Cheap flights from St. Louis to Buenos Aires from £379

Cheap flights from St. Louis to Buenos Aires from £379

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3 stops
Wed, Jul 22
St. Louis STLBuenos Aires EZE
£379
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2 stops
Wed, Jul 22
St. Louis STLBuenos Aires EZE
£435
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2 stops
Fri, Jul 24
St. Louis STLBuenos Aires EZE
£443
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3 stops
Wed, Jul 22
St. Louis STLBuenos Aires EZE
£445
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3 stops
Tue, Jul 21
St. Louis STLBuenos Aires AEP
£471
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2 stops
Fri, Jul 24
St. Louis STLBuenos Aires EZE
£477
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3 stops
Wed, Jul 22 – Wed, Jul 29
St. Louis STLBuenos Aires EZE
£712
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2 stops
Wed, Jul 22 – Wed, Jul 29
St. Louis STLBuenos Aires EZE
£777
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3 stops
Wed, Jul 22 – Tue, Jul 28
St. Louis STLBuenos Aires EZE
£824
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3 stops
Wed, Jul 22 – Tue, Jul 28
St. Louis STLBuenos Aires EZE
£842
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3 stops
Wed, Jul 22 – Tue, Jul 28
St. Louis STLBuenos Aires EZE
£852
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2 stops
Wed, Jul 22 – Tue, Jul 28
St. Louis STLBuenos Aires EZE
£889
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How much do flights to Buenos Aires cost?

Cheapest one-way trip

£379

Cheapest round-trip

£712

Average round-trip

£889

Includes rare itinerary

Travel hack

Most popular airline

Frontier Airlines

Getting from Buenos Aires airport to the city center

Fastest options: taxi and remis services. Best value: public bus (Colectivo) line 8.

Buenos Aires is served by Ministro Pistarini International Airport (EZE), commonly known as Ezeiza, located 35 km southwest of the city center. This is the main international gateway for airport transfers to city center destinations in Buenos Aires. The domestic airport, Aeroparque Jorge Newbery (AEP), sits just 2 km northeast of downtown along the Río de la Plata waterfront. Transport options include licensed taxis, remis (private car services), public buses, shuttle services, and ride-hailing apps. Journey times vary significantly based on traffic conditions, particularly for Ezeiza transfers during peak hours.

How to get from Ministro Pistarini International Airport (EZE) to Buenos Aires?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

40-90 min

$45,000 – $65,000; fixed rate to city center zones (approx. USD 40–60)

on-demand 24/7 (traffic dependent)

door-to-door convenience

50-90 min

$15,000 – $20,000; one-way fare (approx. USD 14–18)

every 30 min (traffic dependent)

budget with comfort

120-180 min

$500 – $800; SUBE card required (approx. USD 0.50–0.75)

every 20–40 min (traffic dependent)

lowest cost option

40-90 min

$50,000 – $75,000; pre-booked fixed rate (approx. USD 45–70)

on-demand 24/7 (traffic dependent)

pre-arranged transfers

How to get from Aeroparque Jorge Newbery (AEP) to Buenos Aires?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

10-25 min

$5,000 – $12,000; metered fare (approx. USD 5–11)

on-demand 24/7 (traffic dependent)

quick city center access

15-40 min

$400 – $700; SUBE card required (approx. USD 0.35–0.65)

every 10–20 min (traffic dependent)

budget travelers

10-25 min

$4,000 – $10,000; surge pricing may apply (approx. USD 4–9)

on-demand 24/7 (traffic dependent)

app-based convenience

Notes:

  • Prices in ARS; table created in 2025 and subject to change.
  • A SUBE card is required for all public bus travel in Buenos Aires and can be purchased at kiosks and subway stations.
  • Traffic between Ezeiza and the city center can be heavy during rush hours (7–10 AM and 5–8 PM), significantly increasing travel times.
  • Official airport taxis operate with fixed zone-based fares from Ezeiza; always use licensed services from the arrivals hall.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Buenos Aires

Depart from
St. Louis Lambert International
Arrive to
Aeroparque Jorge Newbery
Average flights per week
400
Flight distance
Worth visiting
La Boca, Buenos Aires - Recoleta

Check-in for a flight from St. Louis to Buenos Aires

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
AviancaAVAAVNo
LATAM AirlinesLANLAYes
Copa AirlinesCMPCMYes
VolarisVOIY4No

Online check-in is not available for these airlines.

Weather in Buenos Aires

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January29°C21°C
February28°C20°C
March25°C18°C
April21°C15°C
May17°C12°C
June14°C9°C
July13°C8°C
August15°C9°C
September17°C11°C
October20°C13°C
November24°C16°C
December27°C19°C
Hottest Month
29°C
January
Coldest month
8°C
July
Sunny days
308
days per year

14 day forecast

Saturday
18 Jul
89%
17°C12°C
25 Jul
12%
14°C11°C
Sunday
19 Jul
85%
12°C10°C
26 Jul
18%
13°C10°C
Monday
20 Jul
25%
12°C9°C
27 Jul
57%
14°C10°C
Tuesday
21 Jul
38%
13°C10°C
28 Jul
94%
14°C13°C
Wednesday
22 Jul
80%
11°C10°C
29 Jul
63%
16°C13°C
Thursday
23 Jul
11%
13°C9°C
30 Jul
73%
15°C12°C
Friday
24 Jul
13%
14°C11°C
31 Jul
14°C10°C
Book your trip to arrive at Aeroparque Jorge Newbery, or Ministro Pistarini International. The most popular airlines for this route are Frontier Airlines, Avianca, LATAM Airlines, Copa Airlines, and Volaris. St. Louis and Buenos Aires have 400 direct flights per week. When you arrive at Buenos Aires, consider visiting La Boca, Buenos Aires, and Recoleta.

Frequently asked questions

What are the most popular routes to and from St. Louis?
Travelers frequently search for route combinations, such as St. Louis and London, Las Vegas, Orlando, Cancún, Denver, Los Angeles, San Francisco, Mexico City, Cali, Ottawa, Lima, Toronto, Edmonton, San José, Reykjavik, Kelowna, Tuxtla Gutiérrez, Sydney, Fort Lauderdale, Washington, D.C..
What are the most popular routes to and from Buenos Aires?
Travelers frequently search for route combinations, such as Buenos Aires and El Calafate, Puerto Iguazú, London, Bariloche, Mendoza, Ushuaia, Santiago de Chile, Salta, Lima, Rio de Janeiro, Córdoba, São Paulo, Asunción, Bogotá, Madrid, Cusco, Mexico City, Florianópolis, San Salvador de Jujuy, Birmingham.
What airports are near St. Louis?
The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, MidAmerica St. Louis, Columbia Regional, General Wayne A. Downing Peoria International, Abraham Lincoln Capital, Evansville Regional, Central Illinois Regional, Waynesville-St. Robert Regional, Cape Girardeau Regional, Williamson County Regional.
Which airlines fly between St. Louis and Buenos Aires?
Currently, you can fly between St. Louis and Buenos Aires with Frontier Airlines, Avianca, LATAM Airlines, Copa Airlines, Volaris.
When’s the best time to travel between St. Louis and Buenos Aires?
If you don’t have specific dates for your trip between St. Louis and Buenos Aires, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between St. Louis and Buenos Aires?
Traveling between St. Louis and Buenos Aires, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near St. Louis?
There are a number of airports in and around St. Louis. The main one is St. Louis Lambert International and other nearby airports include St. Louis Lambert International, MidAmerica St. Louis, Columbia Regional, General Wayne A. Downing Peoria International, Abraham Lincoln Capital, Evansville Regional, Central Illinois Regional, Waynesville-St. Robert Regional, Cape Girardeau Regional, Williamson County Regional
What time do nonstop (direct) flights between St. Louis and Buenos Aires depart?
This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from St. Louis, such as morning, afternoon, evening, or night, or select the exact hours for departure.
What time do nonstop (direct) flights between St. Louis and Buenos Aires arrive?
This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Buenos Aires, such as morning, afternoon, evening, or night, or select the exact hours for arrival.
What time do flights between St. Louis and Buenos Aires depart?
What time do flights between St. Louis and Buenos Aires arrive?

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