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San Francisco Bay Area

$59+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SFO
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find 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 November 13, 2025.

This Delta deal was found by Cheapflights users on 11/10. 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.
Tue 12/97:17 pmGEG - OAK
1 stop4h 51mDelta
Tue 12/164:50 pmOAK - GEG
1 stop7h 09mDelta
Deal found 11/10$137
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amGEG - SFO
Nonstop2h 44mUnited Airlines
Tue 12/169:25 amSFO - GEG
Nonstop2h 23mUnited Airlines
Deal found 11/11$137
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 12/1012:25 pmGEG - SFO
Nonstop2h 28mAlaska Airlines
Sat 12/137:25 pmSFO - GEG
1 stop4h 59mAlaska Airlines
Deal found 11/12$140
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Wed 12/177:15 amGEG - OAK
1 stop6h 17mAlaska Airlines
Mon 1/56:10 amOAK - GEG
1 stop6h 38mAlaska Airlines
Deal found 11/13$142
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:35 pmGEG - OAK
1 stop7h 33mDelta
Wed 12/175:55 amOAK - GEG
1 stop6h 15mDelta
Deal found 11/12$143
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:19 amGEG - SFO
1 stop4h 38mDelta
Sat 12/134:37 pmSFO - GEG
1 stop6h 12mDelta
Deal found 11/12$143
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Wed 12/1012:34 pmGEG - SFO
1 stop7h 11mAlaska Airlines
Tue 12/169:25 amSFO - GEG
Nonstop2h 20mAlaska Airlines
Deal found 11/11$147
This Southwest deal was found by Cheapflights users on 11/12. 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 12/412:40 pmGEG - SFO
1 stop5h 55mSouthwest
Sun 12/73:55 pmSFO - GEG
1 stop8h 00mSouthwest
Deal found 11/12$151
This Southwest deal was found by Cheapflights users on 11/11. 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 12/1012:40 pmGEG - SFO
1 stop5h 55mSouthwest
Tue 12/162:15 pmSFO - GEG
1 stop8h 10mSouthwest
Deal found 11/11$154
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:59 amBOI - SJC
Nonstop2h 11mAlaska Airlines
Tue 12/167:19 pmSJC - BOI
Nonstop1h 46mAlaska Airlines
Deal found 11/10$156
This Expedia deal was found by Cheapflights users on 11/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:17 pmGEG - SFO
1 stop19h 51mMultiple Airlines
Tue 12/28:00 amSFO - GEG
1 stop3h 40mMultiple Airlines
Deal found 11/11$156
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Wed 12/39:59 amBOI - SJC
Nonstop2h 11mAlaska Airlines
Wed 12/37:19 pmSJC - BOI
Nonstop1h 46mAlaska Airlines
Deal found 11/11$157

Cheap 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$117
(Alaska Airlines)

One-way from

$59
(Southwest)

Popular in

December

Cheapest in

October

Average price

$277
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. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 13, 2025.
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

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sun 2/1

6:53 am-9:44 am

Nonstop2h 51m

San Francisco

Thu 2/5

8:25 am-10:44 am

Nonstop2h 19m

$123

SpokaneOakland

GEG - OAK

GEGOAK

Spokane

Thu 1/29

6:20 am-2:55 pm

1 stop8h 35m

Oakland

Sun 2/1

6:30 pm-8:35 pm

Nonstop2h 05m

$133

SpokaneOakland

GEG - OAK

GEGOAK

Spokane

Tue 12/9

7:17 pm-12:08 am

1 stop4h 51m

Oakland

Tue 12/16

4:50 pm-11:59 pm

1 stop7h 09m

$137

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Fri 1/9

3:43 pm-11:03 pm

1 stop7h 20m

San Francisco

Wed 1/14

1:10 pm-3:25 pm

Nonstop2h 15m

$137

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Fri 1/9

7:10 am-1:38 pm

1 stop6h 28m

San Francisco

Wed 1/14

6:32 pm-12:08 am

1 stop5h 36m

$137

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Fri 2/6

4:59 pm-7:12 pm

Nonstop2h 13m

San Francisco

Sun 2/8

1:10 pm-3:25 pm

Nonstop2h 15m

$137

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 12/10

6:05 am-12:59 pm

1 stop6h 54m

San Francisco

Sat 12/13

1:58 pm-8:56 pm

1 stop6h 58m

$137

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 12/10

12:25 pm-2:53 pm

Nonstop2h 28m

San Francisco

Sat 12/13

7:25 pm-12:24 am

1 stop4h 59m

$140

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 12/10

12:25 pm-2:53 pm

Nonstop2h 28m

San Francisco

Tue 12/16

9:25 am-11:45 am

Nonstop2h 20m

$140

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 1/28

6:29 pm-11:03 pm

1 stop4h 34m

San Francisco

Mon 2/2

1:10 pm-3:25 pm

Nonstop2h 15m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

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, November is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $64). Flying from Idaho to San Francisco Bay Area in March is currently the most expensive (average of $117). 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 November 13, 2025.

It’s typically best to fly out from Idaho to San Francisco Bay Area in the evening. Doing so could potentially save you 26% 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 December 16, 2024.

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. Sunday at noon 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 November 13, 2025.

The most flights from USID to zzXIH are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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 $123, United Airlines can have you in San Francisco Bay Area from Idaho in 2h 51m. Idaho and San Francisco Bay Area are separated by a distance of 733 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $59 on Alaska Airlines. Other airlines that offer cheap prices include Frontier from $61 and Southwest from $62 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, November is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $64). Flying from Idaho to San Francisco Bay Area in March is currently the most expensive (average of $117). 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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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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$73Average$195FlexibilityNo cancel feeOn-time85%
Avelo AirlinesCheapest$77Average$115FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$90Average$104FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$134Average$348FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$137Average$306FlexibilityNo cancel feeOn-time75%
DeltaCheapest$141Average$369FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$156Average$300FlexibilityNo cancel feeOn-time63%

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