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$515+ Cheap flights from Kansas City (MCI) 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BUE
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Kansas City to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$925
(Avianca Connect)

One-way from

$515
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$1,240
From Kansas City to Buenos Aires (BUE)
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One-way flight from Kansas City to Buenos Aires (BUE)
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Highest demand for flights based on searches. 0% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Kansas City to Buenos Aires

Cheapest flights from Kansas City to Buenos Aires
Explore the most affordable flight options available from Kansas City to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Avianca Connect 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:15 amMCI - EZE
2 stops22h 30mMultiple Airlines
Sat 9/201:40 amEZE - MCI
2 stops23h 27mMultiple Airlines
Deal found 7/30$925
This KAYAK deal was found by Cheapflights users on 7/29. 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.
Thu 12/1112:30 pmMCI - EZE
2 stops29h 15mLATAM Airlines
Sat 12/273:50 pmEZE - MCI
2 stops20h 42mLATAM Airlines
Deal found 7/29$1,075
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 9/118:30 amMCI - EZE
1 stop21h 30mUnited Airlines
Thu 9/189:00 pmEZE - MCI
1 stop21h 38mUnited Airlines
Deal found 7/30$1,100
This LATAM Airlines deal was found by Cheapflights users on 7/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:15 pmMCI - AEP
2 stops20h 45mLATAM Airlines
Thu 12/1110:35 amAEP - MCI
2 stops25h 58mLATAM Airlines
Deal found 7/27$1,101
This Delta deal was found by Cheapflights users on 7/29. 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 12/1110:35 amMCI - EZE
1 stop19h 25mDelta
Sat 12/278:55 pmEZE - MCI
1 stop15h 37mDelta
Deal found 7/29$1,145
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:27 pmMCI - EZE
2 stops18h 48mAmerican Airlines
Sat 12/2710:10 amEZE - MCI
1 stop16h 55mAmerican Airlines
Deal found 7/30$1,423
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/64:23 pmMCI - AEP
3 stops26h 37mMultiple Airlines
Fri 8/83:40 amAEP - MCI
2 stops19h 46mMultiple Airlines
Deal found 7/29$1,926

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City 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 July 30, 2025.
Use the filters below to find and compare flights from Kansas City to Buenos Aires that are best for you.

Fly from

Kansas City

Fly to

Buenos Aires

Route

Depart

Return

Price

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Sun 9/14

5:15 am-5:45 am

2 stops22h 30m

Buenos Aires Ministro Pistarini

Sat 9/20

1:40 am-11:07 pm

2 stops23h 27m

$925

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Thu 12/11

12:30 pm-8:45 pm

2 stops29h 15m

Buenos Aires Ministro Pistarini

Sat 12/27

3:50 pm-9:32 am

2 stops20h 42m

$1,075

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Thu 9/11

8:30 am-8:00 am

1 stop21h 30m

Buenos Aires Ministro Pistarini

Thu 9/18

9:00 pm-4:38 pm

1 stop21h 38m

$1,100

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Mon 12/8

4:15 pm-4:00 pm

2 stops20h 45m

Buenos Aires Jorge Newbery

Thu 12/11

10:35 am-9:33 am

2 stops25h 58m

$1,101

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Thu 12/11

10:35 am-9:00 am

1 stop19h 25m

Buenos Aires Ministro Pistarini

Sat 12/27

8:55 pm-9:32 am

1 stop15h 37m

$1,145

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Sun 12/14

12:27 pm-10:15 am

2 stops18h 48m

Buenos Aires Ministro Pistarini

Sat 12/27

10:10 am-12:05 am

1 stop16h 55m

$1,423

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Sat 12/13

11:36 am-3:10 pm

3 stops24h 34m

Buenos Aires Ministro Pistarini

Sat 12/27

4:45 pm-9:50 pm

3 stops32h 05m

$2,462

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Wed 8/6

2:32 pm-10:08 pm

3 stops53h 36m

$515

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Tue 8/5

6:00 am-7:40 am

2 stops47h 40m

$861

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Wed 8/6

6:30 am-8:00 am

1 stop23h 30m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 12 results
1
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Best time to book a flight from Kansas City to Buenos Aires

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

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

Currently, April is the cheapest month in which you can book a flight from Kansas City to Buenos Aires (average of $795). Flying from Kansas City 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.

How much does it cost to fly round-trip from Kansas City to Buenos Aires?

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 July 30, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines, and United Airlines from Kansas City to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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
1,822 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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!
Air Canada
7.1
Good
9,837 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

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 Kansas City 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 airport do you fly from for flights from Kansas City to Buenos Aires?

    Kansas City (MCI) is the airport you will fly out of if you book a flight from Kansas City to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Kansas City; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Kansas City airport to Buenos Aires. It is only a 17.4 mi journey to Kansas City (MCI) from Kansas City’s city center.

  • What are the cheapest airlines flying from Kansas City to Buenos Aires round-trip?

    Cheapflights users have booked flights from Kansas City to Buenos Aires round-trip from $1,075. Other airlines that can offer you cheap pricing are United Airlines, from $1,100, and Delta, from $1,145. You may be able to fly from Kansas City to Buenos Aires for 9% less than the average price by searching for these airlines.

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

    $903 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and LATAM Airlines, with prices starting from $908 and $1,270, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas City 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 Kansas City to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Kansas City to Buenos Aires (average of $795). Flying from Kansas City 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 Kansas City to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Ministro Pistarini flights
Kansas City to Ministro Pistarini flights
St. Louis to Jorge Newbery flights
Kansas City to Jorge Newbery flights
Kansas City to Cordoba flights

Top 3 airlines flying from Kansas City to Buenos Aires

Discover the top 3 airlines that operate flights from Kansas City 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,033Average$1,543FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,053Average$1,173FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,071Average$1,285FlexibilityNo cancel feeOn-timeN/A

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