Buenos Aires to Lisbon AEP, EZE → LIS
Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE) → Lisbon Portela Airport (LIS)
The cheapest return found recently is $1,078 with LATAM Airlines Group, 24 Oct – 10 Nov, found today.
Return
The cheapest return fare on each of 4 departure dates is usually $1,181 to $1,247.
Cheapest return found recently
$1,078
24 Oct – 10 Nov · LATAM Airlines Group
Jorge Newbery Airport (AEP) → Lisbon Portela Airport (LIS)
Leaves 9:45 p.m. · Return leaves 8:50 a.m. · 43 h 45 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
$1,078 24 Oct – 10 Novfound todaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $905 to $1,324.
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 4 departure dates from 24 Oct to 1 Jun 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 17-night return fares leaving within 3 days of 24 Oct to compare.
Every date we hold
7 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Oct – 10 Nov | $1,078 | LATAM Airlines Group | Jorge Newbery Airport (AEP) → Lisbon Portela Airport (LIS) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 16 Nov – 17 Nov | $1,219 | Aerolineas Argentinas | Jorge Newbery Airport (AEP) → Lisbon Portela Airport (LIS) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 22 Dec – 27 Jan 2027 | $1,331 | LATAM Airlines Group | Jorge Newbery Airport (AEP) → Lisbon Portela Airport (LIS) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 1 Jun 2027 – 30 Jun 2027 | $1,215 | LATAM Airlines Group | Jorge Newbery Airport (AEP) → Lisbon Portela Airport (LIS) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $1,078.
Airlines on the cheapest dates: LATAM Airlines Group, Aerolineas Argentinas.
Premium cabin fares from Buenos Aires to Lisbon
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 24 Oct – 10 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Buenos Aires to Lisbon?
Return
Fares 90 to 179 days before departure were typically 10% lower than 14 to 29 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 |
|---|---|---|---|---|
| 14–29 days | $1,219 | $905 | +11% | 13 |
| 30–59 days | $1,128 | $1,111 | +3% | 22 |
| 60–89 days | $1,331 | $1,058 | +21% | 9 |
| 90–179 days | $1,098 | $962 | Cheapest seen | 16 |
| 180+ days | $1,331 | $1,174 | +21% | 9 |
Live price for these dates
The cheapest return found recently is for 24 Oct – 10 Nov. 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