco are usually found in October or September, booked 74 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Boise to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boise to San FranciscoExplore the most affordable flight options available from Boise to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
Explore the most affordable flight options available from Boise to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 10/278:57 am
BOI
- SFO
Nonstop1h 58m
Alaska Airlines
Wed 11/116:35 pm
SFO
- BOI
Nonstop1h 46m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$141
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Wed 8/267:46 pm
SFO
- BOI
Nonstop1h 41m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$155
This Delta deal was found by Cheapflights users on 6/11. 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 10/271:15 pm
BOI
- SFO
1 stop6h 21m
Delta
Wed 11/115:00 pm
SFO
- BOI
1 stop6h 04m
Delta
Deal found 6/11![Delta logo]()
$161
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Sat 8/227:46 pm
SFO
- BOI
Nonstop1h 41m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$169
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Tue 8/117:25 pm
SFO
- BOI
Nonstop1h 42m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$172
This Delta deal was found by Cheapflights users on 6/11. 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 8/66:45 pm
BOI
- SFO
1 stop6h 12m
Delta
Tue 8/115:50 am
SFO
- BOI
1 stop5h 24m
Delta
Deal found 6/11![Delta logo]()
$175
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Sun 8/307:46 pm
SFO
- BOI
Nonstop1h 41m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$179
This Southwest deal was found by Cheapflights users on 6/10. 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 8/123:30 pm
BOI
- SFO
1 stop4h 35m
Southwest
Thu 8/136:00 am
SFO
- BOI
2 stops7h 15m
Southwest
Deal found 6/10![Southwest logo]()
$180
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Tue 8/47:25 pm
SFO
- BOI
Nonstop1h 42m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$183
Best flights from Boise to San FranciscoDiscover carefully curated flight deals from Boise to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from Boise to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Delta deal was found by Cheapflights users on 6/11. 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 10/271:15 pm
BOI
- SFO
1 stop6h 21m
Delta
Wed 11/115:00 pm
SFO
- BOI
1 stop6h 04m
Delta
Deal found 6/11![Delta logo]()
$161
This Southwest deal was found by Cheapflights users on 6/10. 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 8/123:30 pm
BOI
- SFO
1 stop4h 35m
Southwest
Thu 8/136:00 am
SFO
- BOI
2 stops7h 15m
Southwest
Deal found 6/10![Southwest logo]()
$180
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 9/810:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Wed 9/97:46 pm
SFO
- BOI
Nonstop1h 41m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 6/10. 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 8/61:06 pm
BOI
- SFO
1 stop4h 09m
Delta
Tue 8/115:50 am
SFO
- BOI
1 stop5h 24m
Delta
Deal found 6/10![Delta logo]()
$175
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 8/2810:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Sun 8/303:51 pm
SFO
- BOI
1 stop6h 09m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 6/8. 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 8/246:00 am
BOI
- SFO
1 stop6h 55m
Southwest
Mon 8/242:00 pm
SFO
- BOI
1 stop5h 40m
Southwest
Deal found 6/8![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 6/7. 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.
Fri 9/183:45 pm
BOI
- SFO
1 stop7h 20m
Southwest
Mon 9/2112:30 pm
SFO
- BOI
1 stop7h 10m
Southwest
Deal found 6/7![Southwest logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 10/174:19 pm
BOI
- SFO
1 stop6h 10m
Alaska Airlines
Mon 10/196:35 pm
SFO
- BOI
Nonstop1h 45m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 6/9. 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 7/296:00 am
BOI
- SFO
1 stop3h 51m
Delta
Fri 7/317:24 pm
SFO
- BOI
1 stop3h 41m
Delta
Deal found 6/9![Delta logo]()
$297
Last-minute flights from Boise to San FranciscoDiscover last-minute flight deals from Boise to San Francisco. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to San Francisco. Data last updated June 11, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/6. 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.
Sun 6/281:25 pm
BOI
- SFO
1 stop12h 02m
Frontier
Tue 6/306:00 am
SFO
- BOI
1 stop5h 30m
Frontier
Deal found 6/6![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Tue 7/77:25 pm
SFO
- BOI
Nonstop1h 42m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$227
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/71:24 pm
BOI
- SFO
1 stop23h 03m
Frontier
Sat 7/119:39 pm
SFO
- BOI
1 stop13h 50m
Frontier
Deal found 6/10![Frontier logo]()
$256
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 7/1410:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Tue 7/143:50 pm
SFO
- BOI
1 stop7h 14m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$247
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Wed 7/296:03 am
SFO
- BOI
1 stop5h 44m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$237
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:52 am
BOI
- SFO
Nonstop1h 57m
Alaska Airlines
Tue 8/47:25 pm
SFO
- BOI
Nonstop1h 42m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 6/11. 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 7/295:30 am
BOI
- SFO
1 stop7h 05m
Southwest
Tue 8/411:15 am
SFO
- BOI
1 stop7h 30m
Southwest
Deal found 6/11![Southwest logo]()
$204
One-way flights from Boise to San FranciscoSearch for one-way flight options from Boise to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Boise to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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 9/97:05 pm
BOI
- SFO
Nonstop1h 53m
United Airlines
Deal found 6/9![United Airlines logo]()
$71
This Southwest deal was found by Cheapflights users on 6/9. 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.
Tue 9/83:40 pm
BOI
- SFO
1 stop7h 00m
Southwest
Deal found 6/9![Southwest logo]()
$81
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 8/87:05 pm
BOI
- SFO
Nonstop1h 53m
United Airlines
Deal found 6/9![United Airlines logo]()
$85
This Southwest deal was found by Cheapflights users on 6/9. 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 9/92:20 pm
BOI
- SFO
2 stops7h 50m
Southwest
Deal found 6/9![Southwest logo]()
$86
This Delta deal was found by Cheapflights users on 6/9. 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 8/85:15 pm
BOI
- SFO
1 stop6h 52m
Delta
Deal found 6/9![Delta logo]()
$95
This Priceline deal was found by Cheapflights users on 6/9. 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.
Fri 8/2810:14 am
BOI
- SFO
Nonstop1h 56m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$99
This Southwest deal was found by Cheapflights users on 6/10. 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 8/151:50 pm
BOI
- SFO
2 stops7h 45m
Southwest
Deal found 6/10![Southwest logo]()
$100
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/2711:52 am
BOI
- SFO
Nonstop2h 01m
United Airlines
Deal found 6/8![United Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 6/8. 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 8/2612:35 pm
BOI
- SFO
1 stop5h 45m
Southwest
Deal found 6/8![Southwest logo]()
$111
This Delta deal was found by Cheapflights users on 6/9. 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 9/81:15 pm
BOI
- SFO
1 stop4h 08m
Delta
Deal found 6/9![Delta logo]()
$112
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/16:30 am
BOI
- SFO
Nonstop2h 00m
United Airlines
Deal found 6/10![United Airlines logo]()
$114
Find flight deals from Boise to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to San Francisco (SFO). 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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $141 (Alaska Airlines) |
One-way from | $71 (United Airlines) |
Popular in | March |
Cheapest in | October |
Average price | $307 |
Good round-trip deal | $378 or less |
Good one-way deal | $177 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Boise to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Tue 10/27
1:15 pm-6:36 pm
1 stop6h 21m
San Francisco
Wed 11/11
5:00 pm-12:04 am
1 stop6h 04m
$161
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Thu 8/6
1:06 pm-4:15 pm
1 stop4h 09m
San Francisco
Tue 8/11
5:50 am-12:14 pm
1 stop5h 24m
$175
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Wed 8/12
3:30 pm-7:05 pm
1 stop4h 35m
San Francisco
Thu 8/13
6:00 am-2:15 pm
2 stops7h 15m
$180
Quickest round-trip
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Tue 9/8
10:14 am-11:10 am
Nonstop1h 56m
San Francisco
Wed 9/9
7:46 pm-10:27 pm
Nonstop1h 41m
$230
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Fri 8/28
10:14 am-11:10 am
Nonstop1h 56m
San Francisco
Sun 8/30
3:51 pm-11:00 pm
1 stop6h 09m
$232
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Mon 8/24
6:00 am-11:55 am
1 stop6h 55m
San Francisco
Mon 8/24
2:00 pm-8:40 pm
1 stop5h 40m
$237
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Fri 9/18
3:45 pm-10:05 pm
1 stop7h 20m
San Francisco
Mon 9/21
12:30 pm-8:40 pm
1 stop7h 10m
$237
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Sat 10/17
4:19 pm-9:29 pm
1 stop6h 10m
San Francisco
Mon 10/19
6:35 pm-9:20 pm
Nonstop1h 45m
$257
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Wed 7/29
6:00 am-8:51 am
1 stop3h 51m
San Francisco
Fri 7/31
7:24 pm-12:05 am
1 stop3h 41m
$297
Cheapest one-way
BoiseSan Francisco
BOI - SFO
BOISFO
Boise Air Term. Gowen Fld
Sun 9/6
10:14 am-11:10 am
Nonstop1h 56m
$109
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Boise to San Francisco
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 Boise to San Francisco in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boise-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-San Francisco 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 Boise-San Francisco 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 Boise to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Boise with our price prediction graph.
BOI-SFO
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 Boise to San Francisco
Prices
Airlines
How far ahead should I book a flight from Boise to San Francisco?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boise to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boise to San Francisco?
Currently, October is the cheapest month in which you can book a flight from Boise to San Francisco (average of $178). Flying from Boise to San Francisco in March is currently the most expensive (average of $338). 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 BOI to SFO?
Find hourly flight availability from Boise to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 11, 2026.
It’s typically best to fly out from Boise to San Francisco at noon. Doing so could potentially save you 33% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from Boise to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Boise to San Francisco. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Boise to San Francisco flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated June 11, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Hawaiian Airlines, andUnited Airlines from Boise to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
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Top 3 airlines flying from Boise to San Francisco
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$156 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$121 | Average$277 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$125 | Average$277 | FlexibilityNo cancel fee | On-time69% |