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

United Airlines, LATAM Airlines, and Delta are the most popular carriers operating from South America to Idaho

When did momondo last update prices for flights from South America to Idaho?

Prices for flights from South America to Idaho are updated daily.

How many operators does momondo search for flights from South America to Idaho?

As of September 2025, there are 2 operators available to choose from for flights from South America to Idaho.

How old do you have to be to fly from South America to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South America to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$604 Cheap Flights from South America to Idaho in 2025/26

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Find the cheapest flights from South America to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

3:05 am - 10:24 pmLIM-GEG

22h 19m2 stops

6:40 am - 3:25 amGEG-LIM

18h 45m2 stops

$604Multiple Airlines

Find Deal

Thu, Dec 11 - Tue, Mar 31

1:35 am - 3:22 pmUIO-IDA

39h 47m2 stops

6:40 am - 12:30 amIDA-UIO

39h 50m2 stops

$785United Airlines

Find Deal

Mon, Dec 22 - Mon, Dec 29

12:00 pm - 11:04 pmLIM-BOI

13h 04m1 stop

11:30 pm - 8:15 pmBOI-LIM

19h 45m2 stops

$868Delta

Find Deal

Fri, Mar 6 - Tue, Mar 10

8:50 am - 12:45 pmLIM-BOI

29h 55m2 stops

11:30 pm - 8:15 pmBOI-LIM

19h 45m2 stops

$871LATAM Airlines

Find Deal

Thu, Mar 5 - Mon, Mar 9

1:30 pm - 12:51 pmLIM-BOI

25h 21m2 stops

7:15 am - 10:10 pmBOI-LIM

13h 55m1 stop

$898LATAM Airlines

Find Deal

Fri, Dec 5 - Tue, Mar 31

12:50 am - 4:53 pmLIM-BOI

18h 03m2 stops

1:43 pm - 5:00 amBOI-LIM

14h 17m1 stop

$923Delta

Find Deal

Wed, Mar 4 - Mon, Mar 9

12:45 am - 10:23 pmLIM-BOI

23h 38m2 stops

7:33 am - 3:30 amBOI-LIM

18h 57m2 stops

$924American Airlines

Find Deal

Thu, Dec 4 - Tue, Mar 31

12:45 am - 10:23 pmLIM-BOI

23h 38m2 stops

7:33 am - 10:20 pmBOI-LIM

13h 47m2 stops

$933American Airlines

Find Deal

Thu, Dec 4 - Tue, Mar 31

1:30 am - 11:05 pmGRU-BOI

25h 35m2 stops

5:22 pm - 12:10 amBOI-GRU

26h 48m2 stops

$1,099Copa Airlines

Find Deal

Fri, Feb 13 - Tue, Mar 3

3:35 am - 10:30 pmSCL-BOI

21h 55m2 stops

2:11 pm - 11:41 pmBOI-SCL

29h 30m2 stops

$1,121Copa Airlines

Find Deal

Sat, Oct 18 - Tue, Nov 11

Delta flights from South America to Idaho

Our best Delta deals on South America to Idaho flight tickets

Delta

Mar 6

LIM12:00 pmLima J Chavez Intl

13h 04m

1 stop

BOI11:04 pmBoise Air Term. Gowen Fld

Mar 10

BOI11:30 pmBoise Air Term. Gowen Fld

19h 45m

2 stops

LIM8:15 pmLima J Chavez Intl

$868

Find similar

Delta

Mar 4

LIM12:50 amLima J Chavez Intl

18h 03m

2 stops

BOI4:53 pmBoise Air Term. Gowen Fld

Mar 9

BOI1:43 pmBoise Air Term. Gowen Fld

14h 17m

1 stop

LIM5:00 amLima J Chavez Intl

$923

Find similar

Delta

Dec 4

LIM12:50 amLima J Chavez Intl

16h 23m

1 stop

BOI3:13 pmBoise Air Term. Gowen Fld

Mar 31

BOI11:45 amBoise Air Term. Gowen Fld

16h 15m

2 stops

LIM5:00 amLima J Chavez Intl

$960

Find similar

Copa Airlines flights from South America to Idaho

Our best Copa Airlines deals on South America to Idaho flight tickets

Copa Airlines

Feb 13

GRU1:30 amSao Paulo Guarulhos Intl

25h 35m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

Mar 3

BOI5:22 pmBoise Air Term. Gowen Fld

26h 48m

2 stops

GRU12:10 amSao Paulo Guarulhos Intl

$1,099

Find similar

Copa Airlines

Oct 18

SCL3:35 amSantiago Arturo Merino Benitez

21h 55m

2 stops

BOI10:30 pmBoise Air Term. Gowen Fld

Nov 11

BOI2:11 pmBoise Air Term. Gowen Fld

29h 30m

2 stops

SCL11:41 pmSantiago Arturo Merino Benitez

$1,121

Find similar

Copa Airlines

Feb 13

GRU1:30 amSao Paulo Guarulhos Intl

25h 35m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

Mar 3

BOI5:22 pmBoise Air Term. Gowen Fld

26h 53m

2 stops

GRU12:15 amSao Paulo Guarulhos Intl

$1,299

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LimaSpokane

LIM - GEG

LIMGEG

Lima J Chavez Intl

Thu 12/11

3:05 am-10:24 pm

2 stops22h 19m

Spokane

Tue 3/31

6:40 am-3:25 am

2 stops18h 45m

$604

QuitoIdaho Falls

UIO - IDA

UIOIDA

Quito Mariscal Sucr

Mon 12/22

1:35 am-3:22 pm

2 stops39h 47m

Idaho Falls Fanning Field

Mon 12/29

6:40 am-12:30 am

2 stops39h 50m

$785

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Fri 3/6

12:00 pm-11:04 pm

1 stop13h 04m

Boise Air Term. Gowen Fld

Tue 3/10

11:30 pm-8:15 pm

2 stops19h 45m

$868

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Thu 3/5

8:50 am-12:45 pm

2 stops29h 55m

Boise Air Term. Gowen Fld

Mon 3/9

11:30 pm-8:15 pm

2 stops19h 45m

$871

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Fri 12/5

1:30 pm-12:51 pm

2 stops25h 21m

Boise Air Term. Gowen Fld

Tue 3/31

7:15 am-10:10 pm

1 stop13h 55m

$898

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Wed 3/4

12:50 am-4:53 pm

2 stops18h 03m

Boise Air Term. Gowen Fld

Mon 3/9

1:43 pm-5:00 am

1 stop14h 17m

$923

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Thu 12/4

12:45 am-10:23 pm

2 stops23h 38m

Boise Air Term. Gowen Fld

Tue 3/31

7:33 am-3:30 am

2 stops18h 57m

$924

LimaBoise

LIM - BOI

LIMBOI

Lima J Chavez Intl

Thu 12/4

12:45 am-10:23 pm

2 stops23h 38m

Boise Air Term. Gowen Fld

Tue 3/31

7:33 am-10:20 pm

2 stops13h 47m

$933

Sao PauloBoise

GRU - BOI

GRUBOI

Sao Paulo Guarulhos Intl

Fri 2/13

1:30 am-11:05 pm

2 stops25h 35m

Boise Air Term. Gowen Fld

Tue 3/3

5:22 pm-12:10 am

2 stops26h 48m

$1,099

SantiagoBoise

SCL - BOI

SCLBOI

Santiago Arturo Merino Benitez

Sat 10/18

3:35 am-10:30 pm

2 stops21h 55m

Boise Air Term. Gowen Fld

Tue 11/11

2:11 pm-11:41 pm

2 stops29h 30m

$1,121

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $608. On the other hand, Sunday is the most expensive day to depart from South America because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,160.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from South America to Idaho in the morning for as low as $684. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $851 per ticket.

Can stopping save me money on South America to Idaho flights?

You could potentially save up to 17% on your flight if you consider stops on a South America to Idaho flight.

Cheap South America to Idaho flight deals and tips

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

Direct flights	None

There are no direct flights from South America to Idaho. There are no popular flight routes from South America to Idaho.

Search flight deals

When did momondo last update prices for flights from South America to Idaho?
Prices for flights from South America to Idaho are updated daily.
How many operators does momondo search for flights from South America to Idaho?
As of September 2025, there are 2 operators available to choose from for flights from South America to Idaho.
How old do you have to be to fly from South America to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South America to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from South America to Idaho

Compare and see reviews for airlines that fly from South America to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $752	Free Cancellation	Rating 7.9 7,974 reviews		Search Delta flights
LATAM Airlines	PriceFrom $936	Free Cancellation	Rating 7.5 1,854 reviews		Search LATAM Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South America to Idaho. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for South America to Idaho flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from South America to Idaho.

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

Yes momondo offers price alerts on flights to Idaho from South America. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.