How does KAYAK find such low prices on flights from Missouri to Buenos Aires?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Buenos Aires. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Buenos Aires?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to Buenos Aires?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Buenos Aires?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$633 CHEAP FLIGHTS from Missouri to Buenos Aires

Search hundreds of travel sites at once for deals on flights to Buenos Aires

...and more

In the last 7 days travelers have searched 47,946,175 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

World’s Best Airfare Search Site for 2024

Low season	October
High season	December
Cheapest flight	$633

Best time to beat the crowds but there is an average 7% increase in price.

Most popular time to fly with an average 7% increase in price.

Flight from St. Louis to Buenos Aires Ministro Pistarini

How does KAYAK find such low prices on flights from Missouri to Buenos Aires?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Buenos Aires.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Buenos Aires?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Buenos Aires?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Buenos Aires?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Nonstop departures

Missouri to Buenos Aires

Monday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

Tuesday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Wednesday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Thursday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Friday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Saturday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

Sunday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

See more direct flights

Nonstop returns

Buenos Aires to Missouri

Monday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

Tuesday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Wednesday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Thursday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Friday

Aerolineas Argentinas, Aeromexico, Air Canada, +33 more

Aerolineas Argentinas, Aeromexico, +34 more

Saturday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

Sunday

Aerolineas Argentinas, Aeromexico, Air Canada, +34 more

Aerolineas Argentinas, Aeromexico, +35 more

See more direct flights

Book cheap flights from Missouri to Buenos Aires

Recent round-trip flight deals

3/12Wed

2 stopsDelta

21h 00mMCI-EZE

3/26Wed

2 stopsDelta

22h 04mEZE-MCI

$1,024

1/15Wed

1 stopAmerican Airlines

15h 53mSTL-EZE

2/19Wed

1 stopAmerican Airlines

15h 10mEZE-STL

$1,024

2/1Sat

3 stops

37h 40mMCI-AEP

2/9Sun

3 stops

33h 00mAEP-MCI

$1,036

3/11Tue

2 stopsUnited Airlines

33h 55mMCI-EZE

3/24Mon

2 stopsUnited Airlines

24h 04mEZE-MCI

$1,045

3/13Thu

1 stopUnited Airlines

34h 20mMCI-EZE

3/27Thu

1 stopUnited Airlines

24h 25mEZE-MCI

$1,073

1/18Sat

3 stops

23h 30mMCI-AEP

2/7Fri

3 stops

33h 00mAEP-MCI

$1,082

2/4Tue

2 stopsLATAM Airlines

19h 50mMCI-AEP

2/7Fri

2 stopsLATAM Airlines

28h 00mAEP-MCI

$1,149

4/7Mon

2 stopsLATAM Airlines

22h 10mSTL-AEP

5/19Mon

2 stopsLATAM Airlines

18h 43mAEP-STL

$1,184

4/7Mon

3 stopsAir Canada

50h 20mSTL-EZE

5/19Mon

2 stopsAir Canada

24h 56mEZE-STL

$1,551

4/7Mon

3 stopsAir Canada

47h 23mSTL-EZE

5/19Mon

3 stopsAir Canada

53h 33mEZE-STL

$1,557

Recent one-way flight deals

3/5Wed

2 stopsGOL

40h 47mSTL-EZE

$633

5/3Sat

2 stops

19h 15mMCI-EZE

$642

3/5Wed

1 stopAmerican Airlines

22h 15mSTL-EZE

$717

12/28Sat

1 stopDelta

22h 15mSTL-EZE

$757

12/14Sat

1 stopUnited Airlines

22h 00mMCI-EZE

$832

12/14Sat

2 stopsUnited Airlines

33h 30mMCI-EZE

$838

3/5Wed

3 stopsAir Canada

26h 07mSTL-EZE

$978

5/3Sat

3 stops

36h 02mMCI-EZE

$1,000

5/3Sat

1 stopDelta

19h 15mMCI-EZE

$1,249

12/14Sat

3 stopsAir Canada

20h 58mMCI-EZE

$3,214

Last minute flights from Missouri to Buenos Aires

Last minute flight, train and bus deals

11/24Sun

multi-stopUnited Airlines

35h 30mMCI-EZE

11/30Sat

multi-stopUnited Airlines

23h 35mEZE-MCI

$1,783

11/24Sun

multi-stopAmerican Airlines

17h 53mMCI-EZE

11/30Sat

multi-stopAmerican Airlines

17h 15mEZE-MCI

$2,108

11/24Sun

multi-stopAmerican Airlines

14h 15mMCI-EZE

11/30Sat

multi-stopAmerican Airlines

26h 52mEZE-MCI

$2,125

11/24Sun

multi-stopLATAM Airlines

29h 00mMCI-AEP

11/30Sat

multi-stopLATAM Airlines

20h 45mAEP-MCI

$2,320

11/24Sun

multi-stopLATAM Airlines

33h 58mMCI-EZE

11/29Fri

multi-stopLATAM Airlines

40h 39mEZE-MCI

$2,362

11/24Sun

multi-stop

20h 55mMCI-EZE

11/30Sat

multi-stop

28h 40mEZE-MCI

$3,421

11/24Sun

multi-stopAir Canada

20h 55mMCI-EZE

11/30Sat

multi-stopAir Canada

29h 45mEZE-MCI

$4,298

Everything you need to know for your flight to Buenos Aires

Cabin class types available on flights to Missouri

First Class flights to Buenos Aires

Business Class flights to Buenos Aires

Prem Econ Class flights to Buenos Aires

Economy Class flights to Buenos Aires

$633 Find Cheap Flights from Missouri to Buenos Aires

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Buenos Aires departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

Search hundreds of travel sites at once for deals on flights to Buenos Aires

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Missouri to Buenos Aires

How does KAYAK find such low prices on flights from Missouri to Buenos Aires?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Buenos Aires?

What is the Hacker Fare option on flights from Missouri to Buenos Aires?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Buenos Aires?

Prefer to fly non-stop from Missouri to Buenos Aires?

Book cheap flights from Missouri to Buenos Aires

Recent round-trip flight deals

Search by stops

Search by airline

Search by price

Recent one-way flight deals

Search by stops

Search by airline

Search by price

Last minute flights from Missouri to Buenos Aires

Last minute flight, train and bus deals

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Buenos Aires

Cabin class types available on flights to Missouri

Cabin classes available on flights to Buenos Aires. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Buenos Aires with a hotel stay or car rental

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from domestic origins to Buenos Aires

Flights from all regions of Missouri to Buenos Aires. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Buenos Aires