Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from San Jose, California to Idaho from $74

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 Jose, California to Idaho departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Jose, California to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:22 pm - 10:09 pm
SJC
-
BOI
1h 47mnonstop
Alaska Airlines Logo
8:10 am - 9:16 am
BOI
-
SJC
2h 06mnonstop
$157Alaska Airlines
Sat, Jan 31 - Tue, Feb 3
Alaska Airlines Logo
6:15 am - 12:51 pm
SJC
-
BOI
5h 36m1 stop
Alaska Airlines Logo
8:10 am - 9:16 am
BOI
-
SJC
2h 06mnonstop
$167Alaska Airlines
Sat, Jan 10 - Wed, Jan 14
Southwest Logo
11:40 am - 2:20 pm
SJC
-
BOI
1h 40mnonstop
Southwest Logo
11:50 am - 6:15 pm
BOI
-
SJC
7h 25m2 stops
$172Southwest
Wed, Jan 7 - Sat, Jan 10
Alaska Airlines Logo
6:15 am - 12:51 pm
SJC
-
BOI
5h 36m1 stop
Alaska Airlines Logo
8:10 am - 9:16 am
BOI
-
SJC
2h 06mnonstop
$176Alaska Airlines
Thu, Jan 15 - Sun, Jan 18
Southwest Logo
11:40 am - 2:20 pm
SJC
-
BOI
1h 40mnonstop
Southwest Logo
1:30 pm - 5:55 pm
BOI
-
SJC
5h 25m1 stop
$177Southwest
Thu, Jan 8 - Mon, Jan 12
Alaska Airlines Logo
7:22 pm - 10:09 pm
SJC
-
BOI
1h 47mnonstop
Alaska Airlines Logo
8:10 am - 9:16 am
BOI
-
SJC
2h 06mnonstop
$181Alaska Airlines
Sat, Jan 10 - Wed, Jan 14
Southwest Logo
5:30 pm - 10:30 pm
SJC
-
BOI
4h 00m1 stop
Southwest Logo
11:50 am - 6:15 pm
BOI
-
SJC
7h 25m2 stops
$182Southwest
Wed, Jan 7 - Sat, Jan 10
Delta Logo
7:45 am - 4:17 pm
SJC
-
BOI
7h 32m1 stop
Delta Logo
1:40 pm - 5:40 pm
BOI
-
SJC
5h 00m1 stop
$185Delta
Thu, Jan 8 - Thu, Jan 15
Delta Logo
2:30 pm - 8:58 pm
SJC
-
GEG
6h 28m1 stop
Delta Logo
9:20 am - 1:39 pm
GEG
-
SJC
4h 19m1 stop
$185Delta
Thu, Jan 8 - Sat, Jan 10
United Airlines Logo
8:40 am - 3:18 pm
SJC
-
JAC
5h 38m1 stop
United Airlines Logo
2:40 pm - 8:56 pm
JAC
-
SJC
7h 16m1 stop
$287United Airlines
Sat, Jan 24 - Wed, Jan 28

American Airlines flights from San Jose, California to Idaho

Our best American Airlines deals on San Jose, California to Idaho flight tickets
American Airlines
Jan 31
SJC7:22 pmSan Jose
1h 47m
BOI10:09 pmBoise Air Term. Gowen Fld
Feb 3
BOI8:10 amBoise Air Term. Gowen Fld
2h 06m
SJC9:16 amSan Jose
$227
Find similar
American Airlines
Jan 4
SJC7:03 pmSan Jose
1h 44m
BOI9:47 pmBoise Air Term. Gowen Fld
Jan 6
BOI7:17 amBoise Air Term. Gowen Fld
2h 05m
SJC8:22 amSan Jose
$307
Find similar
American Airlines
Dec 25
SJC7:03 pmSan Jose
1h 44m
BOI9:47 pmBoise Air Term. Gowen Fld
Dec 29
BOI7:17 amBoise Air Term. Gowen Fld
2h 05m
SJC8:22 amSan Jose
$522
Find similar

Southwest flights from San Jose, California to Idaho

Our best Southwest deals on San Jose, California to Idaho flight tickets
Southwest
Jan 7
SJC11:40 amSan Jose
1h 40m
BOI2:20 pmBoise Air Term. Gowen Fld
Jan 10
BOI11:50 amBoise Air Term. Gowen Fld
7h 25m
2 stops
SJC6:15 pmSan Jose
$172
Find similar
Southwest
Jan 7
SJC5:30 pmSan Jose
4h 00m
1 stop
BOI10:30 pmBoise Air Term. Gowen Fld
Jan 10
BOI11:50 amBoise Air Term. Gowen Fld
7h 25m
2 stops
SJC6:15 pmSan Jose
$182
Find similar
Southwest
Jan 8
SJC11:40 amSan Jose
1h 40m
BOI2:20 pmBoise Air Term. Gowen Fld
Jan 12
BOI4:00 pmBoise Air Term. Gowen Fld
1h 50m
SJC4:50 pmSan Jose
$191
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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 December 11, 2025.
Use the filters below to find and compare flights from San Jose, California to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Sat 1/31

7:22 pm-10:09 pm

Nonstop1h 47m

Boise Air Term. Gowen Fld

Tue 2/3

8:10 am-9:16 am

Nonstop2h 06m

$157

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Sat 1/10

6:15 am-12:51 pm

1 stop5h 36m

Boise Air Term. Gowen Fld

Wed 1/14

8:10 am-9:16 am

Nonstop2h 06m

$167

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Wed 1/7

11:40 am-2:20 pm

Nonstop1h 40m

Boise Air Term. Gowen Fld

Sat 1/10

11:50 am-6:15 pm

2 stops7h 25m

$172

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Thu 1/15

6:15 am-12:51 pm

1 stop5h 36m

Boise Air Term. Gowen Fld

Sun 1/18

8:10 am-9:16 am

Nonstop2h 06m

$176

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Thu 1/8

11:40 am-2:20 pm

Nonstop1h 40m

Boise Air Term. Gowen Fld

Mon 1/12

1:30 pm-5:55 pm

1 stop5h 25m

$177

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Sat 1/10

7:22 pm-10:09 pm

Nonstop1h 47m

Boise Air Term. Gowen Fld

Wed 1/14

8:10 am-9:16 am

Nonstop2h 06m

$181

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Wed 1/7

5:30 pm-10:30 pm

1 stop4h 00m

Boise Air Term. Gowen Fld

Sat 1/10

11:50 am-6:15 pm

2 stops7h 25m

$182

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Thu 1/8

7:45 am-4:17 pm

1 stop7h 32m

Boise Air Term. Gowen Fld

Thu 1/15

1:40 pm-5:40 pm

1 stop5h 00m

$185

San JoseSpokane

SJC - GEG

SJCGEG

San Jose

Thu 1/8

2:30 pm-8:58 pm

1 stop6h 28m

Spokane

Sat 1/10

9:20 am-1:39 pm

1 stop4h 19m

$185

San JoseJackson

SJC - JAC

SJCJAC

San Jose

Sat 1/24

8:40 am-3:18 pm

1 stop5h 38m

Jackson Hole

Wed 1/28

2:40 pm-8:56 pm

1 stop7h 16m

$287

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Idaho from

How to get the cheapest flight ticket from San Jose, California 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, January is the cheapest month to fly from San Jose, California to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $187. If you don’t want to visit Idaho in January, then you should wait until May to fly from San Jose, California, when ticket prices are also cheap, with an average price of $216.

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

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $257. On the other hand, Tuesday is the most expensive day to depart from San Jose, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $343.

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 Jose, California to Idaho in the morning for as low as $280. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $303 per ticket.

What is the cheapest San Jose to Idaho flight route?

Fly from San Jose to Boise Air Term. Gowen Fld for the best San Jose - 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 Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from San Jose, California for as low as $168 on momondo.

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

There are 2 cabin classes available to choose from on San Jose 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 Jose, California to Idaho flights?

You could potentially save up to 17% on your flight if you consider stops on a San Jose, California to Idaho flight.

Cheap San Jose, California to Idaho flight deals and tips

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

Best Price Found

$88

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Idaho

27 airports
The best one-way flight to Idaho from San Jose, California in the past 72 hours is $88. The best round-trip flight deal from San Jose, California to Idaho found on momondo in the last 72 hours is $197.
The fastest flight from San Jose, California to Idaho takes 1h 35m
Direct flights go from San Jose, California to Idaho every day.
There are 27 airports in Idaho. From San Jose, California there are direct flights to Spokane (GEG), Boise Air Term. Gowen Fld (BOI).
Search flight deals

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

    Prices for flights from San Jose Airport to Idaho are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Jose Airport to Idaho.

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

    The travel and health documents required for your trip to Idaho 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 Idaho. 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 San Jose, California to Idaho?

Best airlines flying from San Jose, California to Idaho

Compare and see reviews for airlines that fly from San Jose, California to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $109Free CancellationRating
7.8
2,817 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $147Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $156Free CancellationRating
8.0
11,431 reviews
Search Alaska Airlines flights
DeltaPriceFrom $174Free CancellationRating
7.9
8,005 reviews
Search Delta flights

Why use momondo?

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

It is quick and easy to find San Jose to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

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

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

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

Once all potential San Jose to Idaho flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from San Jose to Idaho now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho and let you know when they 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/10
Sat 1/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Idaho

Popular cities in Idaho

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $34
Flights to Los Angelesfrom $49
Flights to Miamifrom $49
Flights to Chicagofrom $49
Flights to Orlandofrom $41
Flights to San Franciscofrom $53
Flights to Las Vegasfrom $40
Flights to Washington, D.C.from $49
Flights to Bostonfrom $55
Flights to Atlantafrom $49
Flights to Dallasfrom $52
Flights to Seattlefrom $58