Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Missouri to Argentina from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Argentina departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Missouri to Argentina

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
12:00 pm - 10:30 amSTL-AEP
19h 30m2 stops
LATAM Airlines Logo
3:40 pm - 8:53 amAEP-STL
20h 13m2 stops
$830LATAM Airlines
Find Deal
Thu, Jan 8 - Thu, Jan 29
United Airlines Logo
10:07 am - 9:20 amSTL-EZE
20h 13m1 stop
United Airlines Logo
10:05 pm - 3:52 pmEZE-STL
20h 47m1 stop
$830United Airlines
Find Deal
Tue, Jan 6 - Thu, Jan 29
United Airlines Logo
8:05 am - 9:20 amSTL-EZE
22h 15m2 stops
United Airlines Logo
9:05 pm - 9:24 amEZE-STL
14h 19m1 stop
$834United Airlines
Find Deal
Tue, Feb 10 - Tue, Mar 10
Delta Logo
6:55 pm - 7:20 amSTL-EZE
33h 25m1 stop
Delta Logo
8:55 pm - 2:49 pmEZE-STL
20h 54m1 stop
$837Delta
Find Deal
Sun, Jan 11 - Thu, Jan 29
Delta Logo
9:59 am - 9:00 amSTL-EZE
20h 01m1 stop
Delta Logo
8:55 pm - 8:53 amEZE-STL
14h 58m1 stop
$880Delta
Find Deal
Fri, Jan 9 - Mon, Jan 26
American Airlines Logo
11:55 am - 8:25 amSTL-EZE
17h 30m1 stop
American Airlines Logo
10:25 pm - 11:05 amEZE-STL
15h 40m1 stop
$980American Airlines
Find Deal
Sat, Jan 17 - Sun, Jan 25
American Airlines Logo
3:54 pm - 8:25 amSTL-EZE
13h 31m1 stop
American Airlines Logo
11:20 pm - 4:14 pmEZE-STL
19h 54m2 stops
$984American Airlines
Find Deal
Sat, Jan 17 - Sun, Jan 25
Multiple Airlines Logo
4:24 pm - 11:20 pmMCI-AEP
28h 56m3 stops
Multiple Airlines Logo
12:10 am - 10:30 amAEP-MCI
36h 20m3 stops
$1,013Multiple Airlines
Find Deal
Tue, Mar 10 - Sat, Mar 21
Multiple Airlines Logo
4:24 pm - 6:35 pmMCI-AEP
24h 11m3 stops
Multiple Airlines Logo
12:10 am - 10:30 amAEP-MCI
36h 20m3 stops
$1,040Multiple Airlines
Find Deal
Sun, Mar 8 - Sat, Mar 21
Air Canada Logo
4:05 pm - 5:20 pmSTL-AEP
22h 15m2 stops
Air Canada Logo
1:40 pm - 3:29 pmAEP-STL
28h 49m2 stops
$5,969Air Canada
Find Deal
Mon, Jan 5 - Tue, Jan 27

United Airlines flights from Missouri to Argentina

Our best United Airlines deals on Missouri to Argentina flight tickets
United Airlines
Jan 6
STL10:07 amLambert-St Louis
20h 13m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
Jan 29
EZE10:05 pmBuenos Aires Ministro Pistarini
20h 47m
1 stop
STL3:52 pmLambert-St Louis
$830
Find similar
United Airlines
Feb 10
STL8:05 amLambert-St Louis
22h 15m
2 stops
EZE9:20 amBuenos Aires Ministro Pistarini
Mar 10
EZE9:05 pmBuenos Aires Ministro Pistarini
14h 19m
1 stop
STL9:24 amLambert-St Louis
$834
Find similar
United Airlines
Feb 15
STL4:39 pmLambert-St Louis
35h 41m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Mar 10
EZE9:05 pmBuenos Aires Ministro Pistarini
14h 19m
1 stop
STL9:24 amLambert-St Louis
$838
Find similar

Delta flights from Missouri to Argentina

Our best Delta deals on Missouri to Argentina flight tickets
Delta
Nov 18
STL11:39 amLambert-St Louis
18h 21m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 26
EZE10:25 pmBuenos Aires Ministro Pistarini
23h 10m
2 stops
STL6:35 pmLambert-St Louis
$834
Find similar
Delta
Jan 11
STL6:55 pmLambert-St Louis
33h 25m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Jan 29
EZE8:55 pmBuenos Aires Ministro Pistarini
20h 54m
1 stop
STL2:49 pmLambert-St Louis
$837
Find similar
Delta
Jan 9
STL9:59 amLambert-St Louis
20h 01m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Jan 26
EZE8:55 pmBuenos Aires Ministro Pistarini
14h 58m
1 stop
STL8:53 amLambert-St Louis
$880
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Argentina 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Missouri to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

Thu 1/8

12:00 pm-10:30 am

2 stops19h 30m

Buenos Aires Jorge Newbery

Thu 1/29

3:40 pm-8:53 am

2 stops20h 13m

$830

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 1/6

10:07 am-9:20 am

1 stop20h 13m

Buenos Aires Ministro Pistarini

Thu 1/29

10:05 pm-3:52 pm

1 stop20h 47m

$830

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 2/10

8:05 am-9:20 am

2 stops22h 15m

Buenos Aires Ministro Pistarini

Tue 3/10

9:05 pm-9:24 am

1 stop14h 19m

$834

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sun 1/11

6:55 pm-7:20 am

1 stop33h 25m

Buenos Aires Ministro Pistarini

Thu 1/29

8:55 pm-2:49 pm

1 stop20h 54m

$837

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Fri 1/9

9:59 am-9:00 am

1 stop20h 01m

Buenos Aires Ministro Pistarini

Mon 1/26

8:55 pm-8:53 am

1 stop14h 58m

$880

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 1/17

11:55 am-8:25 am

1 stop17h 30m

Buenos Aires Ministro Pistarini

Sun 1/25

10:25 pm-11:05 am

1 stop15h 40m

$980

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 1/17

3:54 pm-8:25 am

1 stop13h 31m

Buenos Aires Ministro Pistarini

Sun 1/25

11:20 pm-4:14 pm

2 stops19h 54m

$984

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Tue 3/10

4:24 pm-11:20 pm

3 stops28h 56m

Buenos Aires Jorge Newbery

Sat 3/21

12:10 am-10:30 am

3 stops36h 20m

$1,013

Kansas CityBuenos Aires

MCI - AEP

MCIAEP

Kansas City

Sun 3/8

4:24 pm-6:35 pm

3 stops24h 11m

Buenos Aires Jorge Newbery

Sat 3/21

12:10 am-10:30 am

3 stops36h 20m

$1,040

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

Mon 1/5

4:05 pm-5:20 pm

2 stops22h 15m

Buenos Aires Jorge Newbery

Tue 1/27

1:40 pm-3:29 pm

2 stops28h 49m

$5,969

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Argentina from

How to get the cheapest flight ticket from Missouri to Argentina

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of September, then departing from Missouri during the month October is also very affordable. Most momondo users find prices during this month for around $1,160.

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from Missouri to Argentina is on a Tuesday. Travelers who choose to depart for Argentina on a Tuesday will often find tickets for as low as $1,163. The most expensive day to fly to Argentina is Friday, with ticket prices averaging around $1,386.

What is the cheapest time of day to depart on your flight to Argentina?

The cheapest time of day to fly to Argentina is in the evening when flights can be purchased for as low as $1,153. Flights in the morning are often more expensive with an average ticket price of $1,368.

Can stopping save me money on Missouri to Argentina flights?

You could potentially save up to 44% on your flight if you consider stops on a Missouri to Argentina flight.

Cheap Missouri to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Argentina

Direct flights

None
There are no direct flights from Missouri to Argentina. There are no popular flight routes from Missouri to Argentina.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Argentina?

    Prices for flights from Missouri to Argentina refresh daily.

  • How many operators does momondo search for flights from Missouri to Argentina?

  • How old do you have to be to fly from Missouri to Argentina?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Argentina.

  • What documentation or ID do you need to fly to Argentina?

    The necessary travel and health documents for your Argentina trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Argentina

Compare and see reviews for airlines that fly from Missouri to Argentina with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $1,023Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
DeltaPriceFrom $1,025Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $1,081Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Argentina?

It is quick and easy to find Missouri to Argentina flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Argentina that suits you.

Can I find flights from Missouri to Argentina with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Argentina flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Argentina?

Once you have performed a search for Missouri to Argentina flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Missouri to Argentina right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Missouri to Argentina flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Argentina trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 12/10
Wed 12/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo
Flights to Buenos Airesfrom $456
Flights to Cordobafrom $574
Flights to Mendozafrom $586
Flights to Puerto Iguazúfrom $967
Flights to Ushuaiafrom $861
Flights to El Calafatefrom $953
Flights to San Carlos de Barilochefrom $862
Flights to Saltafrom $1,023
Flights to San Miguel de Tucumánfrom $1,010
Flights to Rosariofrom $732
Flights to Jujuyfrom $2,732
Flights to Puerto Madryn