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Cheap flights from Idaho to San José from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to San José departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Idaho to San José

Cheap round-trip flights

United Airlines Logo
1:47 pm - 10:25 amGEG-SJO
19h 38m2 stops
United Airlines Logo
9:40 am - 11:29 pmSJO-GEG
15h 49m1 stop
$298United Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
United Airlines Logo
7:05 pm - 12:26 pmBOI-SJO
17h 21m2 stops
United Airlines Logo
8:37 am - 7:15 pmSJO-BOI
10h 38m1 stop
$298United Airlines
Find Deal
Mon, Sep 29 - Sat, Oct 4
Alaska Airlines Logo
8:59 pm - 11:51 pmGEG-SJO
25h 52m2 stops
Alaska Airlines Logo
1:58 am - 1:58 pmSJO-GEG
14h 00m1 stop
$302Alaska Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
Alaska Airlines Logo
5:54 am - 12:38 amBOI-SJO
17h 44m2 stops
Alaska Airlines Logo
1:58 am - 3:12 pmSJO-BOI
14h 14m2 stops
$302Alaska Airlines
Find Deal
Wed, Nov 12 - Mon, Nov 17
Delta Logo
3:06 pm - 12:10 pmBOI-SJO
21h 04m2 stops
Delta Logo
1:35 pm - 3:04 pmSJO-BOI
25h 29m2 stops
$320Delta
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Mon, Aug 18 - Thu, Sep 25
American Airlines Logo
1:40 pm - 8:02 pmGEG-SJO
28h 22m1 stop
American Airlines Logo
3:50 pm - 12:59 pmSJO-GEG
23h 09m2 stops
$349American Airlines
Find Deal
Thu, Jan 29 - Tue, Mar 3
American Airlines Logo
5:15 pm - 12:55 pmBOI-SJO
19h 40m2 stops
American Airlines Logo
7:00 am - 9:45 pmSJO-BOI
14h 45m1 stop
$350American Airlines
Find Deal
Tue, Aug 19 - Thu, Sep 25
Delta Logo
10:45 am - 12:10 pmBOI-SJO
25h 25m2 stops
Delta Logo
1:35 pm - 3:04 pmSJO-BOI
25h 29m2 stops
$376Delta
Find Deal
Fri, Aug 22 - Wed, Sep 24
Logo
10:57 pm - 11:42 amIDA-SJO
36h 45m3 stops
Logo
5:30 am - 1:07 pmSJO-IDA
32h 37m3 stops
$520
Find Deal
Fri, Oct 31 - Sun, Nov 9
Logo
10:57 pm - 12:14 pmIDA-SJO
37h 17m3 stops
Logo
1:19 pm - 1:07 pmSJO-IDA
24h 48m2 stops
$561
Find Deal
Fri, Oct 31 - Sun, Nov 9

American Airlines flights from Idaho to San José, San José Province

Our best American Airlines deals on Idaho to San José, San José Province flight tickets
American Airlines
Jan 29
GEG1:40 pmSpokane
28h 22m
1 stop
SJO8:02 pmSan José Juan Santamaria Intl
Mar 3
SJO3:50 pmSan José Juan Santamaria Intl
23h 09m
2 stops
GEG12:59 pmSpokane
$349
Find similar
American Airlines
Aug 19
BOI5:15 pmBoise Air Term. Gowen Fld
19h 40m
2 stops
SJO12:55 pmSan José Juan Santamaria Intl
Sep 25
SJO7:00 amSan José Juan Santamaria Intl
14h 45m
1 stop
BOI9:45 pmBoise Air Term. Gowen Fld
$350
Find similar
American Airlines
Oct 8
BOI1:33 pmBoise Air Term. Gowen Fld
28h 43m
1 stop
SJO6:16 pmSan José Juan Santamaria Intl
Oct 29
SJO6:44 amSan José Juan Santamaria Intl
15h 38m
1 stop
BOI10:22 pmBoise Air Term. Gowen Fld
$355
Find similar

United Airlines flights from Idaho to San José, San José Province

Our best United Airlines deals on Idaho to San José, San José Province flight tickets
United Airlines
Oct 27
GEG1:47 pmSpokane
19h 38m
2 stops
SJO10:25 amSan José Juan Santamaria Intl
Nov 4
SJO9:40 amSan José Juan Santamaria Intl
15h 49m
1 stop
GEG11:29 pmSpokane
$298
Find similar
United Airlines
Oct 27
GEG12:45 pmSpokane
17h 47m
1 stop
SJO7:32 amSan José Juan Santamaria Intl
Nov 4
SJO9:40 amSan José Juan Santamaria Intl
15h 49m
1 stop
GEG11:29 pmSpokane
$313
Find similar
United Airlines
Aug 19
BOI2:45 pmBoise Air Term. Gowen Fld
16h 30m
1 stop
SJO7:15 amSan José Juan Santamaria Intl
Aug 27
SJO8:37 amSan José Juan Santamaria Intl
14h 57m
1 stop
BOI11:34 pmBoise Air Term. Gowen Fld
$359
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to San José, San José Province 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 August 7, 2025.
Use the filters below to find and compare flights from Idaho to San José, San José Province that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Mon 10/27

1:47 pm-10:25 am

2 stops19h 38m

San José Juan Santamaria Intl

Tue 11/4

9:40 am-11:29 pm

1 stop15h 49m

$298

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Mon 9/29

7:05 pm-12:26 pm

2 stops17h 21m

San José Juan Santamaria Intl

Sat 10/4

8:37 am-7:15 pm

1 stop10h 38m

$298

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Mon 10/27

8:59 pm-11:51 pm

2 stops25h 52m

San José Juan Santamaria Intl

Mon 11/3

1:58 am-1:58 pm

1 stop14h 00m

$302

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Wed 11/12

5:54 am-12:38 am

2 stops17h 44m

San José Juan Santamaria Intl

Mon 11/17

1:58 am-3:12 pm

2 stops14h 14m

$302

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Mon 8/18

3:06 pm-12:10 pm

2 stops21h 04m

San José Juan Santamaria Intl

Thu 9/25

1:35 pm-3:04 pm

2 stops25h 29m

$320

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Thu 1/29

1:40 pm-8:02 pm

1 stop28h 22m

San José Juan Santamaria Intl

Tue 3/3

3:50 pm-12:59 pm

2 stops23h 09m

$349

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Tue 8/19

5:15 pm-12:55 pm

2 stops19h 40m

San José Juan Santamaria Intl

Thu 9/25

7:00 am-9:45 pm

1 stop14h 45m

$350

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Fri 8/22

10:45 am-12:10 pm

2 stops25h 25m

San José Juan Santamaria Intl

Wed 9/24

1:35 pm-3:04 pm

2 stops25h 29m

$376

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Fri 10/31

10:57 pm-11:42 am

3 stops36h 45m

San José Juan Santamaria Intl

Sun 11/9

5:30 am-1:07 pm

3 stops32h 37m

$520

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Fri 10/31

10:57 pm-12:14 pm

3 stops37h 17m

San José Juan Santamaria Intl

Sun 11/9

1:19 pm-1:07 pm

2 stops24h 48m

$561

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Idaho to San José, San José Province

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 San José, San José Province?

The month of August is, on average, the cheapest month to fly to San José, San José Province from Idaho, with most prices found around $436. If you’re not able to fly to San José, San José Province in August, then September is your next best option. Flight prices from Idaho to San José, San José Province during September average around $502.

What is the cheapest day to depart on your flight to San José, San José Province?

The cheapest day to depart from Idaho to San José, San José Province is on a Sunday when prices can be found for as low as $605. The most expensive day to fly to San José, San José Province is Friday, with ticket prices averaging around $765.

What is the cheapest time of day to depart on your flight to San José, San José Province?

In the evening is the cheapest time of day to fly from Idaho to San José, San José Province when you can find flight prices for as low as $581. Flying to San José, San José Province in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to San José, San José Province, so prices are often more expensive at around $723 per ticket.

How far in advance should I book a flight to San José, San José Province?

You are more likely to see cheaper flights to San José, San José Province from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to San José, San José Province for around $627 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José, San José Province from Idaho for as low as $505 on momondo.

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

You could potentially save up to 28% on your flight if you consider stops on a Idaho to San José, San José Province flight.

Cheap Idaho to San José, San José Province flight deals and tips

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

Best Price Found

$129

Fastest flight time

7h 58m

Direct flights

None

Airports in San José, San José Province

1 airport
The best one-way flight to San José, San José Province from Idaho in the past 72 hours is $129. The best round-trip flight deal from Idaho to San José, San José Province found on momondo in the last 72 hours is $298.
The fastest flight from Idaho to San José, San José Province takes 7h 58m
There are no direct flights from Idaho to San José, San José Province. Popular non-direct routes for this connection are Jackson Hole Airport - San José Juan Santamaria Intl Airport, Boise Air Term. Gowen Fld Airport - San José Juan Santamaria Intl Airport and Spokane Airport - San José Juan Santamaria Intl Airport.
There is 1 airport near San José, San José Province: San José Juan Santamaria Intl (SJO)
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  • When did momondo last update prices for flights from Idaho to San José Juan Santamaria Intl Airport?

    Prices for flights from Idaho to San José Juan Santamaria Intl Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Idaho to San José Juan Santamaria Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents required for your trip to San José Juan Santamaria Intl Airport 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 José Juan Santamaria Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to San José, San José Province

Compare and see reviews for airlines that fly from Idaho to San José, San José Province with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $141Free CancellationRating
8.0
7,985 reviews
Search Delta flights
United AirlinesPriceFrom $435Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
American AirlinesPriceFrom $439Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $471Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $557Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
Copa AirlinesPriceFrom $591Free CancellationRating
7.5
1,500 reviews
Search Copa Airlines flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Alajuela
Monteverde
Heredia
Dominical
Santa Elena
Esterillos Este

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to San José. momondo saves you time and could save you money on your trip.

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

All flight searches from Idaho to San José on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Idaho to San José 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 José right now. Can momondo alert me if prices change?

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

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