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Buenos Aires

$660+ Cheap flights from Idaho to Buenos Aires (BUE)

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BUE
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from Idaho to Buenos Aires

Keep the following information in mind while searching for Idaho to Buenos Aires flight deals. Data was last updated August 2, 2025.

Round-trip from

$1,225
(American Airlines)

One-way from

$660
(United)

Popular in

December

Cheapest in

November

Average price

$1,397
From Idaho to Buenos Aires (BUE)
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One-way flight from Idaho to Buenos Aires (BUE)
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Highest demand for flights based on searches. 21% potential increase in price ($431 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($132 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Idaho to Buenos Aires

Cheapest flights from Idaho to Buenos Aires
Explore the most affordable flight options available from Idaho to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:25 amGEG - EZE
2 stops20h 40mAmerican Airlines
Tue 2/310:25 pmEZE - GEG
2 stops19h 33mAmerican Airlines
Deal found 7/31$1,225
This Delta deal was found by Cheapflights users on 7/30. 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 11/1812:40 pmGEG - EZE
1 stop15h 20mDelta
Thu 11/2710:50 pmEZE - GEG
1 stop17h 46mDelta
Deal found 7/30$1,235
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 amGEG - EZE
2 stops39h 20mLATAM Airlines
Mon 2/27:45 amEZE - GEG
3 stops32h 56mLATAM Airlines
Deal found 7/31$1,258
This United Airlines deal was found by Cheapflights users on 7/30. 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 11/22:43 pmSUN - EZE
2 stops36h 37mUnited Airlines
Wed 11/1910:05 pmEZE - SUN
2 stops43h 35mUnited Airlines
Deal found 7/30$1,268
This Delta deal was found by Cheapflights users on 7/30. 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.
Thu 10/307:45 amBOI - EZE
2 stops28h 10mDelta
Mon 11/38:55 pmEZE - BOI
1 stop19h 34mDelta
Deal found 7/30$1,465
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 8/218:40 amJAC - EZE
2 stops20h 20mUnited Airlines
Mon 8/259:00 pmEZE - JAC
2 stops24h 32mUnited Airlines
Deal found 7/30$1,465
This Delta deal was found by Cheapflights users on 7/30. 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.
Sun 12/76:05 amIDA - EZE
2 stops23h 40mDelta
Thu 12/1110:50 pmEZE - IDA
2 stops27h 30mDelta
Deal found 7/30$1,470
This Delta deal was found by Cheapflights users on 7/30. 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 12/67:30 amSUN - EZE
2 stops22h 15mDelta
Wed 12/107:55 amEZE - SUN
2 stops18h 04mDelta
Deal found 7/30$1,470
This Delta deal was found by Cheapflights users on 7/30. 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.
Thu 8/217:30 amJAC - EZE
2 stops23h 15mDelta
Mon 8/258:10 pmEZE - JAC
1 stop26h 43mDelta
Deal found 7/30$1,573
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:35 pmBOI - EZE
2 stops27h 35mLATAM Airlines
Sat 9/203:55 amEZE - BOI
2 stops35h 35mLATAM Airlines
Deal found 7/31$1,579
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:33 pmBOI - EZE
1 stop15h 47mAmerican Airlines
Mon 11/310:25 pmEZE - BOI
1 stop18h 14mAmerican Airlines
Deal found 7/31$1,625
This United deal was found by Cheapflights users on 7/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:00 amSUN - EZE
2 stops46h 00mMultiple Airlines
Sat 11/156:15 amEZE - SUN
3 stops59h 25mMultiple Airlines
Deal found 7/31$1,643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Buenos Aires 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 August 2, 2025.
Use the filters below to find and compare flights from Idaho to Buenos Aires that are best for you.

Fly from

Idaho

Fly to

Buenos Aires

Route

Depart

Return

Price

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Wed 11/26

5:25 am-7:05 am

2 stops20h 40m

Buenos Aires Ministro Pistarini

Tue 2/3

10:25 pm-12:58 pm

2 stops19h 33m

$1,225

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Tue 11/18

12:40 pm-9:00 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Thu 11/27

7:55 am-11:36 am

2 stops32h 41m

$1,235

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Fri 11/28

6:30 am-2:50 am

2 stops39h 20m

Buenos Aires Ministro Pistarini

Mon 2/2

7:45 am-11:41 am

3 stops32h 56m

$1,258

HaileyBuenos Aires

SUN - EZE

SUNEZE

Hailey Sun Valley-Friedman

Sun 11/2

2:43 pm-7:20 am

2 stops36h 37m

Buenos Aires Ministro Pistarini

Wed 11/19

10:05 pm-1:40 pm

2 stops43h 35m

$1,268

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Sun 11/23

1:47 pm-7:20 am

2 stops36h 33m

Buenos Aires Ministro Pistarini

Fri 2/6

11:55 pm-3:19 pm

2 stops20h 24m

$1,280

BoiseBuenos Aires

BOI - EZE

BOIEZE

Boise Air Term. Gowen Fld

Thu 10/30

7:45 am-2:55 pm

2 stops28h 10m

Buenos Aires Ministro Pistarini

Mon 11/3

8:55 pm-12:29 pm

1 stop19h 34m

$1,465

JacksonBuenos Aires

JAC - EZE

JACEZE

Jackson Hole

Thu 8/21

8:40 am-8:00 am

2 stops20h 20m

Buenos Aires Ministro Pistarini

Mon 8/25

9:00 pm-6:32 pm

2 stops24h 32m

$1,465

Idaho FallsBuenos Aires

IDA - EZE

IDAEZE

Idaho Falls Fanning Field

Sun 12/7

6:05 am-9:45 am

2 stops23h 40m

Buenos Aires Ministro Pistarini

Thu 12/11

10:50 pm-10:20 pm

2 stops27h 30m

$1,470

HaileyBuenos Aires

SUN - EZE

SUNEZE

Hailey Sun Valley-Friedman

Sat 12/6

7:30 am-9:45 am

2 stops22h 15m

Buenos Aires Ministro Pistarini

Wed 12/10

7:55 am-9:59 pm

2 stops18h 04m

$1,470

JacksonBuenos Aires

JAC - EZE

JACEZE

Jackson Hole

Thu 8/21

7:30 am-9:45 am

2 stops23h 15m

Buenos Aires Ministro Pistarini

Mon 8/25

8:10 pm-7:53 pm

1 stop26h 43m

$1,573

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 22 results
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Best time to book a flight from Idaho to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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 Buenos Aires

What is the cheapest month to book a flight from Idaho to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Idaho to Buenos Aires (average of $795). Flying from Idaho to Buenos Aires in December is currently the most expensive (average of $1,260). 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 BUE?

Find hourly flight availability from Idaho to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

When flying from Idaho to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated August 2, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and Copa Airlines from Idaho to Buenos Aires to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,823 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,904 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Idaho to Buenos Aires one-way?

    $688 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $714 and $1,040, respectively.

  • What are the most popular routes from Idaho to Buenos Aires?

    Most travelers choose Spokane - Buenos Aires Ministro Pistarini, Hailey Sun Valley-Friedman - Buenos Aires Ministro Pistarini or Jackson Hole - Buenos Aires Ministro Pistarini when deciding on the best route from Idaho to Buenos Aires.

  • Can I find deals for flights from Idaho to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Idaho to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Buenos Aires.

  • Can I find deals for business class flights from Idaho to Buenos Aires?

    Yes. Cheapflights offers flight deals from Idaho to Buenos Aires 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 Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Idaho to Buenos Aires (average of $795). Flying from Idaho to Buenos Aires in December is currently the most expensive (average of $1,260). 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 Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Idaho to Buenos Aires

Discover the top airline that operate flights from Idaho to Buenos Aires. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,323Average$1,613FlexibilityNo cancel feeOn-timeN/A

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