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San Francisco Bay Area

$58+ 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SFO
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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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 June 18, 2025.

Round-trip from

$137
(Alaska Airlines)

One-way from

$58
(Netflights)

Popular in

November

Cheapest in

January

Average price

$247
From Idaho to San Francisco Bay Area
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One-way flight from Idaho to San Francisco Bay Area
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Highest demand for flights based on searches. 12% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 18, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 6/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/71:44 pmGEG - SFO
Nonstop2h 19mHawaiian Airlines
Tue 10/1410:53 amSFO - GEG
Nonstop2h 11mHawaiian Airlines
Deal found 6/16$137
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/202:36 pmGEG - SFO
Nonstop2h 21mAlaska Airlines
Sat 8/238:00 amSFO - GEG
1 stop6h 50mAlaska Airlines
Deal found 6/16$147
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 8/71:00 pmBOI - SFO
Nonstop1h 49mHawaiian Airlines
Mon 8/112:31 pmSFO - BOI
Nonstop1h 34mHawaiian Airlines
Deal found 6/16$148
This Hawaiian Airlines deal was found by Cheapflights users on 6/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:00 amBOI - SJC
Nonstop1h 55mHawaiian Airlines
Tue 8/195:03 pmSJC - BOI
Nonstop1h 41mHawaiian Airlines
Deal found 6/17$157
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1510:10 amGEG - OAK
Nonstop2h 10mSouthwest
Sun 8/248:35 pmOAK - GEG
Nonstop1h 55mSouthwest
Deal found 6/17$157
This Southwest deal was found by Cheapflights users on 6/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:00 pmBOI - OAK
Nonstop1h 45mSouthwest
Sat 9/278:35 pmOAK - BOI
Nonstop1h 30mSouthwest
Deal found 6/16$157
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:49 pmBOI - SJC
1 stop12h 35mSpirit Airlines
Mon 9/1510:19 amSJC - BOI
1 stop9h 25mSpirit Airlines
Deal found 6/17$161
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:45 amGEG - SFO
2 stops9h 05mSouthwest
Tue 9/25:15 amSFO - GEG
1 stop6h 05mSouthwest
Deal found 6/17$162
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:00 pmBOI - SFO
Nonstop1h 49mAlaska Airlines
Mon 8/188:20 amSFO - BOI
1 stop6h 50mAlaska Airlines
Deal found 6/16$166
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:45 pmBOI - SJC
Nonstop1h 45mSouthwest
Tue 8/191:50 pmSJC - BOI
2 stops7h 20mSouthwest
Deal found 6/17$172
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/255:45 pmBOI - OAK
1 stop7h 14mAlaska Airlines
Sat 9/276:15 amOAK - BOI
1 stop7h 45mAlaska Airlines
Deal found 6/16$176
This Delta deal was found by Cheapflights users on 6/16. 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 8/76:00 pmBOI - SFO
1 stop7h 03mDelta
Mon 8/115:55 amSFO - BOI
1 stop6h 11mDelta
Deal found 6/16$177

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 June 18, 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

Wed 8/20

2:36 pm-4:57 pm

Nonstop2h 21m

San Francisco

Sat 8/23

11:48 am-1:56 pm

Nonstop2h 08m

$137

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Thu 8/7

1:00 pm-1:49 pm

Nonstop1h 49m

San Francisco

Mon 8/11

2:31 pm-5:05 pm

Nonstop1h 34m

$148

SpokaneOakland

GEG - OAK

GEGOAK

Spokane

Fri 8/15

10:10 am-12:20 pm

Nonstop2h 10m

Oakland

Sun 8/24

8:35 pm-10:30 pm

Nonstop1h 55m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Thu 8/14

10:00 am-10:55 am

Nonstop1h 55m

San Jose

Tue 8/19

5:03 pm-7:44 pm

Nonstop1h 41m

$157

BoiseOakland

BOI - OAK

BOIOAK

Boise Air Term. Gowen Fld

Thu 9/25

7:00 pm-7:45 pm

Nonstop1h 45m

Oakland

Sat 9/27

8:35 pm-11:05 pm

Nonstop1h 30m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Fri 9/12

9:49 pm-9:24 am

1 stop12h 35m

San Jose

Mon 9/15

10:19 am-8:44 pm

1 stop9h 25m

$161

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 8/27

10:45 am-7:50 pm

2 stops9h 05m

San Francisco

Tue 9/2

5:15 am-11:20 am

1 stop6h 05m

$162

BoiseSan Francisco

BOI - SFO

BOISFO

Boise Air Term. Gowen Fld

Thu 8/14

1:00 pm-1:49 pm

Nonstop1h 49m

San Francisco

Mon 8/18

8:20 am-4:10 pm

1 stop6h 50m

$166

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Tue 8/19

11:14 am-3:55 pm

1 stop4h 41m

San Francisco

Fri 8/22

5:55 am-12:41 pm

1 stop6h 46m

$167

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Thu 8/14

5:45 pm-6:30 pm

Nonstop1h 45m

San Jose

Tue 8/19

1:50 pm-10:10 pm

2 stops7h 20m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

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, January is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $276). Flying from Idaho to San Francisco Bay Area in June is currently the most expensive (average of $362). 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 June 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to San Francisco Bay Area as you normally would.

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 June 18, 2025.

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

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated June 18, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Idaho to San Francisco Bay Area have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,507 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 29 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • 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 $58 on Alaska Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $67 and Southwest from $69 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, January is the cheapest month in which you can book a flight from Idaho to San Francisco Bay Area (average of $276). Flying from Idaho to San Francisco Bay Area in June is currently the most expensive (average of $362). 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 8 airlines flying from Idaho to San Francisco Bay Area

Discover the top 8 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$69Average$162FlexibilityNo cancel feeOn-time65%
Avelo AirlinesCheapest$77Average$114FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$88Average$234FlexibilityNo cancel feeOn-time85%
Allegiant AirCheapest$95Average$109FlexibilityNo cancel feeOn-time88%
DeltaCheapest$141Average$470FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$147Average$385FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$155Average$311FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$158Average$291FlexibilityNo cancel feeOn-time63%

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