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Cheap flights from San José to Idaho from $222

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 José to Idaho departing on 3/17. 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

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Find the cheapest flights from San José to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:40 am - 9:07 pm
SJO
-
GEG
16h 27m
2 stops
United Airlines Logo
12:38 pm - 8:32 am
GEG
-
SJO
17h 54m
1 stop
$304United Airlines
Sun, Feb 15 - Tue, Feb 24
United Airlines Logo
11:13 am - 9:53 am
SJO
-
IDA
22h 40m
2 stops
United Airlines Logo
5:20 pm - 7:37 pm
IDA
-
SJO
26h 17m
2 stops
$316United Airlines
Thu, Apr 23 - Wed, Apr 29
United Airlines Logo
6:00 am - 9:11 pm
SJO
-
GEG
40h 11m
2 stops
United Airlines Logo
5:05 am - 10:11 am
GEG
-
SJO
28h 06m
2 stops
$389United Airlines
Sun, Apr 19 - Thu, Apr 23
United Airlines Logo
7:55 am - 9:53 am
SJO
-
IDA
25h 58m
2 stops
United Airlines Logo
5:20 pm - 10:11 am
IDA
-
SJO
16h 51m
2 stops
$498United Airlines
Wed, Apr 8 - Wed, Apr 15
American Airlines Logo
12:26 pm - 1:48 pm
SJO
-
IDA
25h 22m
2 stops
American Airlines Logo
1:43 pm - 11:07 am
IDA
-
SJO
21h 24m
2 stops
$537American Airlines
Wed, Apr 1 - Wed, Apr 15
Multiple Airlines Logo
1:25 pm - 1:24 pm
SJO
-
IDA
23h 59m
2 stops
Multiple Airlines Logo
5:20 pm - 10:11 am
IDA
-
SJO
16h 51m
2 stops
$543Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
2:22 pm - 1:13 pm
SJO
-
IDA
22h 51m
2 stops
American Airlines Logo
1:43 pm - 1:22 pm
IDA
-
SJO
23h 39m
1 stop
$609American Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
12:40 pm - 1:02 pm
SJO
-
GEG
50h 22m
3 stops
Multiple Airlines Logo
7:27 am - 11:52 am
GEG
-
SJO
26h 25m
2 stops
$614Multiple Airlines
Mon, Feb 16 - Wed, Feb 25
GOL Logo
12:10 pm - 1:13 pm
SJO
-
IDA
25h 03m
2 stops
GOL Logo
1:43 pm - 9:36 pm
IDA
-
SJO
7h 53m
1 stop
$629GOL
Thu, May 7 - Sun, May 10
Alaska Airlines Logo
1:27 am - 10:46 pm
SJO
-
GEG
23h 19m
1 stop
Alaska Airlines Logo
6:58 am - 12:07 am
GEG
-
SJO
15h 09m
1 stop
$797Alaska Airlines
Sat, Feb 14 - Tue, Feb 24

United Airlines flights from San José to Idaho

Our best United Airlines deals on San José to Idaho flight tickets
United Airlines
Feb 15
SJO6:40 amSan José Juan Santamaria Intl
16h 27m
2 stops
GEG9:07 pmSpokane
Feb 24
GEG12:38 pmSpokane
17h 54m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
$304
United Airlines
Apr 23
SJO11:13 amSan José Juan Santamaria Intl
22h 40m
2 stops
IDA9:53 amIdaho Falls Fanning Field
Apr 29
IDA5:20 pmIdaho Falls Fanning Field
19h 01m
2 stops
SJO12:21 pmSan José Juan Santamaria Intl
$316
United Airlines
Feb 10
SJO6:30 amSan José Juan Santamaria Intl
32h 16m
2 stops
GEG12:46 pmSpokane
Feb 17
GEG7:00 amSpokane
23h 32m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
$367

Alaska Airlines flights from San José to Idaho

Our best Alaska Airlines deals on San José to Idaho flight tickets
Alaska Airlines
Feb 14
SJO1:27 amSan José Juan Santamaria Intl
23h 19m
1 stop
GEG10:46 pmSpokane
Feb 24
GEG6:58 amSpokane
15h 09m
1 stop
SJO12:07 amSan José Juan Santamaria Intl
$797
Alaska Airlines
Mar 26
SJO1:03 amSan José Juan Santamaria Intl
23h 07m
2 stops
GEG11:10 pmSpokane
Apr 6
GEG6:12 pmSpokane
28h 41m
1 stop
SJO11:53 pmSan José Juan Santamaria Intl
$1,040
Alaska Airlines
Mar 26
SJO1:03 amSan José Juan Santamaria Intl
23h 07m
2 stops
GEG11:10 pmSpokane
Apr 4
GEG6:12 pmSpokane
28h 41m
1 stop
SJO11:53 pmSan José Juan Santamaria Intl
$1,088

momondo Fare Finder

 
Customize your flight search to find flights from San José 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 February 5, 2026.
Use the filters below to find and compare flights from San José to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sun 2/15

6:40 am-9:07 pm

2 stops16h 27m

Spokane

Tue 2/24

12:38 pm-8:32 am

1 stop17h 54m

$304

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 4/23

11:13 am-9:53 am

2 stops22h 40m

Idaho Falls Fanning Field

Wed 4/29

5:20 pm-7:37 pm

2 stops26h 17m

$316

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sun 4/19

6:00 am-9:11 pm

2 stops40h 11m

Spokane

Thu 4/23

5:05 am-10:11 am

2 stops28h 06m

$389

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Wed 4/8

7:55 am-9:53 am

2 stops25h 58m

Idaho Falls Fanning Field

Wed 4/15

5:20 pm-10:11 am

2 stops16h 51m

$498

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Wed 4/1

12:26 pm-1:48 pm

2 stops25h 22m

Idaho Falls Fanning Field

Wed 4/15

1:43 pm-11:07 am

2 stops21h 24m

$537

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Wed 4/1

1:25 pm-1:24 pm

2 stops23h 59m

Idaho Falls Fanning Field

Wed 4/8

5:20 pm-10:11 am

2 stops16h 51m

$543

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 4/14

2:22 pm-1:13 pm

2 stops22h 51m

Idaho Falls Fanning Field

Tue 4/21

1:43 pm-1:22 pm

1 stop23h 39m

$609

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 2/16

12:40 pm-1:02 pm

3 stops50h 22m

Spokane

Wed 2/25

7:27 am-11:52 am

2 stops26h 25m

$614

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 5/7

12:10 pm-1:13 pm

2 stops25h 03m

Idaho Falls Fanning Field

Sun 5/10

1:43 pm-9:36 pm

1 stop7h 53m

$629

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 2/14

1:27 am-10:46 pm

1 stop23h 19m

Spokane

Tue 2/24

6:58 am-12:07 am

1 stop15h 09m

$797

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 José 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, July is the cheapest month to fly from San José to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you don’t want to visit Idaho in July, then you should wait until October to fly from San José, when ticket prices are also cheap, with an average price of $337.

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

You could potentially save up to 12% on your flight if you consider stops on a San José to Idaho flight.

Cheap San José to Idaho flight deals and tips

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

Fastest flight time

11h 36m

Direct flights

None
The fastest flight from San José to Idaho takes 11h 36m
There are no direct flights from San José to Idaho. There are no popular flight routes from San José to Idaho.
Search flight deals

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Idaho?

    Prices for flights from San José Juan Santamaria Intl Airport to Idaho were last updated today.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to Idaho?

  • How old do you have to be to fly from San José Juan Santamaria Intl 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 José Juan Santamaria Intl 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.

Best airlines flying from San José to Idaho

Compare and see reviews for airlines that fly from San José to Idaho with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Idaho from San José 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 José to Idaho with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San José to Idaho flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between San José and Idaho by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from San José and alert you when they change.

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