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Cheap flights from Idaho to San José from $133

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 1/24. 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 Idaho to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:47 pm - 6:25 amGEG-SJO
14h 38m2 stops
United Airlines Logo
9:40 am - 6:44 pmSJO-GEG
11h 04m1 stop
$298United Airlines
Find Deal
sáb., dic. 6 - sáb., dic. 13
United Airlines Logo
4:10 pm - 1:15 pmGEG-SJO
19h 05m2 stops
United Airlines Logo
6:30 am - 9:22 pmSJO-GEG
16h 52m2 stops
$302United Airlines
Find Deal
sáb., ene. 24 - mié., ene. 28
American Airlines Logo
6:00 am - 11:43 pmGEG-SJO
15h 43m1 stop
American Airlines Logo
2:54 pm - 6:49 pmSJO-GEG
29h 55m1 stop
$306American Airlines
Find Deal
sáb., ene. 24 - mié., ene. 28
Delta Logo
12:58 pm - 1:00 pmJAC-SJO
23h 02m2 stops
Delta Logo
3:54 pm - 3:09 pmSJO-JAC
24h 15m2 stops
$320Delta
Find Deal
vie., ene. 23 - sáb., feb. 7
Delta Logo
6:30 am - 10:15 pmGEG-SJO
13h 45m2 stops
Delta Logo
2:31 pm - 1:05 pmSJO-GEG
24h 34m2 stops
$341Delta
Find Deal
sáb., ene. 24 - mié., ene. 28
Multiple Airlines Logo
7:05 am - 11:15 pmBOI-SJO
15h 10m2 stops
Multiple Airlines Logo
6:00 am - 11:00 pmSJO-BOI
18h 00m2 stops
$352Multiple Airlines
Find Deal
mar., feb. 10 - mar., feb. 17
American Airlines Logo
6:00 am - 11:43 pmGEG-SJO
15h 43m1 stop
American Airlines Logo
6:00 am - 6:49 pmSJO-GEG
14h 49m2 stops
$357American Airlines
Find Deal
vie., ene. 23 - mié., ene. 28
Multiple Airlines Logo
7:30 am - 11:15 pmBOI-SJO
15h 45m2 stops
Multiple Airlines Logo
8:00 pm - 11:07 pmSJO-BOI
27h 07m3 stops
$373Multiple Airlines
Find Deal
sáb., abr. 18 - sáb., abr. 25
Alaska Airlines Logo
8:00 am - 11:59 pmGEG-SJO
13h 59m2 stops
Alaska Airlines Logo
1:16 am - 4:19 pmSJO-GEG
17h 03m1 stop
$400Alaska Airlines
Find Deal
vie., ene. 23 - mar., ene. 27
Alaska Airlines Logo
9:02 am - 11:59 pmBOI-SJO
13h 57m2 stops
Alaska Airlines Logo
1:16 am - 11:01 pmSJO-BOI
22h 45m2 stops
$400Alaska Airlines
Find Deal
dom., feb. 1 - dom., feb. 8

United Airlines flights from Idaho to San José

Our best United Airlines deals on Idaho to San José flight tickets
United Airlines
Dec 6
GEG1:47 pmSpokane
14h 38m
2 stops
SJO6:25 amSan José Juan Santamaria Intl
Dec 13
SJO9:40 amSan José Juan Santamaria Intl
11h 04m
1 stop
GEG6:44 pmSpokane
$298
Find similar
United Airlines
Jan 24
GEG4:10 pmSpokane
19h 05m
2 stops
SJO1:15 pmSan José Juan Santamaria Intl
Jan 28
SJO6:30 amSan José Juan Santamaria Intl
16h 52m
2 stops
GEG9:22 pmSpokane
$302
Find similar
United Airlines
Jan 24
GEG6:53 amSpokane
23h 39m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
Jan 28
SJO9:40 amSan José Juan Santamaria Intl
11h 36m
1 stop
GEG7:16 pmSpokane
$304
Find similar

American Airlines flights from Idaho to San José

Our best American Airlines deals on Idaho to San José flight tickets
American Airlines
Jan 24
GEG6:00 amSpokane
15h 43m
1 stop
SJO11:43 pmSan José Juan Santamaria Intl
Jan 28
SJO2:54 pmSan José Juan Santamaria Intl
29h 55m
1 stop
GEG6:49 pmSpokane
$306
Find similar
American Airlines
Nov 13
GEG5:25 amSpokane
15h 31m
1 stop
SJO10:56 pmSan José Juan Santamaria Intl
Nov 18
SJO3:11 pmSan José Juan Santamaria Intl
23h 21m
2 stops
GEG12:32 pmSpokane
$332
Find similar
American Airlines
Nov 13
GEG5:25 amSpokane
15h 31m
1 stop
SJO10:56 pmSan José Juan Santamaria Intl
Nov 18
SJO2:59 pmSan José Juan Santamaria Intl
27h 43m
1 stop
GEG4:42 pmSpokane
$336
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to San José 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 noviembre 10, 2025.
Use the filters below to find and compare flights from Idaho to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

sáb. 12/6

1:47 pm-6:25 am

2 stops14h 38m

San José Juan Santamaria Intl

sáb. 12/13

9:40 am-6:44 pm

1 stop11h 04m

$298

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

sáb. 1/24

4:10 pm-1:15 pm

2 stops19h 05m

San José Juan Santamaria Intl

mié. 1/28

6:30 am-9:22 pm

2 stops16h 52m

$302

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

sáb. 1/24

6:00 am-11:43 pm

1 stop15h 43m

San José Juan Santamaria Intl

mié. 1/28

2:54 pm-6:49 pm

1 stop29h 55m

$306

JacksonSan José

JAC - SJO

JACSJO

Jackson Hole

vie. 1/23

12:58 pm-1:00 pm

2 stops23h 02m

San José Juan Santamaria Intl

sáb. 2/7

3:54 pm-3:09 pm

2 stops24h 15m

$320

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

sáb. 1/24

6:30 am-10:15 pm

2 stops13h 45m

San José Juan Santamaria Intl

mié. 1/28

2:31 pm-1:05 pm

2 stops24h 34m

$341

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

mar. 2/10

7:05 am-11:15 pm

2 stops15h 10m

San José Juan Santamaria Intl

mar. 2/17

6:00 am-11:00 pm

2 stops18h 00m

$352

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

vie. 1/23

6:00 am-11:43 pm

1 stop15h 43m

San José Juan Santamaria Intl

mié. 1/28

6:00 am-6:49 pm

2 stops14h 49m

$357

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

sáb. 4/18

7:30 am-11:15 pm

2 stops15h 45m

San José Juan Santamaria Intl

sáb. 4/25

8:00 pm-11:07 pm

3 stops27h 07m

$373

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

vie. 1/23

8:00 am-11:59 pm

2 stops13h 59m

San José Juan Santamaria Intl

mar. 1/27

1:16 am-4:19 pm

1 stop17h 03m

$400

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

dom. 2/1

9:02 am-11:59 pm

2 stops13h 57m

San José Juan Santamaria Intl

dom. 2/8

1:16 am-11:01 pm

2 stops22h 45m

$400

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 San José from

How to get the cheapest flight ticket from Idaho to San José

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?

In general, January is the cheapest month to fly from Idaho to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $344. If you don’t want to visit San José in January, then you should wait until October to fly from Idaho, when ticket prices are also cheap, with an average price of $433.

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

On average, the least expensive day to fly to San José from Idaho is on a Sunday. momondo users have found tickets for Sunday departures for as low as $605. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Idaho to San José on a Friday will generally be more expensive and average around $765. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Idaho to San José flights are usually those with departure times in the evening. Our users have found flights to San José in the evening for as low as $581. Flights in the morning are often more expensive with an average ticket price of $723.

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

You are more likely to see cheaper flights to San José from Idaho when booking week ahead of your departure date. In general, you can expect to find flights to San José for around $591 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Idaho for as low as $425 on momondo.

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

You could potentially save up to 50% on your flight if you consider stops on a Idaho to San José flight.

Cheap Idaho to San José flight deals and tips

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

Direct flights

None
There are no direct flights from Idaho to San José. There are no popular flight routes from Idaho to San José.
Search flight deals

  • 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

Compare and see reviews for airlines that fly from Idaho to San José with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $141Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $317Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
United AirlinesPriceFrom $323Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $376Free CancellationRating
8.0
11,268 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $477Free CancellationRating
8.0
4,235 reviews
Search Southwest 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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mié. 12/10
mié. 12/17
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