Cheap flights from Mexico City to Buenos Aires
from 270 US$
From 613 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 270 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Mexico City to Buenos Aires, a about 7,392 km route (around 9h 44m 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 Aeromexico operate this route.
The airports on this route
About 6 km from central Mexico City
Getting around: Metro (Terminal Aérea station), Metrobús Line 4, authorized taxis and apps
Buy taxi rides at the authorized in-terminal counters; the city sits at ~2,240 m.
About 45 km north of Mexico City, in Zumpango
Getting around: Suburban train, direct buses, taxis and apps
Often has attractive fares, but budget a long transfer to the center (1.5h+).
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 Mexico City to Buenos Aires?
It's usually 2026-09, from 270 USD. Use the price calendar to compare other dates.
How long is the flight from Mexico City to Buenos Aires?
A nonstop flight takes about 9h 44m and covers around 7,392 km. Connecting itineraries take longer.
Are there direct flights from Mexico City to Buenos Aires?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Mexico City to Buenos Aires?
Aeromexico operate this route, among others. Compare them all in the results.
When should I book Mexico City–Buenos Aires 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.
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Mexico City → Buenos Aires · Live fares from 100+ sites — free, with no hidden fees.