How long does it take to fly to Buenos Aires?

On average, it takes 18h 50m to fly from Idaho to Buenos Aires if you fly out of Idaho Falls (the most popular airport in Idaho) and into Buenos Aires Ministro Pistarini Airport (the most popular airport in Buenos Aires). If you’re flying out of Boise and into Buenos Aires Ministro Pistarini Airport, then the flight time is around 19h 05m.

What is the cheapest airline that flies from Idaho to Buenos Aires?

Copa Airlines, American Airlines, and Delta are the most popular carriers operating from Idaho to Buenos Aires

When did momondo last update prices for flights from Idaho to Buenos Aires?

Prices for flights from Idaho to Buenos Aires were last updated today.

How many operators does momondo search for flights from Idaho to Buenos Aires?

The number of operators available for flights from Idaho to Buenos Aires is 1 as of September 2025.

How old do you have to be to fly from Idaho to Buenos Aires?

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 Idaho to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The necessary travel and health documents for your Buenos Aires 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.

$605 Cheap Flights from Idaho to Buenos Aires in 2025/26

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Find the cheapest flights from Idaho to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

5:22 pm - 1:57 amBOI-EZE

29h 35m2 stops

5:11 am - 11:05 pmEZE-BOI

20h 54m2 stops

$1,130Copa Airlines

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Mon, Mar 9 - Tue, Mar 31

11:30 pm - 6:05 amBOI-EZE

27h 35m2 stops

7:45 am - 12:45 pmEZE-BOI

32h 00m3 stops

$1,208LATAM Airlines

Find Deal

Mon, Mar 9 - Tue, Mar 31

7:33 am - 8:30 amBOI-EZE

21h 57m1 stop

11:30 pm - 9:15 pmEZE-BOI

24h 45m2 stops

$1,210American Airlines

Find Deal

Mon, Mar 9 - Tue, Mar 31

8:00 am - 8:10 amGEG-EZE

19h 10m1 stop

11:59 pm - 8:55 pmEZE-GEG

25h 56m2 stops

$1,440American Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

6:20 am - 9:20 amBOI-EZE

23h 00m2 stops

11:55 pm - 6:09 pmEZE-BOI

22h 14m2 stops

$1,440United Airlines

Find Deal

Sun, Nov 9 - Thu, Nov 20

8:00 am - 8:10 amGEG-EZE

19h 10m1 stop

10:25 pm - 10:58 pmEZE-GEG

29h 33m1 stop

$1,451American Airlines

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Wed, Nov 12 - Wed, Nov 19

1:39 pm - 9:00 amBOI-EZE

16h 21m1 stop

4:05 am - 3:05 pmEZE-BOI

39h 00m2 stops

$1,465Delta

Find Deal

Thu, Oct 30 - Sun, Nov 2

12:51 pm - 9:00 amGEG-EZE

16h 09m1 stop

2:30 am - 12:41 pmEZE-GEG

38h 11m2 stops

$1,465Delta

Find Deal

Wed, Oct 29 - Sat, Nov 1

8:08 am - 6:43 pmBOI-EZE

30h 35m2 stops

4:05 am - 3:14 pmEZE-BOI

39h 09m2 stops

$1,490Multiple Airlines

Find Deal

Sun, Nov 9 - Wed, Nov 19

7:45 am - 3:05 amBOI-EZE

39h 20m3 stops

7:43 pm - 1:30 pmEZE-BOI

21h 47m2 stops

$1,515Multiple Airlines

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Sun, Nov 9 - Thu, Nov 20

American Airlines flights from Idaho to Buenos Aires

Our best American Airlines deals on Idaho to Buenos Aires flight tickets

American Airlines

Mar 9

BOI7:33 amBoise Air Term. Gowen Fld

21h 57m

1 stop

EZE8:30 amBuenos Aires Ministro Pistarini

Mar 31

EZE11:30 pmBuenos Aires Ministro Pistarini

24h 45m

2 stops

BOI9:15 pmBoise Air Term. Gowen Fld

$1,210

Find similar

American Airlines

Nov 12

GEG8:00 amSpokane

19h 10m

1 stop

EZE8:10 amBuenos Aires Ministro Pistarini

Nov 19

EZE11:59 pmBuenos Aires Ministro Pistarini

25h 56m

2 stops

GEG8:55 pmSpokane

$1,440

Find similar

American Airlines

Nov 12

GEG8:00 amSpokane

19h 10m

1 stop

EZE8:10 amBuenos Aires Ministro Pistarini

Nov 19

EZE10:25 pmBuenos Aires Ministro Pistarini

29h 33m

1 stop

GEG10:58 pmSpokane

$1,451

Find similar

LATAM Airlines flights from Idaho to Buenos Aires

Our best LATAM Airlines deals on Idaho to Buenos Aires flight tickets

LATAM Airlines

Mar 9

BOI11:30 pmBoise Air Term. Gowen Fld

27h 35m

2 stops

EZE6:05 amBuenos Aires Ministro Pistarini

Mar 31

EZE7:45 amBuenos Aires Ministro Pistarini

32h 00m

3 stops

BOI12:45 pmBoise Air Term. Gowen Fld

$1,208

Find similar

LATAM Airlines

Nov 12

GEG2:45 pmSpokane

31h 05m

2 stops

EZE2:50 amBuenos Aires Ministro Pistarini

Nov 18

EZE4:05 amBuenos Aires Ministro Pistarini

37h 06m

2 stops

GEG12:11 pmSpokane

$1,514

Find similar

LATAM Airlines

Nov 9

BOI7:45 amBoise Air Term. Gowen Fld

39h 20m

3 stops

EZE3:05 amBuenos Aires Ministro Pistarini

Nov 19

EZE4:05 amBuenos Aires Ministro Pistarini

39h 09m

2 stops

BOI3:14 pmBoise Air Term. Gowen Fld

$1,520

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Mon 3/9

5:22 pm-1:57 am

2 stops29h 35m

Buenos Aires Ministro Pistarini

Tue 3/31

5:11 am-11:05 pm

2 stops20h 54m

$1,130

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Mon 3/9

11:30 pm-6:05 am

2 stops27h 35m

Buenos Aires Ministro Pistarini

Tue 3/31

7:45 am-12:45 pm

3 stops32h 00m

$1,208

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Mon 3/9

7:33 am-8:30 am

1 stop21h 57m

Buenos Aires Ministro Pistarini

Tue 3/31

11:30 pm-9:15 pm

2 stops24h 45m

$1,210

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Wed 11/12

8:00 am-8:10 am

1 stop19h 10m

Buenos Aires Ministro Pistarini

Wed 11/19

11:59 pm-8:55 pm

2 stops25h 56m

$1,440

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Sun 11/9

6:20 am-9:20 am

2 stops23h 00m

Buenos Aires Ministro Pistarini

Thu 11/20

11:55 pm-6:09 pm

2 stops22h 14m

$1,440

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Wed 11/12

8:00 am-8:10 am

1 stop19h 10m

Buenos Aires Ministro Pistarini

Wed 11/19

10:25 pm-10:58 pm

1 stop29h 33m

$1,451

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Thu 10/30

1:39 pm-9:00 am

1 stop16h 21m

Buenos Aires Ministro Pistarini

Sun 11/2

4:05 am-3:05 pm

2 stops39h 00m

$1,465

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Wed 10/29

12:51 pm-9:00 am

1 stop16h 09m

Buenos Aires Ministro Pistarini

Sat 11/1

2:30 am-12:41 pm

2 stops38h 11m

$1,465

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Sun 11/9

8:08 am-6:43 pm

2 stops30h 35m

Buenos Aires Ministro Pistarini

Wed 11/19

4:05 am-3:14 pm

2 stops39h 09m

$1,490

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Sun 11/9

7:45 am-3:05 am

3 stops39h 20m

Buenos Aires Ministro Pistarini

Thu 11/20

7:43 pm-1:30 pm

2 stops21h 47m

$1,515

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Idaho to Buenos Aires

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

Other information

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Idaho is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,211. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Wednesday is $3,865.

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

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Idaho to Buenos Aires during this time can be as low as $1,203. Try not to purchase tickets in the afternoon because they tend to be around $1,709. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Idaho to Buenos Aires flights?

You could potentially save up to 1% on your flight if you consider stops on a Idaho to Buenos Aires flight.

Cheap Idaho to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Buenos Aires

Direct flights	None

There are no direct flights from Idaho to Buenos Aires. There are no popular flight routes from Idaho to Buenos Aires.

Search flight deals

When did momondo last update prices for flights from Idaho to Buenos Aires?
Prices for flights from Idaho to Buenos Aires were last updated today.
How many operators does momondo search for flights from Idaho to Buenos Aires?
The number of operators available for flights from Idaho to Buenos Aires is 1 as of September 2025.
How old do you have to be to fly from Idaho to Buenos Aires?
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 Idaho to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The necessary travel and health documents for your Buenos Aires 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 Idaho to Buenos Aires

Compare and see reviews for airlines that fly from Idaho to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $1,323	Free Cancellation	Rating 7.9 7,964 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Buenos Aires?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buenos Aires from Idaho.

Can I find flights from Idaho to Buenos Aires with flexible booking policies on momondo?

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

How can momondo help me find flights from Idaho to Buenos Aires?

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 Idaho to Buenos Aires.

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

Yes momondo offers price alerts on flights to Buenos Aires from Idaho. 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.

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Idaho to Buenos Aires from $605

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Buenos Aires departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Idaho to Buenos Aires

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American Airlines flights from Idaho to Buenos Aires

Our best American Airlines deals on Idaho to Buenos Aires flight tickets

LATAM Airlines flights from Idaho to Buenos Aires

Our best LATAM Airlines deals on Idaho to Buenos Aires flight tickets

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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Idaho to Buenos Aires

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 day to depart on your flight to Buenos Aires?

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

Can stopping save me money on Idaho to Buenos Aires flights?

You could potentially save up to 1% on your flight if you consider stops on a Idaho to Buenos Aires flight.

What is the cheapest airline that flies from Idaho to Buenos Aires?

Copa Airlines, American Airlines, and Delta are the most popular carriers operating from Idaho to Buenos Aires

How long does it take to fly to Buenos Aires?

Cheap Idaho to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Buenos Aires

Direct flights

When did momondo last update prices for flights from Idaho to Buenos Aires?

How many operators does momondo search for flights from Idaho to Buenos Aires?

How old do you have to be to fly from Idaho to Buenos Aires?

What documentation or ID do you need to fly to Buenos Aires?

Best airlines flying from Idaho to Buenos Aires

Compare and see reviews for airlines that fly from Idaho to Buenos Aires with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Buenos Aires?

Can I find flights from Idaho to Buenos Aires with flexible booking policies on momondo?

How can momondo help me find flights from Idaho to Buenos Aires?

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

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires