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Cheap flights from South America to Idaho Falls from $873

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South America to Idaho Falls departing on 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from South America to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:50 pm - 10:53 pm
UIO
-
IDA
53h 03m
2 stops
Multiple Airlines Logo
6:00 am - 4:43 am
IDA
-
UIO
21h 43m
2 stops
$873Multiple Airlines
Thu, May 28 - Thu, Jun 4
United Airlines Logo
12:35 am - 3:39 pm
UIO
-
IDA
16h 04m
2 stops
United Airlines Logo
10:40 am - 5:00 am
IDA
-
UIO
17h 20m
2 stops
$1,412United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
12:35 am - 3:34 pm
UIO
-
IDA
15h 59m
3 stops
United Airlines Logo
2:30 pm - 5:00 am
IDA
-
UIO
13h 30m
2 stops
$3,862United Airlines
Wed, May 27 - Thu, Jun 4
United Airlines Logo
12:35 am - 1:25 pm
UIO
-
IDA
37h 50m
3 stops
United Airlines Logo
2:30 pm - 11:25 pm
IDA
-
UIO
31h 55m
3 stops
$5,922United Airlines
Wed, May 27 - Thu, Jun 4

United Airlines flights from South America to Idaho Falls

Our best United Airlines deals on South America to Idaho Falls flight tickets
United Airlines
Apr 28
UIO12:35 amQuito Mariscal Sucr
16h 04m
2 stops
IDA3:39 pmIdaho Falls Fanning Field
May 2
IDA10:40 amIdaho Falls Fanning Field
17h 20m
2 stops
UIO5:00 amQuito Mariscal Sucr
$1,412
United Airlines
Apr 22
UIO12:35 amQuito Mariscal Sucr
21h 29m
2 stops
IDA9:04 pmIdaho Falls Fanning Field
Apr 27
IDA5:20 pmIdaho Falls Fanning Field
29h 05m
2 stops
UIO11:25 pmQuito Mariscal Sucr
$1,722
United Airlines
Apr 22
UIO12:35 amQuito Mariscal Sucr
34h 18m
2 stops
IDA9:53 amIdaho Falls Fanning Field
Apr 27
IDA5:20 pmIdaho Falls Fanning Field
29h 05m
2 stops
UIO11:25 pmQuito Mariscal Sucr
$1,733

momondo Fare Finder

 
Customize your flight search to find flights from South America to Idaho Falls 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, momondo users made 832,500 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from South America to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

QuitoIdaho Falls

UIO - IDA

UIOIDA

Quito Mariscal Sucr

Thu 5/28

6:50 pm-10:53 pm

2 stops53h 03m

Idaho Falls Fanning Field

Thu 6/4

6:00 am-4:43 am

2 stops21h 43m

$873

QuitoIdaho Falls

UIO - IDA

UIOIDA

Quito Mariscal Sucr

Tue 4/28

12:35 am-3:39 pm

2 stops16h 04m

Idaho Falls Fanning Field

Sat 5/2

10:40 am-5:00 am

2 stops17h 20m

$1,412
Quickest round-trip

QuitoIdaho Falls

UIO - IDA

UIOIDA

Quito Mariscal Sucr

Wed 5/27

12:35 am-3:34 pm

3 stops15h 59m

Idaho Falls Fanning Field

Thu 6/4

2:30 pm-5:00 am

2 stops13h 30m

$3,862

QuitoIdaho Falls

UIO - IDA

UIOIDA

Quito Mariscal Sucr

Wed 5/27

12:35 am-1:25 pm

3 stops37h 50m

Idaho Falls Fanning Field

Thu 6/4

2:30 pm-11:25 pm

3 stops31h 55m

$5,922
Cheapest one-way

AsuncionIdaho Falls

ASU - IDA

ASUIDA

Asuncion Silvio Pettirossi

Thu 10/1

8:10 am-10:56 pm

3 stops41h 46m

$946

AsuncionIdaho Falls

ASU - IDA

ASUIDA

Asuncion Silvio Pettirossi

Thu 10/1

6:33 am-5:16 pm

2 stops37h 43m

$950
Quickest one-way

AsuncionIdaho Falls

ASU - IDA

ASUIDA

Asuncion Silvio Pettirossi

Thu 10/1

8:10 am-3:37 pm

3 stops34h 27m

$2,196

AsuncionIdaho Falls

ASU - IDA

ASUIDA

Asuncion Silvio Pettirossi

Thu 10/1

8:10 am-3:37 pm

3 stops34h 27m

$2,396

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Idaho Falls from

How to get the cheapest flight ticket from South America to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from South America to Idaho Falls Fanning Field?

United Airlines is the most popular carrier operating from South America to Idaho Falls Fanning Field

Cheap South America to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South America to Idaho Falls

Fastest flight time

26h 33m

Direct flights

None
The fastest flight from South America to Idaho Falls takes 26h 33m
There are no direct flights from South America to Idaho Falls. There are no popular flight routes from South America to Idaho Falls.
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Frequently asked questions about flying from South America to Idaho Falls

  • When did momondo last update prices for flights from South America to Idaho Falls Fanning Field Airport?

    Prices for flights from South America to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How old do you have to be to fly from South America to Idaho Falls Fanning Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South America to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from South America to Idaho Falls?

Finding the right flight to Idaho Falls from South America is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

Can I find flights from South America to Idaho Falls with flexible booking policies on momondo?

Yes. All flights to Idaho Falls from South America on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from South America to Idaho Falls?

momondo helps you find the best flight between South America and Idaho Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from South America to Idaho Falls right now. Can momondo alert me if prices change?

Yes. momondo can track prices for South America to Idaho Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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