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South America

$237+ Cheap flights from Idaho to South America

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOG
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Idaho to South America

Keep the following information in mind while searching for Idaho to South America flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$516
(Travelocity)

One-way from

$237
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$1,148
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sao Paulo (SAO) flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sao Paulo (SAO) flights.
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From Idaho to South America
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One-way flight from Idaho to South America
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High demand for flights, 18% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Idaho to South America

Cheapest flights from Idaho to South America
Explore the most affordable flight options available from Idaho to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:39 pmBOI - UIO
1 stop17h 16mDelta
Wed 12/311:45 pmUIO - BOI
1 stop15h 09mDelta
Deal found 10/28$685
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:17 pmBOI - UIO
2 stops29h 13mUnited Airlines
Tue 12/21:35 amUIO - BOI
2 stops21h 50mUnited Airlines
Deal found 10/28$689
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/251:16 pmGEG - UIO
2 stops26h 49mDelta
Tue 12/211:45 pmUIO - GEG
1 stop15h 17mDelta
Deal found 10/28$689
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:16 pmGEG - UIO
1 stop26h 39mDelta
Thu 12/411:45 pmUIO - GEG
2 stops23h 25mDelta
Deal found 10/28$694
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:35 pmGEG - UIO
1 stop16h 20mDelta
Wed 11/1212:55 amUIO - GEG
1 stop14h 11mDelta
Deal found 10/28$695
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:10 amGEG - UIO
2 stops40h 20mUnited Airlines
Tue 12/21:35 amUIO - GEG
2 stops20h 09mUnited Airlines
Deal found 10/29$708
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 pmBOI - UIO
2 stops27h 30mUnited Airlines
Sat 11/221:35 amUIO - BOI
2 stops23h 53mUnited Airlines
Deal found 10/28$709
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:49 pmBOI - UIO
1 stop27h 06mDelta
Fri 11/2112:55 amUIO - BOI
2 stops20h 35mDelta
Deal found 10/29$714
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amGEG - UIO
2 stops39h 30mUnited Airlines
Wed 12/31:35 amUIO - GEG
2 stops14h 10mUnited Airlines
Deal found 10/28$720
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:35 pmBOI - UIO
1 stop17h 20mDelta
Sat 11/2212:55 amUIO - BOI
2 stops25h 14mDelta
Deal found 10/28$734
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:39 pmBOI - BOG
1 stop17h 51mDelta
Wed 12/36:35 pmBOG - BOI
2 stops20h 19mDelta
Deal found 10/29$751
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:57 pmGEG - BOG
2 stops18h 43mAmerican Airlines
Tue 1/208:00 amBOG - GEG
2 stops13h 49mAmerican Airlines
Deal found 10/28$756

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to South America 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Idaho to South America that are best for you.

Fly from

Idaho

Fly to

South America

Route

Depart

Return

Price

SpokaneQuito

GEG - UIO

GEGUIO

Spokane

Sat 1/31

5:53 pm-2:50 am

2 stops29h 57m

Quito Mariscal Sucr

Tue 2/24

4:00 am-10:33 pm

2 stops45h 33m

$533

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 2/24

7:30 am-3:30 am

2 stops18h 00m

Lima J Chavez Intl

Mon 3/9

3:00 am-12:04 pm

2 stops34h 04m

$541

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Thu 2/5

7:05 am-3:30 am

2 stops18h 25m

Lima J Chavez Intl

Sun 2/15

3:00 am-12:04 pm

2 stops35h 04m

$550

BoiseMedellín

BOI - MDE

BOIMDE

Boise Air Term. Gowen Fld

Wed 2/18

7:00 pm-12:55 pm

2 stops15h 55m

Medellín Jose Maria Cordova Intl

Mon 2/23

2:10 pm-12:04 pm

2 stops23h 54m

$565

BoiseMedellín

BOI - MDE

BOIMDE

Boise Air Term. Gowen Fld

Wed 2/11

8:05 pm-12:55 pm

2 stops14h 50m

Medellín Jose Maria Cordova Intl

Fri 2/27

2:10 pm-12:04 pm

2 stops23h 54m

$580

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Sat 4/25

7:30 am-3:25 am

2 stops18h 55m

Lima J Chavez Intl

Fri 5/8

1:40 am-12:08 pm

2 stops35h 28m

$587

SpokaneBogotá

GEG - BOG

GEGBOG

Spokane

Sat 2/14

5:41 pm-11:50 am

2 stops15h 09m

Bogotá El Dorado

Sat 2/28

9:10 am-4:09 pm

2 stops33h 59m

$624

BoiseBogotá

BOI - BOG

BOIBOG

Boise Air Term. Gowen Fld

Wed 2/25

7:30 am-12:30 am

2 stops15h 00m

Bogotá El Dorado

Tue 3/24

1:47 am-11:58 pm

2 stops23h 11m

$652

BoiseQuito

BOI - UIO

BOIUIO

Boise Air Term. Gowen Fld

Sun 3/22

11:30 pm-8:35 pm

1 stop20h 05m

Quito Mariscal Sucr

Mon 4/6

11:30 pm-10:50 pm

1 stop24h 20m

$662

BoiseQuito

BOI - UIO

BOIUIO

Boise Air Term. Gowen Fld

Wed 3/25

7:30 pm-8:35 pm

2 stops24h 05m

Quito Mariscal Sucr

Wed 4/1

11:30 pm-12:45 pm

1 stop14h 15m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to South America

Have a flexible travel schedule? Discover the best time to fly to South America 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 South America

What is the cheapest month to book a flight from Idaho to South America?

Currently, July is the cheapest month in which you can book a flight from Idaho to South America (average of $389). Flying from Idaho to South America in September is currently the most expensive (average of $754). 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.

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

Find hourly flight availability from Idaho to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Idaho to South America in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Idaho to South America?

Use this chart to determine the cheapest time to fly round-trip from Idaho to South America. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Idaho to South America flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Idaho to South America?

    Departing from Idaho to South America will take you 14h 47m. Idaho and South America are separated by a distance of 4046 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Idaho to South America one-way?

    The cheapest airlines for a one-way flight from Idaho to South America are Copa Airlines ($275), American Airlines ($377), and United Airlines ($437).

  • Can I find deals for flights from Idaho to South America that include hotel bookings?

    Yes. In addition to deals on Idaho to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to South America?

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

  • Can I find deals for business class flights from Idaho to South America?

    Yes. Cheapflights offers flight deals from Idaho to South America 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 South America?

    Currently, July is the cheapest month in which you can book a flight from Idaho to South America (average of $389). Flying from Idaho to South America in September is currently the most expensive (average of $754). 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.

See more FAQs

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 South America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to South America

Discover the top 4 airlines that operate flights from Idaho to South America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$549Average$1,194FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$642Average$990FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$757Average$1,155FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,214Average$1,425FlexibilityNo cancel feeOn-time69%

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