Cheap flights from Santiago Chile to Buenos Aires

Q: What are the cheapest airlines?

Aerolineas Argentinas, KLM, LATAM. These airlines usually offer the cheapest flights from Santiago Chile to Buenos Aires.

Q: Can I fly direct to Buenos Aires?

LATAM, KLM. You can fly non-stop from Santiago Chile to Buenos Aires with these airlines.

Q: What airlines fly indirectly?

Aerolineas Argentinas, Turkish Airlines. These airlines fly from Santiago Chile to Buenos Aires, but you’ll have at least one layover.

Q: How long is the flight?

2 hrs 55 mins. This is the shortest flight time from Santiago Chile to Buenos Aires.

from as little as £164

1 nights in Buenos Aires, departing Santiago Chile on 09 / Jun / 2025 with Aerolineas Argentinas (price found 12 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from Santiago Chile to Buenos Aires

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The Santiago Chile / Buenos Aires route

All 1148 km of it

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Buenos Aires flight facts

What you need to know

What are the cheapest airlines?

Aerolineas Argentinas
KLM
LATAM

These airlines usually offer the cheapest flights from Santiago Chile to Buenos Aires.

Can I fly direct to Buenos Aires?

LATAM
KLM

You can fly non-stop from Santiago Chile to Buenos Aires with these airlines.

What airlines fly indirectly?

Aerolineas Argentinas
Turkish Airlines

These airlines fly from Santiago Chile to Buenos Aires, but you’ll have at least one layover.

How long is the flight?

2 hrs 55 mins

This is the shortest flight time from Santiago Chile to Buenos Aires.

Alternative flights from the UK to Buenos Aires

Check out prices for other routes

Santiago Chile to Buenos Aires Arpt. Jorge Newbery Airport

from £164 pp

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Santiago Chile to Buenos Aires Ezeiza Ministro Pistarini Airport

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Alternative flights from Santiago Chile to Buenos Aires

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Lima Peru from Santiago Chile

from £291 pp

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Bogota from Santiago Chile

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09 / Jun / 2025 is currently the lowest priced day of the year to fly the Santiago Chile/Buenos Aires route. There are around 23 flights on any given week from the UK to Buenos Aires and the cheapest month to fly right now is June.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)

LOWEST

8 °C

AVG

18 °C

HIGHEST

27 °C

Rainfall (mm)

LOWEST

62 mm

AVG

88.7 mm

HIGHEST

121.1 mm

Key facts about Buenos Aires

Currency

Argentine peso

Language

Spanish

Guaraní

Timezone

3 hrs behind GMT

How to get cheap flights from Santiago Chile to Buenos Aires

Tips and advice from our flight experts

Your flight from Santiago Chile to Buenos Aires should take about 6 hrs 20 mins. We've gone through all 23 of the weekly flights to or via Buenos Aires, operated by four airlines, to help you compare flight prices and times. At the moment, the cheapest flight is £164.

LATAM, KLM & Aerolineas Argentinas are the most popular airlines for flying from Santiago Chile to Buenos Aires. Adjust your search options to look by month, and see how much you could save if you fly during low season.

Buenos Aires actually has one airports – but Buenos Aires Arpt. Jorge Newbery Airport is normally the cheapest one to fly into. If you're not sure who to fly with from Santiago Chile, you might like to know that LATAM is the most popular airline for this route.

But if you can't find one which is right for you, try looking at flights to other cities in Argentina to check out some other options.