Cheap flights from Formosa to Buenos Aires from $106 FMA → AEP
El Pucu Airport (FMA) → Jorge Newbery Airport (AEP)
The cheapest one-way found recently is $106 with Aerolineas Argentinas, 21 Dec, found yesterday.
- Cheapest one-way found recently
- $106, Aerolineas Argentinas, found yesterday
- Cheapest month to fly
- December 2026, one-way fares from $106 found in the last 7 days
- Airlines with nonstop flights
- Aerolineas Argentinas
- Shortest nonstop flight found
- 1 h 45 min
One-way
The cheapest one-way fare on each of 5 departure dates is usually $111 to $162.
Cheapest one-way found recently
$106
21 Dec · Aerolineas Argentinas
El Pucu Airport (FMA) → Jorge Newbery Airport (AEP)
Leaves 1:40 p.m. · 1 h 45 min trip
nonstop
found yesterday
Cheapest nonstop one-way
$106
21 Dec · Aerolineas Argentinas
El Pucu Airport (FMA) → Jorge Newbery Airport (AEP)
Leaves 1:40 p.m. · 1 h 45 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$106 21 Decfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 44 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $98 to $209.
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 5 departure dates from 21 Nov to 25 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?
We hold no other one-way fares leaving within 3 days of 21 Dec to compare.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 21 Nov | $162 | Aerolineas Argentinas | El Pucu Airport (FMA) → Jorge Newbery Airport (AEP) | nonstop | found yesterday | Open this trip |
| 21 Dec | $106 | Aerolineas Argentinas | El Pucu Airport (FMA) → Jorge Newbery Airport (AEP) | nonstop | found yesterday | Open this trip |
| 30 Dec | $170 | Aerolineas Argentinas | El Pucu Airport (FMA) → Jorge Newbery Airport (AEP) | nonstop | found yesterday | Open this trip |
| 20 Mar 2027 | $156 | Aerolineas Argentinas | El Pucu Airport (FMA) → Jorge Newbery Airport (AEP) | nonstop | found yesterday | Open this trip |
| 25 Mar 2027 | $111 | Aerolineas Argentinas | El Pucu Airport (FMA) → Jorge Newbery Airport (AEP) | nonstop | found yesterday | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $106.
Airlines on the cheapest dates: Aerolineas Argentinas.
Premium cabin fares from Formosa 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 21 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Formosa to Buenos Aires?
One-way
Fares 7 to 13 days before departure were typically 23% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 12 Nov (44 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 | $209 | $190 | +31% | 13 |
| 7–13 days | $160 | $138 | Cheapest seen | 31 |
| 14–29 days | $167 | $138 | +4% | 11 |
| 30–59 days | $170 | $98 | +6% | 15 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Asuncion → Buenos Aires
119 km from Formosa
$237
2 Jan 2027 – 11 Jan 2027 · ASU → AEP · out nonstop, back nonstop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Asuncion → Buenos Aires
119 km from Formosa
$89
$17 less than flying from Formosa
8 Feb 2027 · ASU → AEP · nonstop
found yesterday
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest one-way found recently is for 21 Dec. 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 one-way flight from Formosa to Buenos Aires?
The cheapest one-way found recently is $106 with Aerolineas Argentinas, 21 Dec, found yesterday. The cheapest one-way fare on each of 5 departure dates is usually $111 to $162.
What is the cheapest month to fly from Formosa to Buenos Aires?
December 2026 is the cheapest month for a one-way, from $106, 21 Dec, found yesterday.
How far ahead should I book a flight from Formosa to Buenos Aires?
In 44 days of prices between 24 Sept and 12 Nov, one-way fares 7 to 13 days before departure were typically 23% lower than 0 to 6 days before departure.
Is there a direct flight from Formosa to Buenos Aires?
Yes, the cheapest nonstop one-way found recently is $106 with Aerolineas Argentinas, 21 Dec, found yesterday.
How long is the flight from Formosa to Buenos Aires?
The cheapest nonstop one-way found recently, with Aerolineas Argentinas on 21 Dec, takes 1 h 45 min from El Pucu Airport (FMA) to Jorge Newbery Airport (AEP).
Which airlines have the cheapest flights from Formosa to Buenos Aires?
Between 21 Nov and 25 Mar 2027, Aerolineas Argentinas has the cheapest one-way on all 5 departure dates we hold.
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