How long is the flight from Missouri to Argentina?

For as low as $830, LATAM Airlines can have you in Argentina from Missouri in 20h 15m. Missouri and Argentina are separated by a distance of 5472 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Missouri to Argentina one-way?

To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at $2,311. Delta flights start at $2,318 while deals on Air Canada start at $3,386 one-way.

In terms of precipitation, rainfall in Argentina 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 Argentina when rainfall is around 2.0 in.

If weather is an important factor for your trip to Argentina, 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).

Can I find deals for flights from Missouri to Argentina that include hotel bookings?

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

How can I find direct flights from Missouri to Argentina?

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

Can I find deals for business class flights from Missouri to Argentina?

Yes. Cheapflights offers flight deals from Missouri to Argentina by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$451+ Flights from Missouri to Argentina

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Cheap flight deals from Missouri to Argentina

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$830 (KAYAK)
One-way from	$451 (Kiwi.com)
Popular in	November
Cheapest in	September
Average price	$1,160

Provider with most accurate pricing for Lambert-St Louis-Buenos Aires (BUE) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Buenos Aires (BUE) flights.

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From Missouri to Argentina

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One-way flight from Missouri to Argentina

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($33 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in October 2025

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Find flight deals from Missouri to Argentina

Cheapest flights from Missouri to Argentina
Explore the most affordable flight options available from Missouri to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Tue 11/189:33 amSTL - AEP

2 stops31h 07mLATAM Airlines

Wed 11/2610:35 amAEP - STL

2 stops35h 00mLATAM Airlines

Deal found 10/23

$830

Tue 11/189:33 amSTL - EZE

2 stops17h 32mDelta

Wed 11/268:55 pmEZE - STL

1 stop16h 04mDelta

Deal found 10/23

$830

Thu 10/3010:45 amSTL - EZE

2 stops21h 30mDelta

Tue 11/410:25 pmEZE - STL

2 stops22h 04mDelta

Deal found 10/22

$834

Fri 11/146:15 amSTL - EZE

1 stop22h 05mUnited Airlines

Sun 11/1611:55 pmEZE - STL

1 stop21h 52mUnited Airlines

Deal found 10/21

$930

Tue 10/288:20 amSTL - EZE

1 stop22h 00mUnited Airlines

Wed 11/511:55 pmEZE - STL

1 stop13h 44mUnited Airlines

Deal found 10/22

$1,023

Thu 12/1110:36 amMCI - EZE

1 stop19h 44mUnited Airlines

Sat 12/2711:55 pmEZE - MCI

1 stop13h 41mUnited Airlines

Deal found 10/22

$1,066

Tue 10/287:00 amSTL - EZE

1 stop23h 20mAmerican Airlines

Thu 11/610:25 pmEZE - STL

1 stop21h 02mAmerican Airlines

Deal found 10/22

$1,073

Sun 12/144:30 pmMCI - EZE

1 stop35h 50mUnited Airlines

Sat 12/2711:55 pmEZE - MCI

1 stop13h 41mUnited Airlines

Deal found 10/23

$1,075

Tue 10/284:05 pmSTL - EZE

3 stops35h 45mMultiple Airlines

Wed 11/54:55 pmEZE - STL

2 stops28h 02mMultiple Airlines

Deal found 10/22

$1,089

Fri 12/128:08 amMCI - EZE

1 stop22h 12mUnited Airlines

Sat 12/2711:55 pmEZE - MCI

1 stop13h 41mUnited Airlines

Deal found 10/23

$1,106

Thu 10/305:15 pmSTL - AEP

2 stops21h 45mLATAM Airlines

Tue 11/45:15 pmAEP - STL

2 stops20h 11mLATAM Airlines

Deal found 10/22

$1,107

Thu 10/301:30 pmSTL - EZE

2 stops22h 15mLATAM Airlines

Mon 11/34:05 amEZE - STL

2 stops20h 59mLATAM Airlines

Deal found 10/22

$1,107

Best flights from Missouri to Argentina
Discover carefully curated flight deals from Missouri to Argentina that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2025.

Tue 11/186:00 amSTL - AEP

2 stops22h 55mLATAM Airlines

Wed 11/2610:35 amAEP - STL

2 stops26h 24mLATAM Airlines

Deal found 10/21

$830

Tue 11/187:05 amSTL - EZE

2 stops20h 15mDelta

Wed 11/268:55 pmEZE - STL

1 stop16h 04mDelta

Deal found 10/21

$830

Fri 11/146:15 amSTL - EZE

1 stop22h 05mUnited Airlines

Sun 11/1611:55 pmEZE - STL

1 stop21h 52mUnited Airlines

Deal found 10/21

$930

Sat 1/1711:06 amSTL - EZE

2 stops18h 04mAmerican Airlines

Sun 1/2511:59 pmEZE - STL

1 stop25h 06mAmerican Airlines

Deal found 10/20

$945

Sun 12/73:47 pmMCI - AEP

3 stops33h 33mMultiple Airlines

Sun 12/148:50 amAEP - MCI

3 stops35h 56mMultiple Airlines

Deal found 10/22

$1,126

Thu 10/3011:21 amSTL - EZE

1 stop19h 39mDelta

Tue 11/48:55 pmEZE - STL

1 stop22h 15mDelta

Deal found 10/22

$830

Sat 1/175:00 pmSTL - AEP

2 stops22h 40mLATAM Airlines

Sun 1/258:25 pmAEP - STL

2 stops30h 15mLATAM Airlines

Deal found 10/22

$977

Thu 1/158:05 amMCI - EZE

1 stop22h 15mUnited Airlines

Tue 1/2711:55 pmEZE - MCI

1 stop14h 55mUnited Airlines

Deal found 10/23

$1,026

Mon 2/26:00 amMCI - EZE

2 stops21h 05mLATAM Airlines

Sun 2/84:05 amEZE - MCI

2 stops22h 56mLATAM Airlines

Deal found 10/22

$1,018

Mon 2/210:35 amMCI - EZE

1 stop19h 25mDelta

Mon 2/911:55 pmEZE - MCI

1 stop14h 40mDelta

Deal found 10/22

$1,026

Thu 12/118:00 amMCI - EZE

2 stops22h 20mUnited Airlines

Sat 12/2711:55 pmEZE - MCI

1 stop13h 41mUnited Airlines

Deal found 10/22

$1,070

Tue 10/284:05 pmSTL - AEP

3 stops35h 35mMultiple Airlines

Wed 11/59:50 amAEP - STL

3 stops35h 07mMultiple Airlines

Deal found 10/22

$1,213

Thu 1/159:59 amMCI - EZE

1 stop21h 16mDelta

Tue 1/2710:25 pmEZE - MCI

2 stops25h 43mDelta

Deal found 10/23

$1,030

Sun 12/144:30 pmMCI - EZE

1 stop35h 50mUnited Airlines

Sat 12/2711:55 pmEZE - MCI

1 stop13h 41mUnited Airlines

Deal found 10/22

$1,075

Thu 10/305:15 pmSTL - AEP

2 stops21h 45mLATAM Airlines

Tue 11/45:15 pmAEP - STL

2 stops20h 11mLATAM Airlines

Deal found 10/22

$1,107

Fri 1/234:15 pmMCI - EZE

2 stops19h 40mDelta

Fri 1/308:00 amEZE - MCI

2 stops19h 01mDelta

Deal found 10/21

$1,097

Wed 2/48:05 amMCI - EZE

1 stop22h 15mUnited Airlines

Tue 2/1011:55 pmEZE - MCI

2 stops23h 02mUnited Airlines

Deal found 10/23

$1,106

Tue 10/2811:21 amSTL - AEP

2 stops18h 34mLATAM Airlines

Wed 11/55:15 pmAEP - STL

2 stops20h 11mLATAM Airlines

Deal found 10/22

$1,200

Tue 10/2811:21 amSTL - AEP

2 stops18h 34mLATAM Airlines

Thu 11/63:40 pmAEP - STL

2 stops21h 46mLATAM Airlines

Deal found 10/22

$1,200

Tue 12/27:05 amMCI - COR

2 stops20h 10mDelta

Fri 12/57:55 amCOR - MCI

2 stops29h 14mDelta

Deal found 10/20

$1,351

Tue 12/28:08 amMCI - COR

2 stops16h 43mUnited Airlines

Thu 12/43:54 amCOR - MCI

2 stops21h 36mUnited Airlines

Deal found 10/20

$1,353

Sun 12/710:24 amMCI - AEP

2 stops18h 31mLATAM Airlines

Sun 12/148:25 pmAEP - MCI

2 stops28h 59mLATAM Airlines

Deal found 10/22

$1,246

Fri 11/2812:18 pmMCI - AEP

2 stops18h 22mLATAM Airlines

Sun 12/72:55 pmAEP - MCI

2 stops21h 34mLATAM Airlines

Deal found 10/22

$1,248

Fri 12/52:11 pmSTL - AEP

2 stops25h 29mLATAM Airlines

Thu 1/85:15 pmAEP - STL

2 stops27h 49mLATAM Airlines

Deal found 10/21

$1,313

Tue 12/25:50 amMCI - COR

2 stops21h 25mLATAM Airlines

Fri 12/54:20 pmCOR - MCI

2 stops28h 07mLATAM Airlines

Deal found 10/22

$1,351

Mon 12/81:57 pmSTL - AEP

2 stops23h 03mLATAM Airlines

Fri 12/1212:40 pmAEP - STL

2 stops24h 44mLATAM Airlines

Deal found 10/20

$1,351

Mon 12/810:24 amMCI - AEP

3 stops22h 21mLATAM Airlines

Fri 12/123:40 pmAEP - MCI

2 stops25h 05mLATAM Airlines

Deal found 10/20

$1,351

Mon 11/38:10 amMCI - AEP

2 stops22h 30mLATAM Airlines

Sun 11/98:25 pmAEP - MCI

2 stops23h 22mLATAM Airlines

Deal found 10/21

$1,408

Sat 11/222:50 pmMCI - AEP

2 stops24h 50mLATAM Airlines

Wed 12/35:15 pmAEP - MCI

2 stops19h 14mLATAM Airlines

Deal found 10/22

$4,996

Last-minute flights from Missouri to Argentina
Discover last-minute flight deals from Missouri to Argentina. Data last updated October 23, 2025 and is based on user searches.

Tue 10/288:20 amSTL - EZE

1 stop22h 00mUnited Airlines

Wed 11/511:55 pmEZE - STL

1 stop13h 44mUnited Airlines

Deal found 10/22

$1,023

Tue 10/2810:00 amSTL - EZE

2 stops18h 20mUnited Airlines

Thu 11/611:55 pmEZE - STL

1 stop13h 44mUnited Airlines

Deal found 10/22

$1,027

Tue 10/287:00 amSTL - EZE

1 stop23h 20mAmerican Airlines

Thu 11/610:25 pmEZE - STL

1 stop21h 02mAmerican Airlines

Deal found 10/22

$1,073

Tue 10/284:05 pmSTL - EZE

3 stops35h 45mMultiple Airlines

Wed 11/54:55 pmEZE - STL

2 stops28h 02mMultiple Airlines

Deal found 10/22

$1,089

Tue 10/2811:21 amSTL - AEP

2 stops18h 34mLATAM Airlines

Wed 11/55:15 pmAEP - STL

2 stops20h 11mLATAM Airlines

Deal found 10/22

$1,200

Thu 10/3010:45 amSTL - EZE

2 stops21h 30mDelta

Tue 11/410:25 pmEZE - STL

2 stops22h 04mDelta

Deal found 10/22

$834

Thu 10/305:15 pmSTL - AEP

2 stops21h 45mLATAM Airlines

Tue 11/45:15 pmAEP - STL

2 stops20h 11mLATAM Airlines

Deal found 10/22

$1,107

Thu 10/301:30 pmSTL - EZE

2 stops22h 15mLATAM Airlines

Mon 11/34:05 amEZE - STL

2 stops20h 59mLATAM Airlines

Deal found 10/22

$1,107

Fri 11/146:15 amSTL - EZE

1 stop22h 05mUnited Airlines

Sun 11/1611:55 pmEZE - STL

1 stop21h 52mUnited Airlines

Deal found 10/21

$930

Tue 11/189:33 amSTL - AEP

2 stops31h 07mLATAM Airlines

Wed 11/2610:35 amAEP - STL

2 stops35h 00mLATAM Airlines

Deal found 10/23

$830

Tue 11/187:05 amSTL - EZE

2 stops20h 15mDelta

Wed 11/268:55 pmEZE - STL

1 stop16h 04mDelta

Deal found 10/22

$830

Tue 11/2510:20 amMCI - EZE

2 stops17h 00mLATAM Airlines

Fri 12/57:43 pmEZE - MCI

2 stops21h 02mLATAM Airlines

Deal found 10/23

$1,200

One-way flights from Missouri to Argentina
Search for one-way flight options from Missouri to Argentina. Find affordable one-way fares based on user searches. Data last updated October 23, 2025.

Fri 10/315:11 pmMCI - COR

3 stops34h 39mMultiple Airlines

Deal found 10/21

$451

Thu 1/224:05 pmSTL - EZE

2 stops20h 45mMultiple Airlines

Deal found 10/22

$2,095

Thu 1/2210:00 amSTL - AEP

2 stops18h 55mLATAM Airlines

Deal found 10/22

$2,311

Thu 1/2211:51 amSTL - EZE

1 stop18h 09mDelta

Deal found 10/22

$2,318

Thu 1/226:30 amSTL - EZE

3 stops29h 40mAir Canada

Deal found 10/22

$3,386

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

Tue 11/18

6:00 am-7:55 am

2 stops22h 55m

Buenos Aires Jorge Newbery

Wed 11/26

10:35 am-9:59 am

2 stops26h 24m

$830

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 11/18

7:05 am-6:20 am

2 stops20h 15m

Buenos Aires Ministro Pistarini

Wed 11/26

8:55 pm-9:59 am

1 stop16h 04m

$830

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Thu 10/30

11:21 am-9:00 am

1 stop19h 39m

Buenos Aires Ministro Pistarini

Tue 11/4

8:55 pm-4:10 pm

1 stop22h 15m

$830

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Fri 11/14

6:15 am-7:20 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Sun 11/16

11:55 pm-6:47 pm

1 stop21h 52m

$930

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 1/17

11:06 am-8:10 am

2 stops18h 04m

Buenos Aires Ministro Pistarini

Sun 1/25

11:59 pm-10:05 pm

1 stop25h 06m

$945

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

Sat 1/17

5:00 pm-6:40 pm

2 stops22h 40m

Buenos Aires Jorge Newbery

Sun 1/25

8:25 pm-11:40 pm

2 stops30h 15m

$977

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Mon 2/2

6:00 am-6:05 am

2 stops21h 05m

Buenos Aires Ministro Pistarini

Sun 2/8

4:05 am-12:01 am

2 stops22h 56m

$1,018

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Thu 1/15

8:05 am-9:20 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

Tue 1/27

11:55 pm-11:50 am

1 stop14h 55m

$1,026

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Mon 2/2

10:35 am-9:00 am

1 stop19h 25m

Buenos Aires Ministro Pistarini

Mon 2/9

11:55 pm-11:35 am

1 stop14h 40m

$1,026

Kansas CityBuenos Aires

MCI - EZE

MCIEZE

Kansas City

Thu 1/15

9:59 am-10:15 am

1 stop21h 16m

Buenos Aires Ministro Pistarini

Tue 1/27

10:25 pm-9:08 pm

2 stops25h 43m

$1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 34 results

Best time to book a flight from Missouri to Argentina

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

What is the cheapest time of day to fly from MO to AR?

Unlike in the evening, when flights are generally more expensive, you can save up to 33% on flights from Missouri to Argentina by exploring options for tickets at noon.

Related info for your journey

How long is the flight from Missouri to Argentina?
For as low as $830, LATAM Airlines can have you in Argentina from Missouri in 20h 15m. Missouri and Argentina are separated by a distance of 5472 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Missouri to Argentina one-way?
To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at $2,311. Delta flights start at $2,318 while deals on Air Canada start at $3,386 one-way.
Can I find deals for flights from Missouri to Argentina that include hotel bookings?
Yes. In addition to deals on Missouri to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Missouri to Argentina?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Argentina.
Can I find deals for business class flights from Missouri to Argentina?
Yes. Cheapflights offers flight deals from Missouri to Argentina by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Missouri to Argentina

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Miami to Cali flights

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Los Angeles to Guarulhos Intl flights

LaGuardia to Viracopos flights

Orlando to Guarulhos Intl flights

George Bush Intcntl to Jose Maria Cordova Intl flights

Complete your trip

Argentina car rentals

Buenos Aires Ministro Pistarini Airport car rentals

Buenos Aires Jorge Newbery Airport car rentals

Cordoba Pajas Blancas Airport car rentals

Mendoza El Plumerillo Airport car rentals

San Carlos de Bariloche Teniente Luis Candelaria Airport car rentals

Ushuaia Malvinas Argentinas Airport car rentals

El Calafate Airport car rentals

Puerto Iguazú Cataratas del Iguazu Airport car rentals

Salta Martin Miguel de Guemes Intl Airport car rentals

Rosario Fisherton Airport car rentals

San Miguel de Tucumán Benj Matienzo Airport car rentals

Top 3 airlines flying from Missouri to Argentina

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$1,023	Average$1,287	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$1,023	Average$1,335	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$1,023	Average$1,282	FlexibilityNo cancel fee	On-timeN/A

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$451+ Cheap flights from Missouri to Argentina

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Missouri to Argentina

Keep the following information in mind while searching for Missouri to Argentina flight deals. Data was last updated October 23, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Missouri to Argentina

Cheapest flights from Missouri to ArgentinaExplore the most affordable flight options available from Missouri to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Explore the most affordable flight options available from Missouri to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missouri to Argentina that are best for you.

Best time to book a flight from Missouri to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from Missouri with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Argentina

What is the cheapest time of day to fly from MO to AR?

Find hourly flight availability from Missouri to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

Related info for your journey

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

How long is the flight from Missouri to Argentina?

What are the cheapest airlines to fly from Missouri to Argentina one-way?

Can I find deals for flights from Missouri to Argentina that include hotel bookings?

How can I find direct flights from Missouri to Argentina?

Can I find deals for business class flights from Missouri to Argentina?

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Alternative routes for Missouri to Argentina

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Missouri to Argentina

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Cheapest flights from Missouri to Argentina
Explore the most affordable flight options available from Missouri to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.