La Paz to Buenos Aires LPB → EZE
El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE)
The cheapest return found recently is $501 with Boliviana de Aviación, 30 Dec – 10 Jan 2027, found 4 days ago. The cheapest one-way found recently is $265 with Boliviana de Aviación, 3 Dec, found 2 days ago.
Return
The cheapest return fare on each of 3 departure dates is usually $504 to $613.
Cheapest return found recently
$501
30 Dec – 10 Jan 2027 · Boliviana de Aviación
El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE)
Leaves 11:50 p.m. · Return leaves 2:55 p.m. · 34 h 10 min of travel, both ways together
out 2 stops, back 2 stops
found 4 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$501 30 Dec – 10 Jan 2027found 4 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 23 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $471 to $788.
23 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 3 departure dates from 30 Dec to 4 Jan 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 11-night return fares leaving within 3 days of 30 Dec to compare.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 30 Dec – 10 Jan 2027 | $501 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 31 Dec – 10 Jan 2027 | $507 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | out 1 stop, back 2 stops | found 4 days ago | See prices for these dates |
| 4 Jan 2027 – 8 Jan 2027 | $719 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $501.
Airlines on the cheapest dates: Boliviana de Aviación.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $279 to $304.
Cheapest one-way found recently
$265
3 Dec · Boliviana de Aviación
El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE)
Leaves 6:00 p.m. · 6 h 50 min trip
2 stops
found 2 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$265 3 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 $230 to $251.
At $265, the cheapest one-way found recently is above that range.
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?
Compared with the cheapest one-way fare on each of 4 departure dates from 3 Dec to 31 Aug 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 one-way fares leaving within 3 days of 3 Dec to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 3 Dec | $265 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | 2 stops | found 2 days ago | Open this trip |
| 10 Jan 2027 | $362 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | 1 stop | found 6 days ago | Open this trip |
| 12 Jan 2027 | $284 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | 1 stop | found 5 days ago | Open this trip |
| 31 Aug 2027 | $284 | Boliviana de Aviación | El Alto International Airport (LPB) → Ministro Pistarini Airport (EZE) | 2 stops | found 4 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $265.
Airlines on the cheapest dates: Boliviana de Aviación.
Premium cabin fares from La Paz 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 30 Dec – 10 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 3 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for La Paz to Buenos Aires?
Return
Not enough history yet: in 23 days of return prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
One-way
The cheapest fares were 90 to 179 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 | $251 | $251 | +1% | 12 |
| 60–89 days | $284 | $251 | +15% | 7 |
| 90–179 days | $248 | $230 | Cheapest seen | 25 |
Live price for these dates
The cheapest return found recently is for 30 Dec – 10 Jan 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