What is the cheapest month to book a flight from Idaho to Rio de Janeiro?

Currently, November is the cheapest month in which you can book a flight from Idaho to Rio de Janeiro (average of $755). Flying from Idaho to Rio de Janeiro in December is currently the most expensive (average of $1,290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Rio de Janeiro ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro when rainfall is around 1.6 in.

If weather is an important factor for your trip to Rio de Janeiro, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

What is the cheapest time of day to fly from ID to RIO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Rio de Janeiro as you normally would.

Can I find deals for flights from Idaho to Rio de Janeiro that include hotel bookings?

Yes. In addition to deals on Idaho to Rio de Janeiro flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Idaho to Rio de Janeiro?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Rio de Janeiro.

Can I find deals for business class flights from Idaho to Rio de Janeiro?

Yes. Cheapflights offers flight deals from Idaho to Rio de Janeiro by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,114+ Flights from Idaho to Rio de Janeiro, Brazil

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Cheap flight deals from Idaho to Rio de Janeiro

Round-trip from	$1,114 (United Airlines)

From Idaho to Rio de Janeiro (RIO)

Search Deals

Find flight deals from Idaho to Rio de Janeiro

Cheapest flights from Idaho to Rio de Janeiro
Explore the most affordable flight options available from Idaho to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Tue 10/77:05 pmBOI - GIG

2 stops34h 10mUnited Airlines

Tue 10/219:05 pmGIG - BOI

2 stops27h 19mUnited Airlines

Deal found 6/26

$1,114

Tue 10/71:43 pmBOI - GIG

2 stops19h 52mLATAM Airlines

Tue 10/219:00 pmGIG - BOI

1 stop18h 38mLATAM Airlines

Deal found 6/26

$1,125

Tue 11/115:52 amGEG - GIG

2 stops22h 33mAmerican Airlines

Thu 11/2710:25 pmGIG - GEG

2 stops19h 34mAmerican Airlines

Deal found 6/26

$1,134

Tue 11/1112:40 pmGEG - GIG

1 stop14h 40mLATAM Airlines

Thu 11/2710:30 amGIG - GEG

2 stops30h 06mLATAM Airlines

Deal found 6/26

$1,145

Best flights from Idaho to Rio de Janeiro
Discover carefully curated flight deals from Idaho to Rio de Janeiro that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2025.

Tue 10/77:05 pmBOI - GIG

2 stops34h 10mUnited Airlines

Tue 10/219:05 pmGIG - BOI

2 stops27h 19mUnited Airlines

Deal found 6/26

$1,114

Tue 10/71:43 pmBOI - GIG

2 stops19h 52mLATAM Airlines

Tue 10/219:00 pmGIG - BOI

1 stop18h 38mLATAM Airlines

Deal found 6/26

$1,125

Tue 11/115:52 amGEG - GIG

2 stops22h 33mAmerican Airlines

Thu 11/2710:25 pmGIG - GEG

2 stops19h 34mAmerican Airlines

Deal found 6/26

$1,134

Tue 11/1112:40 pmGEG - GIG

1 stop14h 40mLATAM Airlines

Thu 11/2710:30 amGIG - GEG

2 stops30h 06mLATAM Airlines

Deal found 6/26

$1,145

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Rio de Janeiro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseRio de Janeiro

BOI - GIG

BOIGIG

Boise Air Term. Gowen Fld

Tue 10/7

7:05 pm-8:15 am

2 stops34h 10m

Rio de Janeiro–Galeão Intl

Tue 10/21

9:05 pm-9:24 pm

2 stops27h 19m

$1,114

BoiseRio de Janeiro

BOI - GIG

BOIGIG

Boise Air Term. Gowen Fld

Tue 10/7

1:43 pm-12:35 pm

2 stops19h 52m

Rio de Janeiro–Galeão Intl

Tue 10/21

9:00 pm-12:38 pm

1 stop18h 38m

$1,125

SpokaneRio de Janeiro

GEG - GIG

GEGGIG

Spokane

Tue 11/11

5:52 am-9:25 am

2 stops22h 33m

Rio de Janeiro–Galeão Intl

Thu 11/27

10:25 pm-12:59 pm

2 stops19h 34m

$1,134

SpokaneRio de Janeiro

GEG - GIG

GEGGIG

Spokane

Tue 11/11

12:40 pm-8:20 am

1 stop14h 40m

Rio de Janeiro–Galeão Intl

Thu 11/27

10:30 am-11:36 am

2 stops30h 06m

$1,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Best time to book a flight from Idaho to Rio de Janeiro

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro from Idaho with our price prediction graph.

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.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Rio de Janeiro

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Rio de Janeiro

Get a feel of what it's like to fly with LATAM Airlines, United Airlines, and American Airlines from Idaho to Rio de Janeiro by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

LATAM Airlines

7.5

Good

1,797 reviews

Reviews

1 / 20

4.0

Okay

Duane,Jun 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

LATAM Airlines

7.5

Good

1,797 reviews

LATAM Airlines

7.5

Good

1,797 reviews

Reviews

1 / 20

4.0

Okay

Duane,Jun 2025

GRU - MAD

United Airlines

7.4

Good

8,838 reviews

LATAM Airlines

7.5

Good

1,797 reviews

Reviews

1 / 20

4.0

Okay

Duane,Jun 2025

GRU - MAD

American Airlines

7.2

Good

10,000 reviews

LATAM Airlines

7.5

Good

1,797 reviews

Reviews

1 / 20

4.0

Okay

Duane,Jun 2025

GRU - MAD

Related info for your journey

Can I find deals for flights from Idaho to Rio de Janeiro that include hotel bookings?
Yes. In addition to deals on Idaho to Rio de Janeiro flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho to Rio de Janeiro?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Rio de Janeiro.
Can I find deals for business class flights from Idaho to Rio de Janeiro?
Yes. Cheapflights offers flight deals from Idaho to Rio de Janeiro by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Idaho to Rio de Janeiro?
Currently, November is the cheapest month in which you can book a flight from Idaho to Rio de Janeiro (average of $755). Flying from Idaho to Rio de Janeiro in December is currently the most expensive (average of $1,290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$1,114+ Cheap flights from Idaho to Rio de Janeiro, Brazil (RIO)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho to Rio de Janeiro with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho to Rio de Janeiro

Keep the following information in mind while searching for Idaho to Rio de Janeiro flight deals. Data was last updated June 26, 2025.

Round-trip from

Find flight deals from Idaho to Rio de Janeiro

Cheapest flights from Idaho to Rio de JaneiroExplore the most affordable flight options available from Idaho to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Explore the most affordable flight options available from Idaho to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Rio de Janeiro that are best for you.

Best time to book a flight from Idaho to Rio de Janeiro

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro from Idaho with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Rio de Janeiro

Reviews of airlines servicing Rio de Janeiro

Get a feel of what it's like to fly with LATAM Airlines, United Airlines, and American Airlines from Idaho to Rio de Janeiro by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Rio de Janeiro. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Idaho to Rio de Janeiro that include hotel bookings?

How can I find direct flights from Idaho to Rio de Janeiro?

Can I find deals for business class flights from Idaho to Rio de Janeiro?

What is the cheapest month to book a flight from Idaho to Rio de Janeiro?

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 Idaho to Rio de Janeiro

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Idaho to Rio de Janeiro
Explore the most affordable flight options available from Idaho to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.