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South America

$198+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOG
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 12/2410:42 amBOI - UIO
2 stops17h 28mUnited Airlines
Tue 12/301:35 amUIO - BOI
2 stops34h 26mUnited Airlines
Deal found 12/14$873
This Copa Airlines deal was found by Cheapflights users on 12/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:25 pmBOI - GRU
2 stops23h 25mCopa Airlines
Wed 12/171:40 amGRU - BOI
2 stops25h 00mCopa Airlines
Deal found 12/12$893
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sun 12/215:12 pmBOI - UIO
2 stops29h 18mUnited Airlines
Tue 12/301:35 amUIO - BOI
2 stops42h 28mUnited Airlines
Deal found 12/14$895
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sat 12/205:12 pmBOI - UIO
2 stops29h 18mUnited Airlines
Tue 12/301:35 amUIO - BOI
2 stops42h 28mUnited Airlines
Deal found 12/14$1,053
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/2410:42 amBOI - UIO
2 stops17h 28mUnited Airlines
Wed 12/311:35 amUIO - BOI
2 stops23h 05mUnited Airlines
Deal found 12/14$1,076
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sun 12/215:12 pmBOI - UIO
2 stops29h 18mUnited Airlines
Wed 12/311:35 amUIO - BOI
2 stops23h 05mUnited Airlines
Deal found 12/14$1,100
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/295:00 amBOI - UIO
2 stops23h 10mUnited Airlines
Mon 1/58:00 amUIO - BOI
2 stops28h 07mUnited Airlines
Deal found 12/14$1,142
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Mon 12/295:00 amBOI - UIO
2 stops23h 10mUnited Airlines
Tue 1/68:00 amUIO - BOI
2 stops28h 06mUnited Airlines
Deal found 12/13$1,187
This Delta deal was found by Cheapflights users on 12/14. 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 12/2311:47 pmBOI - UIO
1 stop19h 38mDelta
Wed 12/3111:45 pmUIO - BOI
1 stop15h 00mDelta
Deal found 12/14$1,291
This Delta deal was found by Cheapflights users on 12/14. 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 12/234:53 pmGEG - BOG
2 stops23h 37mDelta
Wed 1/73:55 pmBOG - GEG
1 stop22h 50mDelta
Deal found 12/14$1,299
This FlightHub deal was found by Cheapflights users on 12/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:58 pmBOI - LIM
1 stop12h 52mLATAM Airlines
Sat 1/1711:40 pmLIM - BOI
2 stops25h 32mLATAM Airlines
Deal found 12/13$1,320
This Delta deal was found by Cheapflights users on 12/13. 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 12/1312:55 pmBOI - LIM
1 stop17h 55mDelta
Sat 1/1712:05 pmLIM - BOI
1 stop24h 19mDelta
Deal found 12/13$1,321

Find 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$475
(oojo)

One-way from

$198
(eDestinos)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sao Paulo (SAO) flights.
Search Deals
From Idaho to South America
Search Deals
One-way flight from Idaho to South America
Search Deals

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 December 15, 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

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 2/24

8:16 am-3:30 am

2 stops17h 14m

Lima J Chavez Intl

Sat 3/7

3:00 am-10:00 pm

2 stops21h 00m

$475

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 1/27

7:05 am-3:30 am

2 stops18h 25m

Lima J Chavez Intl

Mon 2/2

3:00 am-11:02 pm

2 stops22h 02m

$482

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 2/24

8:16 am-3:30 am

2 stops17h 14m

Lima J Chavez Intl

Mon 3/9

3:00 am-11:00 pm

2 stops21h 00m

$491

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Mon 3/16

8:12 pm-3:30 am

2 stops30h 18m

Lima J Chavez Intl

Sun 3/22

3:00 am-12:08 pm

2 stops34h 08m

$496

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Thu 2/19

8:16 am-3:30 am

2 stops17h 14m

Lima J Chavez Intl

Fri 2/27

3:00 am-11:00 pm

3 stops46h 00m

$499

SpokaneBogotá

GEG - BOG

GEGBOG

Spokane

Wed 1/28

6:50 am-11:50 am

2 stops26h 00m

Bogotá El Dorado

Wed 2/4

1:30 pm-4:19 pm

2 stops29h 49m

$524

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 2/10

7:05 am-3:30 am

2 stops18h 25m

Lima J Chavez Intl

Sun 2/22

3:00 am-11:00 pm

2 stops22h 00m

$528

BoiseLima

BOI - LIM

BOILIM

Boise Air Term. Gowen Fld

Tue 2/10

7:05 am-3:30 am

2 stops18h 25m

Lima J Chavez Intl

Sat 2/21

3:00 am-11:00 pm

2 stops22h 00m

$528

SpokaneBogotá

GEG - BOG

GEGBOG

Spokane

Wed 1/28

12:55 pm-7:30 pm

1 stop27h 35m

Bogotá El Dorado

Wed 2/4

10:55 am-10:39 am

2 stops26h 44m

$673

SpokaneBogotá

GEG - BOG

GEGBOG

Spokane

Sat 2/28

12:45 pm-4:45 pm

2 stops25h 00m

Bogotá El Dorado

Wed 3/4

3:55 pm-11:35 am

1 stop22h 40m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 46 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 $782). 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 December 15, 2025.

It’s typically best to fly out from Idaho to South America in the evening. Doing so could potentially save you 12% 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 25h. Idaho and South America are separated by a distance of 3916 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $782). 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

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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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$422Average$1,141FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$642Average$759FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$789Average$1,029FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,130Average$1,220FlexibilityNo cancel feeOn-time69%

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