Cheap flights from Brasilia to Buenos Aires from $178 BSB → AEP, EZE
Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)
The cheapest return found recently is $618 with LATAM Airlines Group, 18 Jan 2027 – 18 Jan 2027, found yesterday. The cheapest one-way found recently is $178 with Azul Airlines, 15 Jan 2027, found yesterday.
- Cheapest one-way found recently
- $178, found yesterday
- Cheapest return found recently
- $618, 18 Jan 2027 to 18 Jan 2027
- Cheapest month to fly
- January 2027, one-way fares from $178 found in the last 7 days
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$618
18 Jan 2027 – 18 Jan 2027 · LATAM Airlines Group
Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP)
Leaves 4:35 a.m. · Return leaves 6:20 p.m. · 22 h 5 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$618 18 Jan 2027 – 18 Jan 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 48 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $444 to $618.
At $618, the cheapest return found recently is at the high end of that range.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 0-night return fares leaving within 3 days of 18 Jan 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Jan 2027 – 18 Jan 2027 | $618 | LATAM Airlines Group | Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
Airlines on the cheapest dates: LATAM Airlines Group.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $178 to $192.
Cheapest one-way found recently
$178
15 Jan 2027 · Azul Airlines
Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP)
Leaves 6:05 a.m. · 11 h 15 min trip
1 stop
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$178 15 Jan 2027found yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 50 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $164 to $252.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 15 Jan 2027 to 1 Mar 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?
No. We hold one-way fares on 1 other departure date within 3 days of 15 Jan 2027, and it is not cheaper.
Every date we hold
5 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Jan 2027 | $178 | Azul Airlines | Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP) | 1 stop | found yesterday | Open this trip |
| 18 Jan 2027 | $178 | Azul Airlines | Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP) | 1 stop | found yesterday | Open this trip |
| 8 Feb 2027 | $214 | Gol Transportes Aéreos | Brasilia International Airport (BSB) → Jorge Newbery Airport (AEP) | 1 stop | found 3 days ago | Open this trip |
| 1 Mar 2027 | $184 | LATAM Airlines Group | Brasilia International Airport (BSB) → Ministro Pistarini Airport (EZE) | 1 stop | found 2 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $178.
Airlines on the cheapest dates: Azul Airlines, Gol Transportes Aéreos, LATAM Airlines Group.
Premium cabin fares from Brasilia 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 18 Jan 2027 – 18 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 15 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Brasilia to Buenos Aires?
Return
Fares 30 to 59 days before departure were typically 9% lower than 14 to 29 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (48 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 |
|---|---|---|---|---|
| 14–29 days | $593 | $539 | +10% | 16 |
| 30–59 days | $540 | $444 | Cheapest seen | 30 |
| 90–179 days | $606 | $606 | +12% | 8 |
One-way
Fares 14 to 29 days before departure were typically 31% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 12 Nov (50 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 | $301 | $252 | +45% | 11 |
| 14–29 days | $208 | $164 | Cheapest seen | 15 |
| 30–59 days | $208 | $203 | +0% | 16 |
| 60–89 days | $218 | $178 | +5% | 16 |
| 90–179 days | $227 | $178 | +9% | 42 |
| 180+ days | $213 | $213 | +2% | 7 |
Live price for these dates
The cheapest return found recently is for 18 Jan 2027 – 18 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Brasilia to Buenos Aires?
The cheapest return found recently is $618 with LATAM Airlines Group, 18 Jan 2027 to 18 Jan 2027, found yesterday.
How much is a one-way flight from Brasilia to Buenos Aires?
The cheapest one-way found recently is $178 with Azul Airlines, 15 Jan 2027, found yesterday. The cheapest one-way fare on each of 4 departure dates is usually $178 to $192.
What is the cheapest month to fly from Brasilia to Buenos Aires?
January 2027 is the cheapest month for a one-way, from $178, 15 Jan 2027, found yesterday.
How far ahead should I book a flight from Brasilia to Buenos Aires?
In 48 days of prices between 24 Sept and 12 Nov, return fares 30 to 59 days before departure were typically 9% lower than 14 to 29 days before departure. In 50 days of prices between 24 Sept and 12 Nov, one-way fares 14 to 29 days before departure were typically 31% lower than 0 to 6 days before departure.
How long is the flight from Brasilia to Buenos Aires?
The cheapest one-way found recently, with Azul Airlines on 15 Jan 2027, takes 11 h 15 min with 1 stop.
Which airlines have the cheapest flights from Brasilia to Buenos Aires?
Between 15 Jan 2027 and 1 Mar 2027, Azul Airlines has the cheapest one-way on 2 of the 4 departure dates we hold, Gol Transportes Aéreos on 1 and LATAM Airlines Group on 1.
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