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Cheap flights from San Francisco to Idaho from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Idaho departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Francisco to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:56 pm - 9:40 pm
SFO
-
BOI
1h 44mnonstop
Alaska Airlines Logo
7:40 am - 8:40 am
BOI
-
SFO
2h 00mnonstop
$157Alaska Airlines
Tue, Apr 14 - Sat, Apr 18
Alaska Airlines Logo
6:56 pm - 9:40 pm
SFO
-
BOI
1h 44mnonstop
Alaska Airlines Logo
7:40 am - 8:40 am
BOI
-
SFO
2h 00mnonstop
$162Alaska Airlines
Tue, Apr 14 - Sat, Apr 18
Alaska Airlines Logo
5:21 pm - 10:52 pm
SFO
-
BOI
4h 31m
1 stop
Alaska Airlines Logo
7:40 am - 8:40 am
BOI
-
SFO
2h 00mnonstop
$167Alaska Airlines
Tue, Apr 14 - Sat, Apr 18
Hawaiian Airlines Logo
10:23 am - 4:00 pm
SFO
-
BOI
4h 37m
1 stop
Hawaiian Airlines Logo
7:40 am - 8:40 am
BOI
-
SFO
2h 00mnonstop
$180Hawaiian Airlines
Sat, Apr 18 - Sun, Apr 19
Southwest Logo
8:50 am - 5:00 pm
SFO
-
BOI
7h 10m
1 stop
Southwest Logo
8:50 am - 6:25 pm
BOI
-
SFO
10h 35m
1 stop
$182Southwest
Fri, Apr 10 - Mon, Apr 13
Southwest Logo
7:40 am - 4:25 pm
SFO
-
BOI
7h 45m
2 stops
Southwest Logo
1:05 pm - 10:05 pm
BOI
-
SFO
10h 00m
1 stop
$188Southwest
Wed, Apr 15 - Wed, Apr 22
Delta Logo
2:57 pm - 9:02 pm
SFO
-
GEG
6h 05m
1 stop
Delta Logo
7:15 am - 2:05 pm
GEG
-
SFO
6h 50m
1 stop
$207Delta
Tue, Apr 14 - Tue, Apr 21
Delta Logo
10:32 am - 9:42 pm
SFO
-
SUN
10h 10m
2 stops
Delta Logo
3:34 pm - 11:37 pm
SUN
-
SFO
9h 03m
2 stops
$275Delta
Tue, Apr 14 - Tue, Apr 21
United Airlines Logo
6:25 pm - 9:45 pm
SFO
-
JAC
2h 20mnonstop
United Airlines Logo
8:00 am - 9:26 am
JAC
-
SFO
2h 26mnonstop
$309United Airlines
Sat, May 23 - Thu, May 28
United Airlines Logo
6:00 am - 1:48 pm
SFO
-
JAC
6h 48m
1 stop
United Airlines Logo
8:00 am - 9:26 am
JAC
-
SFO
2h 26mnonstop
$319United Airlines
Sat, May 23 - Thu, May 28

Southwest flights from San Francisco to Idaho

Our best Southwest deals on San Francisco to Idaho flight tickets
Southwest
Apr 10
SFO8:50 amSan Francisco
7h 10m
1 stop
BOI5:00 pmBoise Air Term. Gowen Fld
Apr 13
BOI8:50 amBoise Air Term. Gowen Fld
10h 35m
1 stop
SFO6:25 pmSan Francisco
$182
Southwest
Apr 15
SFO7:40 amSan Francisco
7h 45m
2 stops
BOI4:25 pmBoise Air Term. Gowen Fld
Apr 22
BOI1:05 pmBoise Air Term. Gowen Fld
10h 00m
1 stop
SFO10:05 pmSan Francisco
$188
Southwest
Apr 14
SFO10:05 amSan Francisco
5h 35m
1 stop
BOI4:40 pmBoise Air Term. Gowen Fld
Apr 17
BOI4:20 pmBoise Air Term. Gowen Fld
7h 45m
1 stop
SFO11:05 pmSan Francisco
$192

Delta flights from San Francisco to Idaho

Our best Delta deals on San Francisco to Idaho flight tickets
Delta
Apr 14
SFO2:57 pmSan Francisco
6h 05m
1 stop
GEG9:02 pmSpokane
Apr 21
GEG7:15 amSpokane
6h 50m
1 stop
SFO2:05 pmSan Francisco
$207
Delta
Apr 17
SFO5:00 pmSan Francisco
3h 56m
1 stop
BOI9:56 pmBoise Air Term. Gowen Fld
Apr 19
BOI6:16 pmBoise Air Term. Gowen Fld
6h 43m
1 stop
SFO11:59 pmSan Francisco
$208
Delta
May 14
SFO5:55 amSan Francisco
17h 00m
1 stop
BOI11:55 pmBoise Air Term. Gowen Fld
May 16
BOI6:41 pmBoise Air Term. Gowen Fld
4h 46m
1 stop
SFO10:27 pmSan Francisco
$221

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco 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, momondo users made 832,500 searches. Data last updated March 20, 2026.
Use the filters below to find and compare flights from San Francisco to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 4/14

6:56 pm-9:40 pm

Nonstop1h 44m

Boise Air Term. Gowen Fld

Sat 4/18

7:40 am-8:40 am

Nonstop2h 00m

$157

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 4/14

6:56 pm-9:40 pm

Nonstop1h 44m

Boise Air Term. Gowen Fld

Sat 4/18

7:40 am-8:40 am

Nonstop2h 00m

$162

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 4/14

5:21 pm-10:52 pm

1 stop4h 31m

Boise Air Term. Gowen Fld

Sat 4/18

7:40 am-8:40 am

Nonstop2h 00m

$167

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Sat 4/18

10:23 am-4:00 pm

1 stop4h 37m

Boise Air Term. Gowen Fld

Sun 4/19

7:40 am-8:40 am

Nonstop2h 00m

$180

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Fri 4/10

8:50 am-5:00 pm

1 stop7h 10m

Boise Air Term. Gowen Fld

Mon 4/13

8:50 am-6:25 pm

1 stop10h 35m

$182

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Wed 4/15

7:40 am-4:25 pm

2 stops7h 45m

Boise Air Term. Gowen Fld

Wed 4/22

1:05 pm-10:05 pm

1 stop10h 00m

$188

San FranciscoSpokane

SFO - GEG

SFOGEG

San Francisco

Tue 4/14

2:57 pm-9:02 pm

1 stop6h 05m

Spokane

Tue 4/21

7:15 am-2:05 pm

1 stop6h 50m

$207

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Tue 4/14

10:32 am-9:42 pm

2 stops10h 10m

Hailey Sun Valley-Friedman

Tue 4/21

3:34 pm-11:37 pm

2 stops9h 03m

$275

San FranciscoJackson

SFO - JAC

SFOJAC

San Francisco

Sat 5/23

6:25 pm-9:45 pm

Nonstop2h 20m

Jackson Hole

Thu 5/28

8:00 am-9:26 am

Nonstop2h 26m

$309

San FranciscoJackson

SFO - JAC

SFOJAC

San Francisco

Sat 5/23

6:00 am-1:48 pm

1 stop6h 48m

Jackson Hole

Thu 5/28

8:00 am-9:26 am

Nonstop2h 26m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho from

How to get the cheapest flight ticket from San Francisco to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Idaho?

In general, April is the cheapest month to fly from San Francisco to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $197. If you don’t want to visit Idaho in April, then you should wait until January to fly from San Francisco, when ticket prices are also cheap, with an average price of $226.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $232. On the other hand, Wednesday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $306.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from San Francisco to Idaho in the morning for as low as $269. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $291 per ticket.

What is the cheapest San Francisco to Idaho flight route?

Fly from San Francisco to Boise Air Term. Gowen Fld for the best San Francisco - Idaho flight prices

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $267 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from San Francisco for as low as $189 on momondo.

What cabin class options are available on San Francisco to Idaho flights?

There are 4 cabin classes available to choose from on San Francisco to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap San Francisco to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Idaho

Best Price Found

$102

Fastest flight time

1h 34m

Direct flights

Every day

Airports in Idaho

27 airports
The best one-way flight to Idaho from San Francisco in the past 72 hours is $102. The best round-trip flight deal from San Francisco to Idaho found on momondo in the last 72 hours is $215.
The fastest flight from San Francisco to Idaho takes 1h 34m
Direct flights go from San Francisco to Idaho every day.
There are 27 airports in Idaho. From San Francisco there are direct flights to Boise Air Term. Gowen Fld (BOI), Hailey Sun Valley-Friedman (SUN).
Search flight deals

  • When did momondo last update prices for flights from San Francisco Airport to Idaho?

    Prices for flights from San Francisco Airport to Idaho were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Idaho?

  • How old do you have to be to fly from San Francisco Airport to Idaho?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco to Idaho?

Best airlines flying from San Francisco to Idaho

Compare and see reviews for airlines that fly from San Francisco to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $68Free CancellationRating
7.8
2,841 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,304 reviews
Search Delta flights
United AirlinesPriceFrom $128Free CancellationRating
7.4
9,454 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $137Free CancellationRating
7.9
12,082 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Idaho?

Finding the right flight to Idaho from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

Can I find flights from San Francisco to Idaho with flexible booking policies on momondo?

Yes. All flights to Idaho from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Idaho?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Idaho.

I’m not ready to book a flight from San Francisco to Idaho right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Idaho trip

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Find better results for your trip to Idaho

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Popular flights according to clicks in the last 7 days on momondo
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