Mexico City to Buenos Aires MEX, NLU, TLC → AEP, EZE
Benito Juarez International Airport (MEX), Felipe Angeles International Airport (NLU), Toluca International Airport (TLC) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)
The cheapest return found recently is $678 with LATAM Airlines Group, 10 Jan 2027 – 19 Feb 2027, found today. The cheapest one-way found recently is $518 with Viva Aerobus, 13 Dec, found 2 days ago.
Return
The cheapest return fare on each of 11 departure dates is usually $778 to $1,035.
Cheapest return found recently
$678
10 Jan 2027 – 19 Feb 2027 · LATAM Airlines Group
Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE)
Leaves 7:50 p.m. · Return leaves 10:30 p.m. · 31 h 35 min of travel, both ways together
out 1 stop, back 1 stop
found today
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$678 10 Jan 2027 – 19 Feb 2027found todaySee prices for these dates
$652 21 Nov – 28 Novfound 2 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $652 to $804.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 11 departure dates from 9 Nov to 12 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 40-night return fares leaving within 3 days of 10 Jan 2027 to compare.
Every date we hold
24 fares on 11 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 9 Nov – 22 Nov | $982 | Volaris | Felipe Angeles International Airport (NLU) → Ministro Pistarini Airport (EZE) | out 2 stops, back 3 stops | found yesterday | See prices for these dates |
| 21 Nov – 28 Nov | $652 | avianca airlines | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 1 Dec – 15 Dec | $704 | LATAM Airlines Peru | Benito Juarez International Airport (MEX) → Jorge Newbery Airport (AEP) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 18 Dec – 20 Dec | $1,200 | Arajet | Felipe Angeles International Airport (NLU) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 25 Dec – 9 Jan 2027 | $1,241 | Copa Airlines | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 2 stops | found yesterday | See prices for these dates |
| 29 Dec – 9 Jan 2027 | $1,019 | LATAM Airlines Group | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 1 Jan 2027 – 8 Jan 2027 | $1,050 | Copa Airlines | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 3 stops | found yesterday | See prices for these dates |
| 4 Jan 2027 – 17 Jan 2027 | $906 | Copa Airlines | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 9 Jan 2027 – 16 Jan 2027 | $1,011 | LATAM Airlines Group | Benito Juarez International Airport (MEX) → Jorge Newbery Airport (AEP) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 10 Jan 2027 – 19 Feb 2027 | $678 | LATAM Airlines Group | Benito Juarez International Airport (MEX) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 12 Feb 2027 – 19 Feb 2027 | $852 | LATAM Airlines Group | Benito Juarez International Airport (MEX) → Jorge Newbery Airport (AEP) | out 1 stop, back 1 stop | found today | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $652.
Airlines on the cheapest dates: LATAM Airlines Group, Copa Airlines, Volaris, avianca airlines, LATAM Airlines Peru, Arajet.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$518
13 Dec · Viva Aerobus
Felipe Angeles International Airport (NLU) → Ministro Pistarini Airport (EZE)
Leaves 8:40 p.m. · 32 h trip
2 stops
found 2 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$518 13 Decfound 2 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $290 to $569.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 13 Dec to compare.
Every date we hold
3 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 13 Dec | $518 | Viva Aerobus | Felipe Angeles International Airport (NLU) → Ministro Pistarini Airport (EZE) | 2 stops | found 2 days ago | Open this trip |
| 1 Feb 2027 | $1,076 | Volaris | Toluca International Airport (TLC) → Ministro Pistarini Airport (EZE) | 2 stops | found 3 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $518.
Airlines on the cheapest dates: Viva Aerobus, Volaris.
Premium cabin fares from Mexico City to Buenos Aires
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 10 Jan 2027 – 19 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 13 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Mexico City to Buenos Aires?
Return
Fares 30 to 59 days before departure were typically 30% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $982 | $743 | +43% | 13 |
| 7–13 days | $869 | $743 | +27% | 18 |
| 14–29 days | $867 | $707 | +27% | 21 |
| 30–59 days | $685 | $652 | Cheapest seen | 22 |
| 60–89 days | $991 | $804 | +45% | 19 |
| 90–179 days | $826 | $724 | +21% | 21 |
| 180+ days | $816 | $816 | +19% | 8 |
One-way
Fares 180 or more days before departure were typically 24% lower than 30 to 59 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $395 | $367 | +31% | 23 |
| 90–179 days | $438 | $290 | +46% | 19 |
| 180+ days | $301 | $301 | Cheapest seen | 10 |
Live price for these dates
The cheapest return found recently is for 10 Jan 2027 – 19 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work