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Cheap flights from Argentina to St. Louis from $930

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Argentina to St. Louis departing on 11/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Argentina to St. Louis

Recent round-trip flight deals from Argentina to St. Louis

American Airlines Logo
9:40 pm - 12:37 pmEZE-STL
17h 57m2 stops
American Airlines Logo
11:14 am - 7:05 amSTL-EZE
16h 51m2 stops
$930American Airlines
Find Deal
lun., nov. 17 - mié., dic. 3
American Airlines Logo
9:40 pm - 10:32 pmEZE-STL
27h 52m1 stop
American Airlines Logo
11:14 am - 7:05 amSTL-EZE
16h 51m2 stops
$941American Airlines
Find Deal
lun., nov. 17 - mié., dic. 3
Delta Logo
8:55 pm - 9:59 pmEZE-STL
28h 04m1 stop
Delta Logo
9:00 am - 7:20 amSTL-EZE
19h 20m1 stop
$970Delta
Find Deal
lun., nov. 17 - mié., dic. 3
LATAM Airlines Logo
4:05 am - 11:39 pmEZE-STL
22h 34m2 stops
LATAM Airlines Logo
6:00 am - 6:20 amSTL-EZE
21h 20m2 stops
$979LATAM Airlines
Find Deal
dom., nov. 16 - mié., dic. 3
LATAM Airlines Logo
6:15 am - 11:41 pmEZE-STL
19h 26m2 stops
LATAM Airlines Logo
6:00 am - 6:20 amSTL-EZE
21h 20m2 stops
$1,214LATAM Airlines
Find Deal
lun., oct. 6 - lun., nov. 17
Delta Logo
8:10 pm - 3:55 pmEZE-STL
21h 45m1 stop
Delta Logo
9:00 am - 10:15 amSTL-EZE
22h 15m2 stops
$1,260Delta
Find Deal
lun., oct. 6 - lun., nov. 17
Logo
2:40 am - 6:07 pmEZE-STL
18h 27m2 stops
Logo
6:00 am - 7:30 pmSTL-EZE
34h 30m1 stop
$1,293
Find Deal
dom., nov. 16 - mié., dic. 3
Air Canada Logo
4:35 pm - 3:18 pmEZE-STL
24h 43m2 stops
Air Canada Logo
4:05 pm - 2:30 pmSTL-EZE
20h 25m2 stops
$1,380Air Canada
Find Deal
mié., sep. 24 - dom., sep. 28
Air Canada Logo
4:35 pm - 3:18 pmEZE-STL
24h 43m2 stops
Air Canada Logo
4:05 pm - 2:30 pmSTL-EZE
20h 25m2 stops
$1,385Air Canada
Find Deal
mié., sep. 24 - dom., sep. 28
Logo
3:40 am - 11:59 pmEZE-STL
22h 19m2 stops
Logo
1:30 pm - 2:30 pmSTL-EZE
23h 00m2 stops
$2,225
Find Deal
lun., sep. 8 - mar., sep. 16

Air Canada flights from Argentina to St. Louis

Our best Air Canada deals on Argentina to St. Louis flight tickets
Air Canada
Sep 24
EZE4:35 pmBuenos Aires Ministro Pistarini
24h 43m
2 stops
STL3:18 pmLambert-St Louis
Sep 28
STL4:05 pmLambert-St Louis
20h 25m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,380
Find similar
Air Canada
Sep 24
EZE4:35 pmBuenos Aires Ministro Pistarini
24h 43m
2 stops
STL3:18 pmLambert-St Louis
Sep 28
STL4:05 pmLambert-St Louis
20h 25m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,385
Find similar
Air Canada
Sep 24
EZE4:35 pmBuenos Aires Ministro Pistarini
24h 43m
2 stops
STL3:18 pmLambert-St Louis
Sep 28
STL9:15 amLambert-St Louis
27h 15m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,598
Find similar

Delta flights from Argentina to St. Louis

Our best Delta deals on Argentina to St. Louis flight tickets
Delta
Nov 17
EZE8:55 pmBuenos Aires Ministro Pistarini
28h 04m
1 stop
STL9:59 pmLambert-St Louis
Dec 3
STL9:00 amLambert-St Louis
19h 20m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
$970
Find similar
Delta
Oct 6
EZE8:10 pmBuenos Aires Ministro Pistarini
21h 45m
1 stop
STL3:55 pmLambert-St Louis
Nov 17
STL9:00 amLambert-St Louis
22h 15m
2 stops
EZE10:15 amBuenos Aires Ministro Pistarini
$1,260
Find similar
Delta
Sep 9
EZE8:10 pmBuenos Aires Ministro Pistarini
20h 27m
1 stop
STL2:37 pmLambert-St Louis
Sep 16
STL7:10 amLambert-St Louis
20h 45m
2 stops
EZE5:55 amBuenos Aires Ministro Pistarini
$1,608
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Argentina to St. Louis 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 agosto 14, 2025.
Use the filters below to find and compare flights from Argentina to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 11/17

9:40 pm-12:37 pm

2 stops17h 57m

Lambert-St Louis

mié. 12/3

11:14 am-7:05 am

2 stops16h 51m

$930

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 11/17

9:40 pm-10:32 pm

1 stop27h 52m

Lambert-St Louis

mié. 12/3

11:14 am-7:05 am

2 stops16h 51m

$941

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 11/17

8:55 pm-9:59 pm

1 stop28h 04m

Lambert-St Louis

mié. 12/3

9:00 am-7:20 am

1 stop19h 20m

$970

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

dom. 11/16

4:05 am-11:39 pm

2 stops22h 34m

Lambert-St Louis

mié. 12/3

6:00 am-6:20 am

2 stops21h 20m

$979

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 10/6

6:15 am-11:41 pm

2 stops19h 26m

Lambert-St Louis

lun. 11/17

6:00 am-6:20 am

2 stops21h 20m

$1,214

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 10/6

8:10 pm-3:55 pm

1 stop21h 45m

Lambert-St Louis

lun. 11/17

9:00 am-10:15 am

2 stops22h 15m

$1,260

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

dom. 11/16

2:40 am-6:07 pm

2 stops18h 27m

Lambert-St Louis

mié. 12/3

6:00 am-7:30 pm

1 stop34h 30m

$1,293

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

mié. 9/24

4:35 pm-3:18 pm

2 stops24h 43m

Lambert-St Louis

dom. 9/28

4:05 pm-2:30 pm

2 stops20h 25m

$1,380

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

mié. 9/24

4:35 pm-3:18 pm

2 stops24h 43m

Lambert-St Louis

dom. 9/28

4:05 pm-2:30 pm

2 stops20h 25m

$1,385

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 9/8

3:40 am-11:59 pm

2 stops22h 19m

Lambert-St Louis

mar. 9/16

1:30 pm-2:30 pm

2 stops23h 00m

$2,225

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

How to get the cheapest flight ticket from Argentina to St. Louis

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 day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Monday when prices can be found for as low as $958. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,214. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Argentina in the morning is the least expensive time of day to depart. momondo users have found prices as low as $958 when looking at flights departing in the morning. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $1,171 per ticket.

Can stopping save me money on Argentina to St. Louis flights?

You could potentially save up to 36% on your flight if you consider stops on a Argentina to St. Louis flight.

Cheap Argentina to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Argentina to St. Louis

Best Price Found

$930

Fastest flight time

17h 57m

Direct flights

None

Airports in St. Louis

1 airport
The best flight deal from Argentina to St. Louis found on momondo in the last 72 hours is $930
The fastest flight from Argentina to St. Louis takes 17h 57m
There are no direct flights from Argentina to St. Louis. Popular non-direct route for this connection is Buenos Aires Ministro Pistarini Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from Argentina to Lambert-St Louis Airport?

    Prices for flights from Argentina to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Argentina to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Argentina to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport 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.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
Fenton
Wentzville
Collinsville
Alton
St. Peters
Farmington
Festus
Glencoe
Eureka
Clayton
Edwardsville
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Argentina to St. Louis?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Argentina to St. Louis. momondo saves you time and could save you money on your trip.

Can I find flights from Argentina to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Argentina with this policy.

How can momondo help me find flights from Argentina to St. Louis?

Once you have performed a search for Argentina to St. Louis 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 Argentina to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Argentina to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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