HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$52+ Cheap flights from San Francisco Bay Area to Idaho

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOI
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco Bay Area to Idaho 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.

Cheap flight deals from San Francisco Bay Area to Idaho

Keep the following information in mind while searching for San Francisco Bay Area to Idaho flight deals. Data was last updated julio 31, 2025.

Round-trip from

$123
(Cheapflightsfares)

One-way from

$52
(Booking.com)

Popular in

December

Cheapest in

April

Average price

$297
From San Francisco Bay Area to Idaho
Search Deals
One-way flight from San Francisco Bay Area to Idaho
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from San Francisco Bay Area to Idaho

Cheapest flights from San Francisco Bay Area to Idaho
Explore the most affordable flight options available from San Francisco Bay Area to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:00 amOAK - BOI
1 stop6h 21mSpirit Airlines
jue. 9/182:16 pmBOI - OAK
1 stop10h 16mSpirit Airlines
Deal found 7/29$123
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/66:35 amSJC - BOI
1 stop5h 46mSpirit Airlines
sáb. 9/132:16 pmBOI - SJC
1 stop6h 44mSpirit Airlines
Deal found 7/30$124
This Southwest deal was found by Cheapflights users on 7/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/268:50 pmOAK - BOI
Nonstop1h 30mSouthwest
mar. 9/25:25 pmBOI - OAK
Nonstop1h 45mSouthwest
Deal found 7/30$137
This Southwest deal was found by Cheapflights users on 7/29. 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.
mié. 10/88:35 pmOAK - GEG
Nonstop1h 55mSouthwest
mar. 10/1410:10 amGEG - OAK
Nonstop2h 15mSouthwest
Deal found 7/29$137
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/148:00 amSFO - BOI
Nonstop1h 39mHawaiian Airlines
sáb. 10/183:37 pmBOI - SFO
Nonstop1h 50mHawaiian Airlines
Deal found 7/29$137
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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.
mié. 8/274:58 pmSJC - BOI
Nonstop1h 40mHawaiian Airlines
mié. 9/310:08 amBOI - SJC
Nonstop1h 55mHawaiian Airlines
Deal found 7/31$137
This Trip.com deal was found by Cheapflights users on 7/31. 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.
sáb. 10/185:07 pmSJC - BOI
Nonstop1h 34mMultiple Airlines
mar. 10/2110:15 amBOI - SJC
Nonstop1h 57mMultiple Airlines
Deal found 7/31$144
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
mar. 8/192:31 pmSFO - BOI
Nonstop1h 34mAlaska Airlines
mar. 8/2612:43 pmBOI - SFO
Nonstop1h 49mAlaska Airlines
Deal found 7/29$147
This Trip.com deal was found by Cheapflights users on 7/31. 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.
sáb. 10/185:07 pmSJC - BOI
Nonstop1h 34mAlaska Airlines
mar. 10/211:35 pmBOI - SJC
1 stop4h 45mAlaska Airlines
Deal found 7/31$148
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/236:15 amOAK - BOI
1 stop7h 45mAlaska Airlines
mar. 8/268:46 pmBOI - OAK
1 stop14h 35mAlaska Airlines
Deal found 7/30$156
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/118:33 amOAK - GEG
1 stop11h 43mMultiple Airlines
dom. 9/149:06 pmGEG - OAK
1 stop10h 32mMultiple Airlines
Deal found 7/29$156
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:55 pmSFO - BOI
1 stop4h 04mDelta
sáb. 10/186:00 amBOI - SFO
1 stop7h 14mDelta
Deal found 7/28$157

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to Idaho 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 julio 31, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Idaho that are best for you.

Fly from

San Francisco Bay Area

Fly to

Idaho

Route

Depart

Return

Price

OaklandBoise

OAK - BOI

OAKBOI

Oakland

jue. 9/11

6:00 am-1:21 pm

1 stop6h 21m

Boise Air Term. Gowen Fld

jue. 9/18

2:16 pm-11:32 pm

1 stop10h 16m

$123

San JoseBoise

SJC - BOI

SJCBOI

San Jose

sáb. 9/6

6:35 am-1:21 pm

1 stop5h 46m

Boise Air Term. Gowen Fld

sáb. 9/13

2:16 pm-8:00 pm

1 stop6h 44m

$124

OaklandBoise

OAK - BOI

OAKBOI

Oakland

mar. 8/26

8:50 pm-11:20 pm

Nonstop1h 30m

Boise Air Term. Gowen Fld

mar. 9/2

5:25 pm-6:10 pm

Nonstop1h 45m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

mar. 10/14

8:00 am-10:39 am

Nonstop1h 39m

Boise Air Term. Gowen Fld

sáb. 10/18

3:37 pm-4:27 pm

Nonstop1h 50m

$137

OaklandSpokane

OAK - GEG

OAKGEG

Oakland

mié. 10/8

8:35 pm-10:30 pm

Nonstop1h 55m

Spokane

mar. 10/14

10:10 am-12:25 pm

Nonstop2h 15m

$137

San JoseBoise

SJC - BOI

SJCBOI

San Jose

mié. 8/27

4:58 pm-7:38 pm

Nonstop1h 40m

Boise Air Term. Gowen Fld

mié. 9/3

10:08 am-11:03 am

Nonstop1h 55m

$137

San JoseBoise

SJC - BOI

SJCBOI

San Jose

sáb. 10/18

5:07 pm-7:41 pm

Nonstop1h 34m

Boise Air Term. Gowen Fld

mar. 10/21

10:15 am-11:12 am

Nonstop1h 57m

$144

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

mar. 8/19

2:31 pm-5:05 pm

Nonstop1h 34m

Boise Air Term. Gowen Fld

mar. 8/26

12:43 pm-1:32 pm

Nonstop1h 49m

$147

San JoseBoise

SJC - BOI

SJCBOI

San Jose

sáb. 10/18

5:07 pm-7:41 pm

Nonstop1h 34m

Boise Air Term. Gowen Fld

mar. 10/21

1:35 pm-5:20 pm

1 stop4h 45m

$148

OaklandSpokane

OAK - GEG

OAKGEG

Oakland

jue. 9/11

8:33 am-8:16 pm

1 stop11h 43m

Spokane

dom. 9/14

9:06 pm-7:38 am

1 stop10h 32m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Francisco Bay Area to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from San Francisco Bay Area 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 San Francisco Bay Area to Idaho

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

Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Idaho (average of $314). Flying from San Francisco Bay Area to Idaho in June is currently the most expensive (average of $398). 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 XIH to ID?

Find hourly flight availability from San Francisco Bay Area to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

When flying from San Francisco Bay Area to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Francisco Bay Area to Idaho

Explore weekly flight availability from San Francisco Bay Area to Idaho. 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 julio 31, 2025.

The most flights from zzXIH to USID are scheduled on a Thursday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated julio 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from San Francisco Bay Area to Idaho to help guide your decision. 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

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to Idaho. 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 San Francisco Bay Area to Idaho flight route?

    The San Francisco Bay Area to Idaho flight path was viewed by 9 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 San Francisco Bay Area to Idaho one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $52. Users have also found prices from $66 and $69 on Alaska Airlines and Southwest, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to Idaho 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 San Francisco Bay Area to Idaho?

    Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Idaho (average of $314). Flying from San Francisco Bay Area to Idaho in June is currently the most expensive (average of $398). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco Bay Area to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
Los Angeles to Las Vegas flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Honolulu flights
Los Angeles to Seattle flights
Los Angeles to O'Hare Intl flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to LaGuardia flights
San Francisco to Newark flights
San Francisco to Seattle flights
Ontario to San Francisco flights
Burbank to Las Vegas flights
Ontario to John F Kennedy Intl flights
Santa Ana to Las Vegas flights
Los Angeles to San Jose flights
San Francisco to Ontario flights
Santa Ana to San Francisco flights
Los Angeles to San Francisco flights
Ontario to Seattle flights
San Francisco to Santa Ana flights
Los Angeles to Boston flights
San Jose to Los Angeles flights
Los Angeles to Oakland flights
San Francisco to Los Angeles flights
San Francisco to Las Vegas flights
San Francisco to LaGuardia flights
San Francisco to O'Hare Intl flights
Los Angeles to Miami flights
Los Angeles to Orlando flights
San Francisco to Honolulu flights
Burbank to Newark flights
Ontario to Newark flights
San Jose to Seattle flights
Los Angeles to Hobby flights
Ontario to Honolulu flights
Ontario to O'Hare Intl flights
San Jose to Las Vegas flights
Ontario to Las Vegas flights
Oakland to Las Vegas flights
Santa Ana to Seattle flights
Burbank to Oakland flights
Santa Ana to Oakland flights
Los Angeles to Portland flights
Los Angeles to Denver flights
Los Angeles to Reagan-National flights
Los Angeles to Fort Lauderdale flights
Santa Ana to Newark flights
Santa Ana to O'Hare Intl flights
San Francisco to San Diego flights

Top 8 airlines flying from San Francisco Bay Area to Idaho

Discover the top 8 airlines that operate flights from San Francisco Bay Area to Idaho. 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$74Average$115FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$78Average$233FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$97Average$178FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$98Average$141FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$155Average$469FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$156Average$367FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$157Average$300FlexibilityNo cancel feeOn-time63%
DeltaCheapest$238Average$440FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.