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

Departing from Idaho Falls to South America will take you 17h 33m. There are 4421 mi between Idaho Falls and South America. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

What airport do you fly from for flights from Idaho Falls to South America?

Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to South America from Idaho Falls.

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

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

How can I find direct flights from Idaho Falls 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 Falls to South America.

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

Yes. Cheapflights offers flight deals from Idaho Falls 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.

$427+ Cheap Flights from Idaho Falls to South America

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Find flight deals from Idaho Falls to South America

Cheapest flights from Idaho Falls to South America
Explore the most affordable flight options available from Idaho Falls to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Sat 12/61:17 pmIDA - LIM

1 stop17h 33mDelta

Wed 12/1012:05 pmLIM - IDA

1 stop12h 16mDelta

Deal found 10/13

$825

Mon 12/15:00 amIDA - EZE

2 stops24h 20mUnited Airlines

Tue 12/1610:05 pmEZE - IDA

2 stops19h 30mUnited Airlines

Deal found 10/14

$1,440

Sun 12/76:00 amIDA - EZE

2 stops21h 20mDelta

Wed 12/104:05 amEZE - IDA

2 stops22h 16mDelta

Deal found 10/15

$1,470

Mon 12/11:58 pmIDA - EZE

1 stop14h 22mAmerican Airlines

Tue 12/1610:30 pmEZE - IDA

1 stop18h 57mAmerican Airlines

Deal found 10/14

$1,536

Sun 11/231:58 pmIDA - EZE

1 stop14h 22mAmerican Airlines

Thu 12/410:30 pmEZE - IDA

1 stop18h 57mAmerican Airlines

Deal found 10/15

$1,566

Best flights from Idaho Falls to South America
Discover carefully curated flight deals from Idaho Falls to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 16, 2025.

Sat 12/61:17 pmIDA - LIM

1 stop17h 33mDelta

Wed 12/1012:05 pmLIM - IDA

1 stop12h 16mDelta

Deal found 10/13

$825

Sun 11/234:15 pmIDA - EZE

2 stops37h 05mUnited Airlines

Thu 12/411:55 pmEZE - IDA

2 stops19h 29mUnited Airlines

Deal found 10/15

$1,440

Mon 12/15:00 amIDA - EZE

2 stops24h 20mUnited Airlines

Tue 12/1610:05 pmEZE - IDA

2 stops19h 30mUnited Airlines

Deal found 10/14

$1,440

Sun 12/76:00 amIDA - EZE

2 stops21h 20mDelta

Wed 12/104:05 amEZE - IDA

2 stops22h 16mDelta

Deal found 10/14

$1,470

Sun 11/236:00 amIDA - EZE

2 stops23h 00mDelta

Thu 12/410:25 pmEZE - IDA

2 stops24h 01mDelta

Deal found 10/16

$1,470

Sat 11/296:00 amIDA - EZE

2 stops23h 00mDelta

Sat 12/68:55 pmEZE - IDA

2 stops19h 42mDelta

Deal found 10/15

$1,470

Last-minute flights from Idaho Falls to South America
Discover last-minute flight deals from Idaho Falls to South America. Data last updated October 16, 2025 and is based on user searches.

Sun 11/234:15 pmIDA - EZE

2 stops37h 05mUnited Airlines

Thu 12/411:55 pmEZE - IDA

2 stops19h 29mUnited Airlines

Deal found 10/15

$1,440

Sun 11/231:58 pmIDA - EZE

1 stop14h 22mAmerican Airlines

Thu 12/410:30 pmEZE - IDA

1 stop18h 57mAmerican Airlines

Deal found 10/15

$1,566

Sat 11/296:00 amIDA - EZE

2 stops23h 00mDelta

Sat 12/68:55 pmEZE - IDA

2 stops19h 42mDelta

Deal found 10/15

$1,470

One-way flights from Idaho Falls to South America
Search for one-way flight options from Idaho Falls to South America. Find affordable one-way fares based on user searches. Data last updated October 16, 2025.

Mon 12/158:16 pmIDA - LIM

3 stops24h 19mMultiple Airlines

Deal found 10/13

$427

Fri 1/26:57 pmIDA - LIM

1 stop11h 53mDelta

Deal found 10/16

$548

Mon 12/157:06 pmIDA - LIM

1 stop11h 44mDelta

Deal found 10/13

$598

Fri 1/27:00 amIDA - LIM

2 stops20h 10mAmerican Airlines

Deal found 10/16

$623

Cheap flight deals from Idaho Falls to South America

Round-trip from	$825 (Delta)
One-way from	$427 (Mytrip)

From Idaho Falls Fanning Field to South America

Search Deals

One-way flight from Idaho Falls Fanning Field to South America

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLima

IDA - LIM

IDALIM

Idaho Falls Fanning Field

Sat 12/6

1:17 pm-8:50 am

1 stop17h 33m

Lima J Chavez Intl

Wed 12/10

12:05 pm-10:21 pm

1 stop12h 16m

$825

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Sun 11/23

4:15 pm-9:20 am

2 stops37h 05m

Buenos Aires Ministro Pistarini

Thu 12/4

11:55 pm-3:24 pm

2 stops19h 29m

$1,440

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Mon 12/1

5:00 am-9:20 am

2 stops24h 20m

Buenos Aires Ministro Pistarini

Tue 12/16

10:05 pm-1:35 pm

2 stops19h 30m

$1,440

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Sun 12/7

6:00 am-7:20 am

2 stops21h 20m

Buenos Aires Ministro Pistarini

Wed 12/10

4:05 am-10:21 pm

2 stops22h 16m

$1,470

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Sun 11/23

6:00 am-9:00 am

2 stops23h 00m

Buenos Aires Ministro Pistarini

Thu 12/4

10:25 pm-6:26 pm

2 stops24h 01m

$1,470

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Sat 11/29

6:00 am-9:00 am

2 stops23h 00m

Buenos Aires Ministro Pistarini

Sat 12/6

8:55 pm-12:37 pm

2 stops19h 42m

$1,470

Idaho FallsLima

IDA - LIM

IDALIM

Idaho Falls Fanning Field

Mon 12/15

8:16 pm-10:35 pm

3 stops24h 19m

$427

Idaho FallsLima

IDA - LIM

IDALIM

Idaho Falls Fanning Field

Fri 1/2

6:57 pm-8:50 am

1 stop11h 53m

$548

Idaho FallsLima

IDA - LIM

IDALIM

Idaho Falls Fanning Field

Mon 12/15

7:06 pm-8:50 am

1 stop11h 44m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Best time to book a flight from Idaho Falls to South America

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

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

When flying from Idaho Falls to South America, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight in the evening.

Reviews of airlines servicing South America

Peruse reviews from past customers who have flown with Delta from Idaho Falls to South America to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Delta

8.0

Very good

7,984 reviews

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

Related info for your journey

What airport do you fly from for flights from Idaho Falls to South America?
Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to South America from Idaho Falls.
How long is the flight from Idaho Falls to South America?
Departing from Idaho Falls to South America will take you 17h 33m. There are 4421 mi between Idaho Falls and South America. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Idaho Falls to South America that include hotel bookings?
Yes. In addition to deals on Idaho Falls to South America flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho Falls 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 Falls to South America.
Can I find deals for business class flights from Idaho Falls to South America?
Yes. Cheapflights offers flight deals from Idaho Falls 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Idaho Falls to South America

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$753	Average$974	FlexibilityNo cancel fee	On-timeN/A

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$427+ Cheap flights from Idaho Falls (IDA) 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to South America with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Idaho Falls to South America

Cheapest flights from Idaho Falls to South AmericaExplore the most affordable flight options available from Idaho Falls to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Explore the most affordable flight options available from Idaho Falls to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Cheap flight deals from Idaho Falls to South America

Keep the following information in mind while searching for Idaho Falls to South America flight deals. Data was last updated October 16, 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to South America that are best for you.

Best time to book a flight from Idaho Falls to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Idaho Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to South America

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

Find hourly flight availability from Idaho Falls 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 16, 2025.

Reviews of airlines servicing South America

Peruse reviews from past customers who have flown with Delta from Idaho Falls to South America to help guide your decision. You can also see how each airline stacks up 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 Falls to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Idaho Falls to South America?

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

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

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

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

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 Falls to South America

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

Top airline flying from Idaho Falls to South America

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Idaho Falls to South America
Explore the most affordable flight options available from Idaho Falls to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.