Cheap flights from Buenos Aires to San Juan
from 43 US$
Compare hundreds of airlines Buenos Aires–San Juan
The cheapest month is usually 2026-09 · 43 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Buenos Aires to San Juan, a about 1,004 km route (around 1h 45m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Aerolineas Argentinas, LATAM Chile operate this route.
The airports on this route
About 30 km from central Buenos Aires
Getting around: Direct buses, remises, taxis and apps
The long-haul international gateway; allow 45–75 min to the center.
About 6 km from downtown, on the riverfront
Getting around: Taxis, apps, city buses and remises
Domestic and regional, right in the city: usually the convenient one within the Southern Cone.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Buenos Aires to San Juan?
It's usually 2026-09, from 43 USD. Use the price calendar to compare other dates.
How long is the flight from Buenos Aires to San Juan?
A nonstop flight takes about 1h 45m and covers around 1,004 km. Connecting itineraries take longer.
Are there direct flights from Buenos Aires to San Juan?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Buenos Aires to San Juan?
Aerolineas Argentinas, LATAM Chile operate this route, among others. Compare them all in the results.
When should I book Buenos Aires–San Juan flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
Buenos Aires → San Juan · Live fares from 100+ sites — free, with no hidden fees.