Buenos Aires to Quito AEP, EZE → UIO
Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO)
The cheapest return found recently is $654 with LATAM Airlines Group, 16 Mar 2027 – 23 Mar 2027, found yesterday. The cheapest one-way found recently is $346 with LATAM Airlines Group, 17 Jun 2027, found 5 days ago.
Return
The cheapest return fare on each of 7 departure dates is usually $667 to $818.
Cheapest return found recently
$654
16 Mar 2027 – 23 Mar 2027 · LATAM Airlines Group
Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO)
Leaves 7:20 a.m. · Return leaves 4:45 p.m. · 22 h of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
$665
14 Dec – 4 Jan 2027 · avianca airlines
Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO)
Leaves 4:50 p.m. · Return leaves 3:30 a.m. · 20 h 30 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$654 16 Mar 2027 – 23 Mar 2027found yesterdaySee prices for these dates
$614 14 Dec – 4 Jan 2027found 2 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $554 to $686.
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 7 departure dates from 14 Dec to 16 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 7-night return fares leaving within 3 days of 16 Mar 2027 to compare.
Every date we hold
14 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 14 Dec – 4 Jan 2027 | $614 | JetSmart | Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 17 Dec – 9 Jan 2027 | $680 | avianca airlines | Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 19 Dec – 9 Jan 2027 | $895 | LATAM Airlines Group | Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 2 stops | found 2 days ago | See prices for these dates |
| 20 Dec – 20 Dec | $948 | JetSmart | Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 10 Jan 2027 – 18 Jan 2027 | $741 | JetSmart | Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 11 Jan 2027 – 18 Jan 2027 | $695 | JetSmart | Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 16 Mar 2027 – 23 Mar 2027 | $654 | LATAM Airlines Group | Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $614.
Airlines on the cheapest dates: JetSmart, LATAM Airlines Group, avianca airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$346
17 Jun 2027 · LATAM Airlines Group
Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO)
Leaves 3:50 p.m. · 8 h 55 min trip
1 stop
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$346 17 Jun 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 13 days, 26 Sept to 18 Oct, the cheapest one-way we saw each day was $275 to $373.
13 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?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 17 Jun 2027, and it is not cheaper.
Every date we hold
3 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 16 Jun 2027 | $346 | LATAM Airlines Group | Ministro Pistarini Airport (EZE) → Mariscal Sucre International Airport (UIO) | 1 stop | found 5 days ago | Open this trip |
| 17 Jun 2027 | $346 | LATAM Airlines Group | Jorge Newbery Airport (AEP) → Mariscal Sucre International Airport (UIO) | 1 stop | found 5 days ago | Open this trip |
Airlines on the cheapest dates: LATAM Airlines Group.
Premium cabin fares from Buenos Aires to Quito
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 16 Mar 2027 – 23 Mar 2027 in another cabin: Premium economy · Business · First
Today's prices for 17 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Buenos Aires to Quito?
Return
Fares 30 to 59 days before departure were typically 19% 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 | $744 | $744 | +24% | 8 |
| 30–59 days | $600 | $596 | Cheapest seen | 17 |
| 60–89 days | $672 | $554 | +12% | 25 |
| 90–179 days | $630 | $605 | +5% | 17 |
| 180+ days | $667 | $667 | +11% | 8 |
One-way
Not enough history yet: in 13 days of one-way prices, 26 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 16 Mar 2027 – 23 Mar 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