In terms of precipitation, rainfall in San José ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José when rainfall is around 0.0 in.

If weather is an important factor for your trip to San José, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

What is the cheapest time of day to fly from TWF to SJO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Twin Falls to San José as you normally would.

Can I find deals for flights from Twin Falls to San José that include hotel bookings?

Yes. In addition to deals on Twin Falls to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Twin Falls to San José?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to San José.

Can I find deals for business class flights from Twin Falls to San José?

Yes. Cheapflights offers flight deals from Twin Falls to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$478+ Cheap Flights from Twin Falls to San José

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Cheap flight deals from Twin Falls to San José

One-way

One-way flights from Twin Falls to San José
Search for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.

Fri 1/222:00 pm -

2 stops32h 50m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/3

$478

Sat 1/236:10 am -

2 stops14h 39m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/3

$1,355

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Route

Depart

Return

Price

Cheapest round-trip

Twin FallsSan José

TWF Twin Falls Joslin - SJO San José Juan Santamaria Intl

TWFSJO

Twin Falls Joslin

Fri 1/22

2:00 pm-11:50 pm

2 stops32h 50m

San José Juan Santamaria Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$478

Quickest round-trip

Twin FallsSan José

TWF Twin Falls Joslin - SJO San José Juan Santamaria Intl

TWFSJO

Twin Falls Joslin

Sat 1/23

6:10 am-9:49 pm

2 stops14h 39m

San José Juan Santamaria Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$1,355

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Sorted by cheapest first

Best time to book a flight from Twin Falls to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Twin Falls with our price prediction graph.

TWF-SJO

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Can I find deals for flights from Twin Falls to San José that include hotel bookings?
Yes. In addition to deals on Twin Falls to San José flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Twin Falls to San José?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to San José.
Can I find deals for business class flights from Twin Falls to San José?
Yes. Cheapflights offers flight deals from Twin Falls to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Twin Falls to San José with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Twin Falls to San José

One-way flights from Twin Falls to San José
Search for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.

Search for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Twin Falls to San José that are best for you.

Best time to book a flight from Twin Falls to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Twin Falls with our price prediction graph.

Related info for your journey

Can I find deals for flights from Twin Falls to San José that include hotel bookings?

How can I find direct flights from Twin Falls to San José?

Can I find deals for business class flights from Twin Falls to San José?

Traveling to a place near San José?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Twin Falls to San José

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Complete your trip

Complete your trip to San José by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Twin Falls to San José by cabin class

Find flights from Twin Falls to San José, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Twin Falls and San José flights

Browse other Twin Falls and San José flight options. Last updated on November 5, 2026.

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$478+ Cheap flights from Twin Falls (TWF) to San José (SJO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Twin Falls to San José with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Twin Falls to San José

One-way flights from Twin Falls to San JoséSearch for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.

Search for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Twin Falls to San José that are best for you.

Best time to book a flight from Twin Falls to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Twin Falls with our price prediction graph.

Related info for your journey

Can I find deals for flights from Twin Falls to San José that include hotel bookings?

How can I find direct flights from Twin Falls to San José?

Can I find deals for business class flights from Twin Falls to San José?

Traveling to a place near San José?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Twin Falls to San José

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San José by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Twin Falls to San José by cabin class

Find flights from Twin Falls to San José, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Twin Falls and San José flights

Browse other Twin Falls and San José flight options. Last updated on November 5, 2026.

Other flights from Twin Falls

Browse through other flights departing from Twin Falls. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to San José

Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Twin Falls to San José
Search for one-way flight options from Twin Falls to San José. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.