SJC

$85 Find Cheap Flights from Idaho to San Jose - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Jose departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Idaho to San Jose

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to San Jose 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.

Recent round-trip flight deals from Idaho to San Jose

Thu, Sep 10 - Thu, Sep 17
Frontier Logo
3:52 pm - 1:29 pm
BOI
-
SJC
22h 37m
1 stop
Frontier Logo
2:24 pm - 2:57 pm
SJC
-
BOI
23h 33m
1 stop
$198Frontier
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
7:20 am - 8:17 am
BOI
-
SJC
1h 57mnonstop
Alaska Airlines Logo
6:18 pm - 9:00 pm
SJC
-
BOI
1h 42mnonstop
$217Alaska Airlines
Fri, Sep 11 - Thu, Sep 17
Frontier Logo
3:52 pm - 8:08 pm
BOI
-
SJC
29h 16m
2 stops
Frontier Logo
2:24 pm - 2:57 pm
SJC
-
BOI
23h 33m
1 stop
$218Frontier
Sat, Sep 12 - Sat, Sep 12
Alaska Airlines Logo
7:20 am - 1:45 pm
BOI
-
SJC
7h 25m
1 stop
Alaska Airlines Logo
5:15 pm - 7:51 pm
SJC
-
BOI
1h 36mnonstop
$221Alaska Airlines
Fri, Aug 28 - Mon, Aug 31
Southwest Logo
10:50 am - 11:40 am
BOI
-
SJC
1h 50mnonstop
Southwest Logo
2:40 pm - 11:55 pm
SJC
-
BOI
8h 15m
2 stops
$232Southwest
Wed, Sep 9 - Thu, Sep 10
Southwest Logo
4:55 pm - 7:05 pm
GEG
-
SJC
2h 10mnonstop
Southwest Logo
1:35 pm - 3:35 pm
SJC
-
GEG
2h 00mnonstop
$259Southwest
Tue, Aug 18 - Tue, Aug 25
Delta Logo
6:01 pm - 11:44 pm
JAC
-
SJC
6h 43m
1 stop
Delta Logo
1:46 pm - 6:55 pm
SJC
-
JAC
4h 09m
1 stop
$287Delta
Thu, Sep 3 - Sun, Sep 6
Delta Logo
6:01 pm - 11:44 pm
JAC
-
SJC
6h 43m
1 stop
Delta Logo
9:51 am - 4:57 pm
SJC
-
JAC
6h 06m
1 stop
$313Delta
Thu, Nov 5 - Mon, Nov 9
United Airlines Logo
4:25 pm - 9:04 pm
JAC
-
SJC
5h 39m
1 stop
United Airlines Logo
8:45 am - 3:43 pm
SJC
-
JAC
5h 58m
1 stop
$393United Airlines
Thu, Nov 5 - Mon, Nov 9
United Airlines Logo
4:25 pm - 9:04 pm
JAC
-
SJC
5h 39m
1 stop
United Airlines Logo
8:45 am - 3:43 pm
SJC
-
JAC
5h 58m
1 stop
$403United Airlines
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Good to know

Low season

January

Cheapest flight

$85
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly with an average 10% increase in price.
Flight from Boise to San Jose

FAQs for booking flights from Idaho to San Jose

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

    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 Jose.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?

    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 Jose 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 Jose?

    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 Jose from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

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

San Jose (SJC)