Buenos Aires to London AEP, EZE → LGW, LHR, LTN, STN
Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE) → London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), Stansted Airport (STN)
The cheapest return found recently is $1,374 with avianca airlines, 23 Apr 2027 – 24 May 2027, found yesterday. The cheapest one-way found recently is $732 with ITA Airways, 17 Nov, found 3 days ago.
Return
The cheapest return fare on each of 8 departure dates is usually $1,243 to $1,453.
Cheapest return found recently
$1,374
23 Apr 2027 – 24 May 2027 · avianca airlines
Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR)
Leaves 7:10 a.m. · Return leaves 2:05 p.m. · 72 h 55 min of travel, both ways together
out 2 stops, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$1,374 23 Apr 2027 – 24 May 2027found yesterdaySee prices for these dates
$1,208 15 Nov – 22 Novfound 3 days agoSee prices for these dates
What have prices looked like?
Over 23 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $1,008 to $1,210.
At $1,374, the cheapest return found recently is above that range.
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 8 departure dates from 20 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 31-night return fares leaving within 3 days of 23 Apr 2027 to compare.
Every date we hold
16 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Oct – 11 Nov | $1,216 | ITA Airways | Ministro Pistarini Airport (EZE) → Stansted Airport (STN) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 4 Nov – 13 Nov | $1,287 | LATAM Airlines Group | Ministro Pistarini Airport (EZE) → London Luton Airport (LTN) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 15 Nov – 22 Nov | $1,208 | Air Canada | Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 20 Dec – 28 Dec | $1,689 | ITA Airways | Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 30 Dec – 11 Jan 2027 | $1,732 | Air Canada | Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR) | out 1 stop, back 2 stops | found yesterday | See prices for these dates |
| 24 Mar 2027 – 8 Apr 2027 | $1,252 | LATAM Airlines Group | Ministro Pistarini Airport (EZE) → London Luton Airport (LTN) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 23 Apr 2027 – 24 May 2027 | $1,374 | avianca airlines | Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
| 1 Jun 2027 – 18 Jun 2027 | $1,316 | LATAM Airlines Group | Jorge Newbery Airport (AEP) → London Heathrow Airport (LHR) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $1,208.
Airlines on the cheapest dates: LATAM Airlines Group, ITA Airways, Air Canada, avianca airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$732
17 Nov · ITA Airways
Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR)
Leaves 1:55 p.m. · 16 h 45 min trip
stops unknown
found 3 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$732 17 Novfound 3 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 22 days, 24 Sept to 16 Oct, the cheapest one-way we saw each day was $352 to $732.
At $732, the cheapest one-way found recently is at the high end of that range.
22 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 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 17 Nov to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 17 Nov | $732 | ITA Airways | Ministro Pistarini Airport (EZE) → London Heathrow Airport (LHR) | stops unknown | found 3 days ago | Open this trip |
Airlines on the cheapest dates: ITA Airways.
Premium cabin fares from Buenos Aires to London
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 23 Apr 2027 – 24 May 2027 in another cabin: Premium economy · Business · First
Today's prices for 17 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Buenos Aires to London?
Return
Fares 30 to 59 days before departure were typically 37% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (23 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 | $1,683 | $1,216 | +59% | 9 |
| 7–13 days | $1,311 | $1,311 | +24% | 8 |
| 14–29 days | $1,259 | $1,191 | +19% | 15 |
| 30–59 days | $1,059 | $1,008 | Cheapest seen | 22 |
| 60–89 days | $1,244 | $1,114 | +18% | 10 |
| 90–179 days | $1,177 | $1,177 | +11% | 15 |
| 180+ days | $1,093 | $1,093 | +3% | 15 |
One-way
Not enough history yet: in 22 days of one-way prices, 24 Sept to 16 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 23 Apr 2027 – 24 May 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