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Buenos Aires

$908+ Cheap flights from Missouri to Buenos Aires (BUE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BUE
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Missouri to Buenos Aires

Keep the following information in mind while searching for Missouri to Buenos Aires flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$908
(Mytrip)

Popular in

July

Cheapest in

August

Average price

$1,212
Provider with most accurate pricing for Kansas City-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Buenos Aires (BUE) flights.
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From Missouri to Buenos Aires (BUE)
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Highest demand for flights based on searches. 14% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($83 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Missouri to Buenos Aires

Cheapest flights from Missouri to Buenos Aires
Explore the most affordable flight options available from Missouri to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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.
Mon 5/262:45 pmMCI - AEP
3 stops43h 55mMultiple Airlines
Mon 6/21:25 pmAEP - MCI
3 stops35h 16mMultiple Airlines
Deal found 4/28$908
This Avianca deal was found by Cheapflights users on 4/29. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:17 amSTL - EZE
2 stops18h 28mMultiple Airlines
Thu 9/44:45 pmEZE - STL
2 stops19h 17mMultiple Airlines
Deal found 4/29$926
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Mon 5/265:46 amMCI - EZE
3 stops46h 09mMultiple Airlines
Mon 6/28:30 pmEZE - MCI
2 stops28h 11mMultiple Airlines
Deal found 4/28$930
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 8/185:40 pmSTL - EZE
1 stop14h 05mDelta
Tue 8/268:10 pmEZE - STL
1 stop20h 25mDelta
Deal found 4/29$1,025
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:20 pmSTL - EZE
2 stops16h 40mUnited Airlines
Thu 8/219:00 pmEZE - STL
2 stops19h 33mUnited Airlines
Deal found 4/29$1,030
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 10/18:15 amMCI - EZE
1 stop21h 45mUnited Airlines
Tue 10/79:00 pmEZE - MCI
1 stop21h 38mUnited Airlines
Deal found 4/28$1,081
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/161:30 pmSTL - EZE
3 stops47h 00mAir Canada
Thu 8/214:35 pmEZE - STL
2 stops29h 05mAir Canada
Deal found 4/29$1,084
This Delta deal was found by Cheapflights users on 4/28. 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 6/293:37 pmMCI - EZE
1 stop16h 08mDelta
Fri 8/17:40 amEZE - MCI
2 stops30h 23mDelta
Deal found 4/28$1,105
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/43:30 pmSTL - AEP
2 stops23h 30mLATAM Airlines
Fri 9/128:10 pmAEP - STL
2 stops38h 00mLATAM Airlines
Deal found 4/29$1,135
This Ovago deal was found by Cheapflights users on 4/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/153:30 pmSTL - EZE
2 stops31h 55mLATAM Airlines
Tue 8/267:35 amEZE - STL
2 stops29h 03mLATAM Airlines
Deal found 4/29$1,143
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/211:55 pmSTL - EZE
1 stop16h 15mAmerican Airlines
Wed 12/310:30 pmEZE - STL
1 stop20h 37mAmerican Airlines
Deal found 4/29$1,193
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:00 amSTL - EZE
2 stops36h 10mAvianca
Sat 8/234:45 pmEZE - STL
2 stops19h 17mAvianca
Deal found 4/29$1,212

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri 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 April 29, 2025.
Use the filters below to find and compare flights from Missouri to Buenos Aires that are best for you.

Fly from

Missouri

Fly to

Buenos Aires

Route

Depart

Return

Price

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Mon 5/26

2:45 pm-12:40 pm

3 stops43h 55m

Buenos Aires Jorge Newbery

Mon 6/2

1:25 pm-10:41 pm

3 stops35h 16m

$908

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Mon 5/26

5:46 am-5:55 am

3 stops46h 09m

Buenos Aires Ministro Pistarini

Mon 6/2

8:30 pm-10:41 pm

2 stops28h 11m

$930

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Sun 6/29

3:37 pm-9:45 am

1 stop16h 08m

Buenos Aires Ministro Pistarini

Fri 8/1

7:40 am-12:03 pm

2 stops30h 23m

$1,105

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Sun 6/29

6:30 pm-8:00 am

1 stop35h 30m

Buenos Aires Ministro Pistarini

Fri 8/1

9:00 pm-12:03 pm

1 stop17h 03m

$1,144

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

Tue 5/20

3:40 pm-2:00 pm

2 stops20h 20m

Buenos Aires Jorge Newbery

Fri 6/6

2:55 pm-11:54 am

2 stops22h 59m

$1,220

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 5/20

6:00 am-8:00 am

1 stop24h 00m

Buenos Aires Ministro Pistarini

Fri 6/6

9:00 pm-10:12 am

1 stop15h 12m

$1,220

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Mon 5/26

5:26 pm-4:05 am

2 stops32h 39m

Buenos Aires Jorge Newbery

Mon 6/2

6:20 pm-6:51 pm

2 stops26h 31m

$1,382

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Fri 5/2

6:10 am-6:10 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Sat 5/3

3:55 am-4:00 pm

2 stops38h 05m

$1,394

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Fri 5/2

4:05 pm-9:45 am

1 stop15h 40m

Buenos Aires Ministro Pistarini

Sun 5/4

8:10 pm-9:36 am

1 stop15h 26m

$1,545

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Tue 6/3

3:48 pm-3:40 pm

2 stops21h 52m

Buenos Aires Jorge Newbery

Thu 6/12

2:40 pm-9:30 am

2 stops20h 50m

$1,545

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
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Best time to book a flight from Missouri to Buenos Aires

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

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

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

Find hourly flight availability from Missouri 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 April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Buenos Aires as you normally would.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines and United Airlines from Missouri to Buenos Aires to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,244 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Missouri 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 most popular routes from Missouri to Buenos Aires?

    The most popular route from Missouri to Buenos Aires is Kansas City - Buenos Aires Ministro Pistarini. You may also consider Kansas City - Buenos Aires Jorge Newbery or Lambert-St Louis - Buenos Aires Jorge Newbery.

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

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

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

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

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

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

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

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Alternative routes for Missouri to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Missouri to Buenos Aires

Discover the top 3 airlines that operate flights from Missouri 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,023Average$1,273FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,025Average$1,391FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,053Average$1,198FlexibilityNo cancel feeOn-time69%

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