Buenos Aires to Posadas AEP, EZE → PSS
Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE) → Posadas Airport (PSS)
The cheapest return found recently is $310 with Aerolineas Argentinas, 25 Oct – 27 Oct, found 5 days ago. The cheapest one-way found recently is $101 with JetSmart, 28 Dec, found 2 days ago.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$310
25 Oct – 27 Oct · Aerolineas Argentinas
Jorge Newbery Airport (AEP) → Posadas Airport (PSS)
Leaves 10:00 a.m. · Return leaves 10:35 a.m. · 3 h 20 min of travel, both ways together
out nonstop, back nonstop
found 5 days ago
Cheapest nonstop return
$310
25 Oct – 27 Oct · Aerolineas Argentinas
Jorge Newbery Airport (AEP) → Posadas Airport (PSS)
Leaves 10:00 a.m. · Return leaves 10:35 a.m. · 3 h 20 min of travel, both ways together
out nonstop, back nonstop
found 5 days ago
Found recently, and the cheapest we hold
$310 25 Oct – 27 Octfound 5 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 12 days, 24 Sept to 17 Oct, the cheapest return we saw each day was $74 to $310.
At $310, the cheapest return found recently is at the high end of that range.
12 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?
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 2-night return fares leaving within 3 days of 25 Oct to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Oct – 27 Oct | $310 | Aerolineas Argentinas | Jorge Newbery Airport (AEP) → Posadas Airport (PSS) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
Airlines on the cheapest dates: Aerolineas Argentinas.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $73 to $108.
Cheapest one-way found recently
$101
28 Dec · JetSmart
Jorge Newbery Airport (AEP) → Posadas Airport (PSS)
Leaves 4:07 p.m. · 1 h 36 min trip
nonstop
found 2 days ago
Cheapest nonstop one-way
$101
28 Dec · JetSmart
Jorge Newbery Airport (AEP) → Posadas Airport (PSS)
Leaves 4:07 p.m. · 1 h 36 min trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$101 28 Decfound 2 days agoOpen this trip
$45 26 Jan 2027found 4 days agoOpen this trip
What have prices looked like?
Over 18 days, 30 Sept to 18 Oct, the cheapest one-way we saw each day was $38 to $102.
18 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 3 departure dates from 26 Dec to 26 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?
No. We hold one-way fares on 1 other departure date within 3 days of 28 Dec, and it is not cheaper.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 26 Dec | $114 | JetSmart | Jorge Newbery Airport (AEP) → Posadas Airport (PSS) | nonstop | found 2 days ago | Open this trip |
| 28 Dec | $101 | JetSmart | Jorge Newbery Airport (AEP) → Posadas Airport (PSS) | nonstop | found 2 days ago | Open this trip |
| 26 Jan 2027 | $45 | Aerolineas Argentinas | Jorge Newbery Airport (AEP) → Posadas Airport (PSS) | nonstop | found 4 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $45.
Airlines on the cheapest dates: JetSmart, Aerolineas Argentinas.
Premium cabin fares from Buenos Aires to Posadas
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 25 Oct – 27 Oct in another cabin: Premium economy · Business · First
Today's prices for 28 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Buenos Aires to Posadas?
Return
Not enough history yet: in 12 days of return prices, 24 Sept to 17 Oct, fewer than 3 booking ranges had prices on 7 days or more.
One-way
Not enough history yet: in 18 days of one-way prices, 30 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 25 Oct – 27 Oct. 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