C$92 Cheap Flights from San Luis (LUQ) to Buenos Aires (BUEA)

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Flight deals from San Luis Airport to Buenos Aires

Looking for a cheap last-minute deal or the best return flight from San Luis Airport to Buenos Aires? If you want to travel next month, return fares start from C$309. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Luis to Buenos Aires

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Luis to Buenos Aires flights are currently cheapest in July.

Which airlines fly from San Luis to Buenos Aires?

Alternative San Luis to Buenos Aires routes

Looking for the cheapest, fastest or easiest route from San Luis to Buenos Aires? You could fly into the following airports instead.

San Luis to Buenos Aires: Flight information

The things to know before you go.
Cheapest flight foundC$92
Cheapest month to flyJuly
Average flight time1 hr, 20 mins
Most popular airlineAerolíneas Argentinas
Average flights per week17

Finding cheap flights from San Luis to Buenos Aires: Frequently asked questions

There are 2 airports in Buenos Aires: Buenos Aires Jorge Newbery and Buenos Aires Ministro Pistarini.
The best price we found for a return flight from San Luis to Buenos Aires is C$309. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 20 minutes is the average flight time from San Luis to Buenos Aires.
Aerolíneas Argentinas and LATAM Airlines fly direct from San Luis to Buenos Aires.
As of March 2026, there are 17 flights per week flying from San Luis to Buenos Aires.
The cheapest month to fly from San Luis to Buenos Aires is usually April.
If you're flying from San Luis Airport, the cheapest airport near Buenos Aires is Buenos Aires Jorge Newbery – which is 6.8 km away from the centre of Buenos Aires. We've found flights into this airport from C$309.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Luis Airport to Buenos Aires on Saturday, April 18, 2026.
Yes – the average flight time is 1 hour and 20 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buenos Aires but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buenos Aires is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 22°C. January is typically the warmest month in Buenos Aires, when it usually averages around 30°C. You can expect the least rain in June. The coldest month is July, with temperatures averaging 6°C. The rainiest month is March.
Currently, Aerolíneas Argentinas offers the cheapest flight tickets to Buenos Aires.

Flying from San Luis Airport (LUQ) to Buenos Aires: what you need to know

  • Buenos Aires's timezone is UTC-3, which is the same as San Luis (the location of San Luis Airport).

  • Give yourself plenty of time to catch your flight from LUQ to Buenos Aires. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as August, it's wise to get to the airport earlier than normal. Plan to arrive two hours before domestic departures and four hours ahead of international flights whenever you're travelling during high season in general.

  • Nonstop flights from San Luis Airport (LUQ) to Buenos Aires are available for booking. Jorge Newbery Airport (AEP) is where you'll be touching down.

  • Aerolineas Argentinas is a popular airline that offers direct flights from San Luis Airport to Buenos Aires.

  • Once you've booked your flight tickets from San Luis Airport to Buenos Aires, get your documents ready. A passport or visa isn't necessary since you're travelling within Argentina. As long as you have some other valid proof of identity, like a driver's licence or an ID card, you're good to go.

  • LUQ is about 5 kilometres from central San Luis. If you're catching a cab, ride-sharing or driving from the centre, it'll take 12 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be approximately 54 minutes.

  • Want a handy hotel close to LUQ? If you've booked an early flight from San Luis Airport to Buenos Aires, these stays will put you moments from check-in:

How to find the cheapest flights from San Luis Airport (LUQ) to Buenos Aires

  • The lowest price we've found for a one-way ticket from San Luis Airport to Buenos Aires is C$92. The cheapest price for a return flight is C$309. Bear in mind fares can change due to demand at the time of booking.

  • It's usually best to book early if you're looking for cheap tickets from LUQ to Buenos Aires. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • If you're willing to be flexible with your travel dates, make the most of the 'Whole month' tool. It'll show you the cheapest price in each month when searching for a ticket from San Luis Airport to Buenos Aires.

  • Finding a cheap ticket from LUQ to Buenos Aires is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when there's a better deal.

  • Use the filters to tailor your flights from San Luis Airport to Buenos Aires. Simply enter your ideal arrival and departure times, number of stops and airlines. Or sort your results by 'Cheapest' to find the best deals.

Airports in Buenos Aires

Jorge Newbery Airport (AEP)

  • Jorge Newbery Airport (AEP) to central Buenos Aires is roughly 14 kilometres. It'll take you around 20 minutes to reach the centre driving.

  • When travelling by public transport, expect a journey time of around 38 minutes.

  • If you're coming in on a late flight from San Luis Airport to Buenos Aires, nothing beats the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these accommodation options near AEP:

Ministro Pistarini Airport (EZE)

Best time to go to Buenos Aires

  • It's time to plan your travel dates for your flight from San Luis Airport to Buenos Aires. August is the most popular month to travel to Buenos Aires. If you prefer a quieter atmosphere, go in April.

  • When booking your flight from San Luis Airport to Buenos Aires, think about the type of weather you enjoy. January is the warmest month in Buenos Aires, with the temperature ranging from 19ºC to 31ºC.

  • For cooler conditions, search for a cheap flight from LUQ to Buenos Aires in July when temperatures average between 5ºC and 15ºC.

More about Buenos Aires

Complete your Buenos Aires trip with a car rental

  • Select one of our car rentals in Buenos Aires and see the sights at your leisure. Easily compare companies in one go to find your perfect ride after booking your hotel and cheap flights from San Luis Airport to Buenos Aires.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.