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San Francisco Bay Area

$76+ Cheap flights from Idaho to San Francisco Bay Area

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SFO
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Idaho to San Francisco Bay Area

Cheapest flights from Idaho to San Francisco Bay Area
Explore the most affordable flight options available from Idaho to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This CheapTickets deal was found by Cheapflights users on 2/10. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:40 am
BOI
-
SFO
Nonstop2h 00m
Multiple Airlines
Fri 4/36:56 pm
SFO
-
BOI
Nonstop1h 44m
Multiple Airlines
Deal found 2/10$154
This United Airlines deal was found by Cheapflights users on 2/12. 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 3/612:59 pm
BOI
-
SFO
Nonstop2h 06m
United Airlines
Sat 3/79:05 pm
SFO
-
BOI
Nonstop1h 52m
United Airlines
Deal found 2/12$157
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 3/1010:25 am
BOI
-
SJC
Nonstop1h 53m
Alaska Airlines
Wed 3/115:01 pm
SJC
-
BOI
Nonstop1h 39m
Alaska Airlines
Deal found 2/10$157
This Southwest deal was found by Cheapflights users on 2/10. 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.
Fri 4/172:00 pm
BOI
-
OAK
Nonstop1h 45m
Southwest
Sun 4/199:10 am
OAK
-
BOI
Nonstop1h 30m
Southwest
Deal found 2/10$157
This CheapOair deal was found by Cheapflights users on 2/10. 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.
Fri 3/61:25 pm
BOI
-
SFO
Nonstop2h 01m
Alaska Airlines
Mon 3/910:52 am
SFO
-
BOI
1 stop3h 58m
Alaska Airlines
Deal found 2/10$167
This Alaska Airlines deal was found by Cheapflights users on 2/12. 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 3/173:45 pm
GEG
-
SFO
Nonstop2h 18m
Alaska Airlines
Wed 3/259:25 am
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 2/12$167
This Southwest deal was found by Cheapflights users on 2/12. 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 4/301:20 pm
BOI
-
SJC
Nonstop1h 45m
Southwest
Wed 5/62:20 pm
SJC
-
BOI
2 stops8h 10m
Southwest
Deal found 2/12$172
This Kissandfly.com deal was found by Cheapflights users on 2/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/276:24 am
BOI
-
SFO
Nonstop2h 06m
Alaska Airlines
Fri 4/36:56 pm
SFO
-
BOI
Nonstop1h 44m
Alaska Airlines
Deal found 2/10$173
This Southwest deal was found by Cheapflights users on 2/12. 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 3/64:20 pm
BOI
-
SFO
1 stop8h 00m
Southwest
Mon 3/95:40 pm
SFO
-
BOI
1 stop6h 40m
Southwest
Deal found 2/12$177
This Alaska Airlines deal was found by Cheapflights users on 2/12. 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 4/225:00 am
GEG
-
SFO
1 stop4h 27m
Alaska Airlines
Tue 4/2810:28 am
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 2/12$177
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 3/35:40 am
BOI
-
OAK
1 stop4h 44m
Alaska Airlines
Wed 3/46:15 am
OAK
-
BOI
1 stop4h 25m
Alaska Airlines
Deal found 2/9$177
This Southwest deal was found by Cheapflights users on 2/10. 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.
Thu 4/167:55 pm
BOI
-
OAK
1 stop5h 10m
Southwest
Tue 4/211:55 pm
OAK
-
BOI
Nonstop1h 30m
Southwest
Deal found 2/10$180

Find flight deals from Idaho to San Francisco Bay Area

Keep the following information in mind while searching for Idaho to San Francisco Bay Area flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(CheapTickets)

One-way from

$76
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$278
Provider with most accurate pricing for Boise Air Term. Gowen Fld-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-San Francisco flights.
Search Deals
From Idaho to San Francisco Bay Area
Search Deals
One-way flight from Idaho to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to San Francisco Bay Area 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 February 13, 2026.
Use the filters below to find and compare flights from Idaho to San Francisco Bay Area that are best for you.

Fly from

Idaho

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Fri 4/24

10:22 am-11:17 am

Nonstop1h 55m

San Jose

Mon 4/27

7:41 pm-10:24 pm

Nonstop1h 43m

$157

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Wed 4/1

12:30 pm-1:32 pm

Nonstop2h 02m

San Francisco

Thu 4/23

6:25 pm-9:15 pm

Nonstop1h 50m

$157

BoiseOakland

BOI - OAK

BOIOAK

Boise Air Term. Gowen Fld

Fri 4/17

2:00 pm-2:45 pm

Nonstop1h 45m

Oakland

Sun 4/19

9:10 am-11:40 am

Nonstop1h 30m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Tue 3/10

10:25 am-11:18 am

Nonstop1h 53m

San Jose

Wed 3/11

5:01 pm-7:40 pm

Nonstop1h 39m

$157

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Wed 4/1

6:15 am-7:19 am

Nonstop2h 04m

San Francisco

Mon 4/6

8:10 am-11:06 am

Nonstop1h 56m

$157

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Fri 3/6

1:25 pm-2:26 pm

Nonstop2h 01m

San Francisco

Sat 3/7

7:31 pm-10:15 pm

Nonstop1h 44m

$157

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Tue 4/7

7:03 pm-8:05 pm

Nonstop2h 02m

San Francisco

Sat 4/11

12:31 pm-3:24 pm

Nonstop1h 53m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Thu 4/30

1:20 pm-2:05 pm

Nonstop1h 45m

San Jose

Wed 5/6

3:15 pm-11:30 pm

1 stop7h 15m

$167

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Thu 4/30

9:02 am-9:58 am

Nonstop1h 56m

San Francisco

Wed 5/6

10:28 am-3:58 pm

1 stop4h 30m

$167

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sat 5/2

8:55 am-11:23 am

Nonstop2h 28m

San Francisco

Tue 5/12

8:50 am-11:16 am

Nonstop2h 26m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Idaho with our price prediction graph.
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 Idaho to San Francisco Bay Area

What is the cheapest month to book a flight from Idaho to San Francisco Bay Area?

Currently, October is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $80). Flying from Idaho to San Francisco Bay Area in December is currently the most expensive (average of $157). 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 ID to XIH?

Find hourly flight availability from Idaho to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.

It’s typically best to fly out from Idaho to San Francisco Bay Area in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Idaho to San Francisco Bay Area?

Use this chart to determine the cheapest time to fly round-trip from Idaho to San Francisco Bay Area. Price data was last updated on February 7, 2026.

Travelers seeking maximum savings on their Idaho to San Francisco Bay Area flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Idaho to San Francisco Bay Area

Explore weekly flight availability from Idaho to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 13, 2026.

The most flights from USID to zzXIH are scheduled on a Thursday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Related info for your journey

Find useful and relevant information for your journey from Idaho to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Idaho to San Francisco Bay Area flight route?

    The Idaho to San Francisco Bay Area flight path was viewed by 31 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Idaho to San Francisco Bay Area?

    For as low as $157, Alaska Airlines can have you in San Francisco Bay Area from Idaho in 1h 45m. Idaho and San Francisco Bay Area are separated by a distance of 512 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from Idaho to San Francisco Bay Area one-way?

    One-way options have recently been found by users for as low as $60 on Southwest. Other airlines that offer cheap prices include Alaska Airlines from $68 and United Airlines from $73 one-way.

  • Can I find deals for flights from Idaho to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Idaho to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to San Francisco Bay Area.

  • Can I find deals for business class flights from Idaho to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Idaho to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to San Francisco Bay Area?

    Currently, October is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $80). Flying from Idaho to San Francisco Bay Area in December is currently the most expensive (average of $157). 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.

See more FAQs

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Alternative routes for Idaho to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Idaho to San Francisco Bay Area

Discover the top 7 airlines that operate flights from Idaho to San Francisco Bay Area. 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$68Average$191FlexibilityNo cancel feeOn-time85%
DeltaCheapest$78Average$365FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$90Average$104FlexibilityNo cancel feeOn-time88%
Avelo AirlinesCheapest$114Average$134FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$116Average$338FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$129Average$326FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$147Average$287FlexibilityNo cancel feeOn-time63%

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