What is the cheapest airline that flies from Idaho to San Francisco Bay Area?

Southwest, United Airlines, and Alaska Airlines are the most popular carriers operating from Idaho to San Francisco Bay Area

How many flights depart from Idaho to San Francisco Bay Area on average per day?

As of August 2026, 27 flights take off from Idaho and land in San Francisco Bay Area each day. The most common flight departure time for this route is 7:00PM, with 76% of daily flights taking off at noon.

What airlines fly to San Francisco Bay Area?

United Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to San Francisco Bay Area from Idaho according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to San Francisco Bay Area. Keep in mind that there are 5 different airlines that fly to San Francisco Bay Area on a routine basis, so you have a few additional options to choose from.

How many flights depart from Idaho to San Francisco Bay Area on average per week?

195 flights are operational weekly from Idaho to San Francisco Bay Area as of August 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.

When did momondo last update prices for flights from Idaho to San Francisco Bay Area?

Prices for flights from Idaho to San Francisco Bay Area refresh daily.

How many operators does momondo search for flights from Idaho to San Francisco Bay Area?

As of August 2026, there are 5 operators available to choose from for flights from Idaho to San Francisco Bay Area.

How old do you have to be to fly from Idaho to San Francisco Bay Area?

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 Idaho to San Francisco Bay Area.

What documentation or ID do you need to fly to San Francisco Bay Area?

The travel and health documents required for your trip to San Francisco Bay Area can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$66 Cheap Flights from Idaho to San Francisco Bay Area in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to San Francisco Bay Area

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:41 amBOI Boise Air Term. Gowen Fld-STS Santa Rosa Sonoma County

5h 41m1 stop Salt Lake City

11:21 am - 4:14 pmSTS Santa Rosa Sonoma County-BOI Boise Air Term. Gowen Fld

3h 53m1 stop Salt Lake City

$157Delta

Wed, Oct 14 - Sat, Oct 17

1:06 pm - 4:05 pmBOI Boise Air Term. Gowen Fld-STS Santa Rosa Sonoma County

3h 59m1 stop Salt Lake City

11:21 am - 4:14 pmSTS Santa Rosa Sonoma County-BOI Boise Air Term. Gowen Fld

3h 53m1 stop Salt Lake City

$157Delta

Tue, Nov 3 - Sat, Nov 7

2:50 pm - 9:05 amBOI Boise Air Term. Gowen Fld-OAK Oakland

19h 15m1 stop Las Vegas Harry Reid Intl

5:20 pm - 1:55 pmOAK Oakland-BOI Boise Air Term. Gowen Fld

19h 35m1 stop Las Vegas Harry Reid Intl

$160Frontier

Thu, Oct 8 - Sun, Oct 11

7:19 am - 2:51 pmGEG Spokane-SFO San Francisco

7h 32m1 stop San Diego

1:15 pm - 3:22 pmSFO San Francisco-GEG Spokane

2h 07mnonstop

$198Alaska Airlines

Tue, Oct 6 - Tue, Oct 13

1:57 pm - 4:12 pmGEG Spokane-SFO San Francisco

2h 15mnonstop

1:15 pm - 3:22 pmSFO San Francisco-GEG Spokane

2h 07mnonstop

$199Alaska Airlines

Tue, Oct 6 - Tue, Oct 13

2:50 pm - 10:22 amBOI Boise Air Term. Gowen Fld-SFO San Francisco

20h 32m2 stops Las Vegas Harry Reid Intl Los Angeles Los Angeles

7:11 pm - 1:55 pmSFO San Francisco-BOI Boise Air Term. Gowen Fld

17h 44m1 stop Las Vegas Harry Reid Intl

$206Frontier

Mon, Sep 28 - Wed, Sep 30

7:02 am - 9:23 amGEG Spokane-SFO San Francisco

2h 21mnonstop

9:17 pm - 11:38 pmSFO San Francisco-GEG Spokane

2h 21mnonstop

$207United Airlines

Thu, Dec 3 - Mon, Dec 7

6:00 am - 8:30 amGEG Spokane-SFO San Francisco

2h 30mnonstop

4:10 pm - 6:31 pmSFO San Francisco-GEG Spokane

2h 21mnonstop

$207United Airlines

Thu, Sep 24 - Sat, Sep 26

11:25 am - 1:35 pmGEG Spokane-OAK Oakland

2h 10mnonstop

3:35 pm - 5:40 pmOAK Oakland-GEG Spokane

2h 05mnonstop

$207Southwest

Thu, Oct 1 - Mon, Oct 5

10:50 am - 1:00 pmGEG Spokane-OAK Oakland

2h 10mnonstop

12:40 pm - 2:45 pmOAK Oakland-GEG Spokane

2h 05mnonstop

$207Southwest

Wed, Oct 14 - Tue, Oct 20

Cheap last minute flights

Enter your travel dates to find the best prices.

8:01 am - 11:57 amBOI Boise Air Term. Gowen Fld-SJC San Jose

4h 56m1 stop Phoenix Sky Harbor Intl

6:00 am - 1:24 pmSJC San Jose-BOI Boise Air Term. Gowen Fld

6h 24m1 stop Phoenix Sky Harbor Intl

$351American Airlines

Fri, Aug 28 - Mon, Aug 31

1:55 pm - 6:33 pmBOI Boise Air Term. Gowen Fld-SJC San Jose

5h 38m1 stop Phoenix Sky Harbor Intl

6:00 am - 1:24 pmSJC San Jose-BOI Boise Air Term. Gowen Fld

6h 24m1 stop Phoenix Sky Harbor Intl

$351American Airlines

Tue, Aug 25 - Mon, Aug 31

2:02 pm - 4:19 pmGEG Spokane-SFO San Francisco

2h 17mnonstop

6:59 pm - 11:11 pmSFO San Francisco-GEG Spokane

4h 12m1 stop Portland

$411Alaska Airlines

Tue, Aug 25 - Tue, Sep 8

11:45 am - 5:58 pmGEG Spokane-SFO San Francisco

6h 13m1 stop Seattle/Tacoma Intl

5:37 pm - 10:38 pmSFO San Francisco-GEG Spokane

5h 01m1 stop Los Angeles Los Angeles

$412Alaska Airlines

Tue, Aug 25 - Tue, Sep 8

11:35 am - 4:13 pmIDA Idaho Falls Fanning Field-SFO San Francisco

5h 38m1 stop Salt Lake City

7:13 am - 2:35 pmSFO San Francisco-IDA Idaho Falls Fanning Field

6h 22m2 stops Los Angeles Los Angeles Salt Lake City

$486Delta

Tue, Aug 25 - Sat, Aug 29

3:17 pm - 11:59 pmIDA Idaho Falls Fanning Field-SFO San Francisco

9h 42m2 stops Salt Lake City Seattle/Tacoma Intl

2:00 pm - 10:32 pmSFO San Francisco-IDA Idaho Falls Fanning Field

7h 32m2 stops Seattle/Tacoma Intl Salt Lake City

$491Delta

Tue, Aug 25 - Sat, Aug 29

9:05 am - 9:50 amBOI Boise Air Term. Gowen Fld-OAK Oakland

1h 45mnonstop

4:45 pm - 7:10 pmOAK Oakland-BOI Boise Air Term. Gowen Fld

1h 25mnonstop

$513Southwest

Thu, Aug 27 - Mon, Sep 7

12:33 pm - 2:59 pmGEG Spokane-SFO San Francisco

2h 26mnonstop

4:30 pm - 6:51 pmSFO San Francisco-GEG Spokane

2h 21mnonstop

$521United Airlines

Tue, Aug 25 - Tue, Sep 1

3:45 pm - 7:15 pmBOI Boise Air Term. Gowen Fld-OAK Oakland

4h 30m1 stop San Diego

4:45 pm - 7:10 pmOAK Oakland-BOI Boise Air Term. Gowen Fld

1h 25mnonstop

$523Southwest

Thu, Aug 27 - Mon, Sep 7

12:33 pm - 2:59 pmGEG Spokane-SFO San Francisco

2h 26mnonstop

8:45 am - 3:06 pmSFO San Francisco-GEG Spokane

6h 21m1 stop Denver Intl

$531United Airlines

Tue, Aug 25 - Tue, Sep 1

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Alaska Airlines flights from Idaho to San Francisco Bay Area

Our best Alaska Airlines deals on Idaho to San Francisco Bay Area flight tickets

Alaska Airlines

Oct 6

GEG7:19 amSpokane

7h 32m

1 stop

SFO2:51 pmSan Francisco

Oct 13

SFO1:15 pmSan Francisco

2h 07m

GEG3:22 pmSpokane

$198

Alaska Airlines

Oct 6

GEG1:57 pmSpokane

2h 15m

SFO4:12 pmSan Francisco

Oct 13

SFO1:15 pmSan Francisco

2h 07m

GEG3:22 pmSpokane

$199

Alaska Airlines

Sep 10

GEG2:02 pmSpokane

2h 17m

SFO4:19 pmSan Francisco

Sep 14

SFO5:37 pmSan Francisco

5h 01m

1 stop

GEG10:38 pmSpokane

$200

United Airlines flights from Idaho to San Francisco Bay Area

Our best United Airlines deals on Idaho to San Francisco Bay Area flight tickets

United Airlines

Oct 9

BOI6:32 amBoise Air Term. Gowen Fld

2h 03m

SFO7:35 amSan Francisco

Oct 10

SFO10:10 amSan Francisco

1h 48m

BOI12:58 pmBoise Air Term. Gowen Fld

$248

United Airlines

Sep 19

BOI7:05 pmBoise Air Term. Gowen Fld

1h 53m

SFO7:58 pmSan Francisco

Sep 26

SFO10:10 amSan Francisco

1h 48m

BOI12:58 pmBoise Air Term. Gowen Fld

$258

United Airlines

Sep 18

GEG6:00 amSpokane

2h 30m

SFO8:30 amSan Francisco

Oct 4

SFO7:55 pmSan Francisco

2h 21m

GEG10:16 pmSpokane

$261

momondo Fare Finder

Use the filters below to find and compare flights from Idaho to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSanta Rosa

BOI Boise Air Term. Gowen Fld - STS Santa Rosa Sonoma County

BOISTS

Boise Air Term. Gowen Fld

Wed 10/14

6:00 am-10:41 am

1 stop5h 41m

Santa Rosa Sonoma County

Sat 10/17

11:21 am-4:14 pm

1 stop3h 53m

$157

BoiseSanta Rosa

BOI Boise Air Term. Gowen Fld - STS Santa Rosa Sonoma County

BOISTS

Boise Air Term. Gowen Fld

Tue 11/3

1:06 pm-4:05 pm

1 stop3h 59m

Santa Rosa Sonoma County

Sat 11/7

11:21 am-4:14 pm

1 stop3h 53m

$157

BoiseOakland

BOI Boise Air Term. Gowen Fld - OAK Oakland

BOIOAK

Boise Air Term. Gowen Fld

Thu 10/8

2:50 pm-9:05 am

1 stop19h 15m

Oakland

Sun 10/11

5:20 pm-1:55 pm

1 stop19h 35m

$160

SpokaneSan Francisco

GEG Spokane - SFO San Francisco

GEGSFO

Spokane

Tue 10/6

7:19 am-2:51 pm

1 stop7h 32m

San Francisco

Tue 10/13

1:15 pm-3:22 pm

Nonstop2h 07m

$198

SpokaneSan Francisco

GEG Spokane - SFO San Francisco

GEGSFO

Spokane

Tue 10/6

1:57 pm-4:12 pm

Nonstop2h 15m

San Francisco

Tue 10/13

1:15 pm-3:22 pm

Nonstop2h 07m

$199

BoiseSan Francisco

BOI Boise Air Term. Gowen Fld - SFO San Francisco

BOISFO

Boise Air Term. Gowen Fld

Mon 9/28

2:50 pm-10:22 am

2 stops20h 32m

San Francisco

Wed 9/30

7:11 pm-1:55 pm

1 stop17h 44m

$206

SpokaneSan Francisco

GEG Spokane - SFO San Francisco

GEGSFO

Spokane

Thu 12/3

7:02 am-9:23 am

Nonstop2h 21m

San Francisco

Mon 12/7

9:17 pm-11:38 pm

Nonstop2h 21m

$207

SpokaneSan Francisco

GEG Spokane - SFO San Francisco

GEGSFO

Spokane

Thu 9/24

6:00 am-8:30 am

Nonstop2h 30m

San Francisco

Sat 9/26

4:10 pm-6:31 pm

Nonstop2h 21m

$207

Quickest round-trip

SpokaneOakland

GEG Spokane - OAK Oakland

GEGOAK

Spokane

Thu 10/1

11:25 am-1:35 pm

Nonstop2h 10m

Oakland

Mon 10/5

3:35 pm-5:40 pm

Nonstop2h 05m

$207

SpokaneOakland

GEG Spokane - OAK Oakland

GEGOAK

Spokane

Wed 10/14

10:50 am-1:00 pm

Nonstop2h 10m

Oakland

Tue 10/20

12:40 pm-2:45 pm

Nonstop2h 05m

$207

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to San Francisco Bay Area?

In general, October is the cheapest month to fly from Idaho to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $228. If you aren’t able to travel to San Francisco Bay Area during the month of October, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $282.

What is the cheapest day to depart on your flight to San Francisco Bay Area?

On average, the least expensive day to fly to San Francisco Bay Area from Idaho is on a Thursday. momondo users have found tickets for Thursday departures for as low as $442. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $647.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is at noon. Flights from Idaho to San Francisco Bay Area during this time can be as low as $426. In contrast, the most expensive time of day to depart to San Francisco Bay Area is in the afternoon when prices are around $697.

What is the cheapest Idaho to San Francisco Bay Area flight route?

Fly from Idaho Falls Fanning Field to Oakland for the best Idaho - San Francisco Bay Area flight prices

How far in advance should I book a flight from Idaho to San Francisco Bay Area?

You are more likely to see cheaper flights to San Francisco Bay Area from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around $291 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from Idaho for as low as $213 on momondo.

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

There are 4 cabin classes available to choose from on Idaho to San Francisco Bay Area 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 Idaho to San Francisco Bay Area flights?

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

Cheap Idaho to San Francisco Bay Area flight deals and tips

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

Best Price Found	$66
Fastest flight time	1h 45m
Direct flights	Every day
Airports in San Francisco Bay Area	6 airports

The best one-way flight to San Francisco Bay Area from Idaho in the past 72 hours is $66. The best round-trip flight deal from Idaho to San Francisco Bay Area found on momondo in the last 72 hours is $157.

The fastest flight from Idaho to San Francisco Bay Area takes 1h 45m

Direct flights go from Idaho to San Francisco Bay Area every day.

There are 6 airports in San Francisco Bay Area. From Idaho there are direct flights to Oakland (OAK), San Jose (SJC), San Francisco (SFO).

Search flight deals

Frequently asked questions about flying from Idaho to San Francisco Bay Area

When did momondo last update prices for flights from Idaho to San Francisco Bay Area?
Prices for flights from Idaho to San Francisco Bay Area refresh daily.
How many operators does momondo search for flights from Idaho to San Francisco Bay Area?
As of August 2026, there are 5 operators available to choose from for flights from Idaho to San Francisco Bay Area.
How old do you have to be to fly from Idaho to San Francisco Bay Area?
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 Idaho to San Francisco Bay Area.
What documentation or ID do you need to fly to San Francisco Bay Area?
The travel and health documents required for your trip to San Francisco Bay Area can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Idaho to San Francisco Bay Area?
momondo data reveals that the most frequently booked plane model on the route from Idaho to San Francisco Bay Area is Embraer 175 (Enhanced Winglets), representing 14.83% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 14.77%, Boeing 737 MAX 8 at 11.49%, and Boeing 737-800 at 10.75%.

Best airlines flying from Idaho to San Francisco Bay Area

Compare and see reviews for airlines that fly from Idaho to San Francisco Bay Area with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $46	Free Cancellation	Rating 7.8 2,817 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $78	Free Cancellation	Rating 7.8 8,518 reviews	Search Delta flights
Alaska Airlines	PriceFrom $117	Free Cancellation	Rating 7.9 12,836 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $141	Free Cancellation	Rating 7.4 10,112 reviews	Search United Airlines flights
Southwest	PriceFrom $147	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco Bay Area from Idaho.

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

momondo does allow users to show only those flights to San Francisco Bay Area from Idaho which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Idaho to San Francisco Bay Area flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Idaho to San Francisco Bay Area flights. All you need is a valid email address and we will do the rest; it is that quick and easy.