How does KAYAK find such low prices on flights from Idaho to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Francisco. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Idaho is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Idaho to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Idaho with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$59 CHEAP FLIGHTS from Idaho to San Francisco

SFO

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$117

Overall average: $219

United Airlines

Wed 1/28Sat 2/7

BOI - SFO • Non-stop

Cheapest one-way

$59

Typical prices: $116-$221

United Airlines

Tue 1/6

GEG - SFO • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Francisco!

Flight Deals

Cheap Flights from Idaho to San Francisco

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Idaho to San Francisco

Wed, Jan 28 - Sat, Feb 7

10:48 am - 12:05 pm

BOI

SFO

2h 17mnonstop

9:00 pm - 11:48 pm

SFO

BOI

1h 48mnonstop

$117United Airlines

Wed, Feb 4 - Wed, Feb 11

12:24 pm - 3:06 pm

GEG

SFO

2h 42mnonstop

4:55 pm - 7:09 pm

SFO

GEG

2h 14mnonstop

$117United Airlines

Sat, Jan 10 - Mon, Jan 12

8:10 am - 9:16 am

BOI

SFO

2h 06mnonstop

7:24 pm - 10:09 pm

SFO

BOI

1h 45mnonstop

$118Hawaiian Airlines

Tue, Jan 13 - Tue, Jan 20

8:10 am - 9:16 am

BOI

SFO

2h 06mnonstop

7:24 pm - 10:09 pm

SFO

BOI

1h 45mnonstop

$132Alaska Airlines

Wed, Jan 14 - Wed, Jan 21

4:59 pm - 7:12 pm

GEG

SFO

2h 13mnonstop

2:25 pm - 7:03 pm

SFO

GEG

4h 38m1 stop

$137Alaska Airlines

Wed, Jan 28 - Sat, Feb 7

5:45 am - 8:55 am

BOI

SFO

4h 10m1 stop

6:00 am - 12:09 pm

SFO

BOI

5h 09m1 stop

$137Delta

Sat, Jan 10 - Mon, Jan 12

1:55 pm - 5:59 pm

BOI

SFO

5h 04m1 stop

7:24 pm - 10:09 pm

SFO

BOI

1h 45mnonstop

$143Hawaiian Airlines

Tue, Feb 24 - Mon, Mar 9

6:20 pm - 11:54 pm

BOI

SFO

6h 34m1 stop

7:11 pm - 11:59 pm

SFO

BOI

3h 48m1 stop

$147Delta

Wed, Feb 4 - Wed, Feb 11

2:10 pm - 9:50 pm

GEG

SFO

7h 40m1 stop

5:05 am - 11:15 am

SFO

GEG

6h 10m1 stop

$151Southwest

Wed, Feb 4 - Wed, Feb 11

5:35 am - 2:20 pm

GEG

SFO

8h 45m2 stops

5:05 am - 1:25 pm

SFO

GEG

8h 20m2 stops

$161Southwest

Useful Info

Low season	January
High season	December
Cheapest flight	$59

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 15% increase in price.

Flight from Spokane to San Francisco

How does KAYAK find such low prices on flights from Idaho to San Francisco?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Idaho to San Francisco?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Francisco?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Calistoga

Marina

Rohnert Park

Capitola

Emeryville

Pacifica

Millbrae

Campbell

Mill Valley

Newark

Novato

Windsor

Union City

Belmont

Richmond

West Sacramento

Los Altos

Corte Madera

American Canyon

Jenner

Everything you need to know for your flight to San Francisco

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

SFO

$59 Find Cheap Flights from Idaho to San Francisco

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

Everything you should know

Cheap Flights from Idaho to San Francisco

Recent round-trip flight deals from Idaho to San Francisco

Recent one-way flight deals from Idaho to San Francisco

Recent last minute flight deals from Idaho to San Francisco

Recent direct flight deals from Idaho to San Francisco

Good to know

FAQs for booking flights from Idaho to San Francisco

How does KAYAK find such low prices on flights from Idaho to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Francisco.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Idaho to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Idaho

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

Flights to other popular destinations

Flights from domestic origins to San Francisco

Choose which airport to fly into in San Francisco

Find deals for your return flight