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Cheap flights from San Francisco to Idaho from $61

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 10/28. 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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Find the cheapest flights from San Francisco to Idaho

Cheap round-trip flights

Alaska Airlines Logo
5:14 pm - 7:50 pmSFO-BOI
1h 36mnonstop
Alaska Airlines Logo
12:43 pm - 1:32 pmBOI-SFO
1h 49mnonstop
$121Alaska Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 30
United Airlines Logo
11:06 am - 1:49 pmSFO-BOI
1h 43mnonstop
United Airlines Logo
7:45 am - 8:41 amBOI-SFO
1h 56mnonstop
$129United Airlines
Find Deal
Tue, Sep 16 - Sat, Sep 20
Hawaiian Airlines Logo
5:14 pm - 7:50 pmSFO-BOI
1h 36mnonstop
Hawaiian Airlines Logo
12:43 pm - 1:32 pmBOI-SFO
1h 49mnonstop
$130Hawaiian Airlines
Find Deal
Thu, Sep 4 - Tue, Sep 9
Hawaiian Airlines Logo
11:48 am - 1:56 pmSFO-GEG
2h 08mnonstop
Hawaiian Airlines Logo
2:36 pm - 4:57 pmGEG-SFO
2h 21mnonstop
$137Hawaiian Airlines
Find Deal
Wed, Sep 3 - Wed, Sep 10
Southwest Logo
11:00 am - 4:50 pmSFO-BOI
4h 50m1 stop
Southwest Logo
3:45 pm - 9:40 pmBOI-SFO
6h 55m1 stop
$141Southwest
Find Deal
Tue, Sep 16 - Tue, Sep 30
Southwest Logo
7:00 am - 3:20 pmSFO-BOI
7h 20m2 stops
Southwest Logo
12:45 pm - 5:45 pmBOI-SFO
6h 00m1 stop
$146Southwest
Find Deal
Tue, Sep 16 - Tue, Sep 30
Delta Logo
10:00 am - 4:57 pmSFO-BOI
5h 57m1 stop
Delta Logo
6:00 pm - 10:51 pmBOI-SFO
5h 51m1 stop
$150Delta
Find Deal
Thu, Sep 4 - Tue, Sep 9
United Airlines Logo
9:04 pm - 11:15 pmSFO-GEG
2h 11mnonstop
United Airlines Logo
12:35 pm - 3:03 pmGEG-SFO
2h 28mnonstop
$152United Airlines
Find Deal
Thu, Oct 9 - Tue, Oct 14
Alaska Airlines Logo
11:44 am - 6:42 pmSFO-GEG
6h 58m1 stop
Alaska Airlines Logo
5:45 pm - 10:14 pmGEG-SFO
4h 29m1 stop
$156Alaska Airlines
Find Deal
Wed, Sep 3 - Wed, Sep 10
Delta Logo
8:55 am - 3:04 pmSFO-BOI
5h 09m1 stop
Delta Logo
5:43 pm - 11:12 pmBOI-SFO
6h 29m1 stop
$157Delta
Find Deal
Sat, Sep 27 - Sat, Oct 4

United Airlines flights from San Francisco to Idaho

Our best United Airlines deals on San Francisco to Idaho flight tickets
United Airlines
Sep 16
SFO11:06 amSan Francisco
1h 43m
BOI1:49 pmBoise Air Term. Gowen Fld
Sep 20
BOI7:45 amBoise Air Term. Gowen Fld
1h 56m
SFO8:41 amSan Francisco
$129
Find similar
United Airlines
Oct 9
SFO9:04 pmSan Francisco
2h 11m
GEG11:15 pmSpokane
Oct 14
GEG12:35 pmSpokane
2h 28m
SFO3:03 pmSan Francisco
$152
Find similar
United Airlines
Oct 17
SFO10:59 amSan Francisco
1h 44m
BOI1:43 pmBoise Air Term. Gowen Fld
Oct 19
BOI9:45 amBoise Air Term. Gowen Fld
1h 59m
SFO10:44 amSan Francisco
$177
Find similar

Delta flights from San Francisco to Idaho

Our best Delta deals on San Francisco to Idaho flight tickets
Delta
Sep 4
SFO10:00 amSan Francisco
5h 57m
1 stop
BOI4:57 pmBoise Air Term. Gowen Fld
Sep 9
BOI6:00 pmBoise Air Term. Gowen Fld
5h 51m
1 stop
SFO10:51 pmSan Francisco
$150
Find similar
Delta
Sep 27
SFO8:55 amSan Francisco
5h 09m
1 stop
BOI3:04 pmBoise Air Term. Gowen Fld
Oct 4
BOI5:43 pmBoise Air Term. Gowen Fld
6h 29m
1 stop
SFO11:12 pmSan Francisco
$157
Find similar
Delta
Sep 11
SFO5:55 amSan Francisco
6h 28m
1 stop
BOI1:23 pmBoise Air Term. Gowen Fld
Sep 15
BOI5:43 pmBoise Air Term. Gowen Fld
7h 07m
1 stop
SFO11:50 pmSan Francisco
$159
Find similar

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 August 14, 2025.
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

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 9/16

5:14 pm-7:50 pm

Nonstop1h 36m

Boise Air Term. Gowen Fld

Tue 9/30

12:43 pm-1:32 pm

Nonstop1h 49m

$121

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 9/16

11:06 am-1:49 pm

Nonstop1h 43m

Boise Air Term. Gowen Fld

Sat 9/20

7:45 am-8:41 am

Nonstop1h 56m

$129

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Thu 9/4

5:14 pm-7:50 pm

Nonstop1h 36m

Boise Air Term. Gowen Fld

Tue 9/9

12:43 pm-1:32 pm

Nonstop1h 49m

$130

San FranciscoSpokane

SFO - GEG

SFOGEG

San Francisco

Wed 9/3

11:48 am-1:56 pm

Nonstop2h 08m

Spokane

Wed 9/10

2:36 pm-4:57 pm

Nonstop2h 21m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 9/16

11:00 am-4:50 pm

1 stop4h 50m

Boise Air Term. Gowen Fld

Tue 9/30

3:45 pm-9:40 pm

1 stop6h 55m

$141

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 9/16

7:00 am-3:20 pm

2 stops7h 20m

Boise Air Term. Gowen Fld

Tue 9/30

12:45 pm-5:45 pm

1 stop6h 00m

$146

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Thu 9/4

10:00 am-4:57 pm

1 stop5h 57m

Boise Air Term. Gowen Fld

Tue 9/9

6:00 pm-10:51 pm

1 stop5h 51m

$150

San FranciscoSpokane

SFO - GEG

SFOGEG

San Francisco

Thu 10/9

9:04 pm-11:15 pm

Nonstop2h 11m

Spokane

Tue 10/14

12:35 pm-3:03 pm

Nonstop2h 28m

$152

San FranciscoSpokane

SFO - GEG

SFOGEG

San Francisco

Wed 9/3

11:44 am-6:42 pm

1 stop6h 58m

Spokane

Wed 9/10

5:45 pm-10:14 pm

1 stop4h 29m

$156

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Sat 9/27

8:55 am-3:04 pm

1 stop5h 09m

Boise Air Term. Gowen Fld

Sat 10/4

5:43 pm-11:12 pm

1 stop6h 29m

$157

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 $217. 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 $247.

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 $267. On the other hand, Sunday 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 $320.

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 at noon. momondo users have found flights departing from San Francisco to Idaho at noon for as low as $278. 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 afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $309 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 $282 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 $219 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.

Can stopping save me money on San Francisco to Idaho flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Idaho.

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

$61

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Idaho

5 airports
The best one-way flight to Idaho from San Francisco in the past 72 hours is $61. The best round-trip flight deal from San Francisco to Idaho found on momondo in the last 72 hours is $121.
The fastest flight from San Francisco to Idaho takes 1h 35m
Direct flights go from San Francisco to Idaho every day.
There are 5 airports near Idaho: Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI), Jackson Hole (JAC), 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 $78Free CancellationRating
7.8
2,656 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $155Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $156Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $228Free CancellationRating
8.0
7,980 reviews
Search Delta 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Idaho

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