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Cheap flights Buenos Aires — London

Buenos Aires (BUE, AR) London (LON, GB)
from $459 11 128 km ~13h 36m 16 flights found 6 airlines cheapest on Thursday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $459 on 26.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 34 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
26 Nov 2026, Thu
Aerolineas Argentinas AR 1280
13:00
AEP Jorge Newbery Airport
07:15
STN Stansted Airport
18h 15m 2 stops
Kiwi.com
$459
View this ticket
30 Nov 2026, Mon
JetSmart JA 3076
12:20
AEP Jorge Newbery Airport
06:47
STN Stansted Airport
18h 27m 3 stops
Kiwi.com
$495
View this ticket
24 Nov 2026, Tue
JetSmart JA 3880
11:20
AEP Jorge Newbery Airport
04:47
STN Stansted Airport
17h 27m 2 stops
Kiwi.com
$498
View this ticket
26 Nov 2026, Thu
Iberia IB 2604
03:10
EZE Ministro Pistarini Airport
18:00
SEN London Southend Airport
14h 50m 1 stop
Clickavia
$507
View this ticket
18 Nov 2026, Wed
Air Canada AC 91
22:45
EZE Ministro Pistarini Airport
14:10
LHR London Heathrow Airport
15h 25m 2 stops
Aviakassa
$561
View this ticket
13 Dec 2026, Sun
JetSmart JA 3781
21:17
AEP Jorge Newbery Airport
16:40
LHR London Heathrow Airport
19h 23m 2 stops
Aviakassa
$648
View this ticket
Route characteristics
Distance
11 128 km
Flight time
13h 36m
Time difference
+3h
Minimum price
from $459 (26.11.2026)
Average price
$690
Maximum price
$1 379
Departures per week
1
Cheapest day
Thursday
Departure airports (2)
AEP Jorge Newbery Airport EZE Ministro Pistarini Airport
Arrival airports (4)
LHR London Heathrow Airport LTN London Luton Airport SEN London Southend Airport STN Stansted Airport
Airlines (6)
AR Aerolineas Argentinas JA JetSmart IB Iberia LA LATAM Airlines Group AC Air Canada BA British Airways
Agencies (6)
Kiwi.com Clickavia Aviakassa Trip.com Turna.com Vayama
Prices by day of week
Monday
$495
avg $495
Tuesday
$498
avg $498
Wednesday
$561
avg $561
Thursday
$459
avg $483
Cheapest
Sunday
$648
avg $648
Price trend by month
November 2026
from $459
avg $504
5 flights
December 2026
from $648
avg $648
1 flights
Airlines — cheapest prices 6
Aerolineas Argentinas
Aerolineas Argentinas
2 flights · 2 days
$459
JetSmart
JetSmart
Low-cost 4 flights · 4 days
$495
Iberia
Iberia
1 flights · 1 days
$507
LATAM Airlines Group
LATAM Airlines Group
1 flights · 1 days
$527
Air Canada
Air Canada
1 flights · 1 days
$561
British Airways
British Airways
7 flights · 7 days
$1 293
Where to buy tickets 6
Kiwi.com
5 tickets · 5 days
from $459
Clickavia
1 tickets · 1 days
from $507
Aviakassa
2 tickets · 2 days
from $561
Trip.com
5 tickets · 4 days
from $946
Turna.com
1 tickets · 1 days
from $1 293
Vayama
2 tickets · 2 days
from $1 358
Airports

From — Buenos Aires (2)

  • AEP Jorge Newbery Airport
  • EZE Ministro Pistarini Airport

To — London (4)

  • LHR London Heathrow Airport
  • LTN London Luton Airport
  • SEN London Southend Airport
  • STN Stansted Airport
Other destinations from Buenos Aires
Porto Alegre
BR
El Calafate
AR
Mendoza
AR
Montevideo
UY
Rosario
AR
Santiago
CL
Ushuaia
AR
Iguazu
AR
Asuncion
PY
San Carlos de Bariloche
AR
Trelew
AR
Cordoba
AR
Frequently asked questions about the route Buenos Aires — London
How long is the flight from Buenos Aires to London?
Approximate flight time — 13h 36m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Buenos Aires to London?
The straight-line distance — 11 128 km.
How much do flights from Buenos Aires to London cost?
The minimum price over 3 months — from $459 on 26.11.2026.
What is the average ticket price?
The average price — $690. Range: $459 — $1 379.
What is the time difference between Buenos Aires and London?
The difference — +3h.
From which airports does Buenos Aires operate flights?
From Buenos Aires: AEP (Jorge Newbery Airport), EZE (Ministro Pistarini Airport).
To which airports in London do flights arrive?
To London: LHR (London Heathrow Airport), LTN (London Luton Airport), SEN (London Southend Airport), STN (Stansted Airport).
Which airlines fly this route?
This route is served by 6 airlines: Aerolineas Argentinas, JetSmart, Iberia, LATAM Airlines Group, Air Canada, British Airways.
Which day of the week is cheapest?
The cheapest day of the week — Thursday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Buenos Aires — London

Flights Buenos Aires — London is a popular route. The straight-line distance is 11 128 km. Flight time 13h 36m. Time difference +3h.

From Buenos Aires (BUE) flights depart from 2 airports: AEP, EZE. To London (LON) — 4 arrival airports: LHR, LTN, SEN, STN.

6 airlines operate on this route: Aerolineas Argentinas, JetSmart, Iberia, LATAM Airlines Group, Air Canada, British Airways.

The minimum price for the next 3 months — from $459 (26.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $690, ranging from $459 to $1 379. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Thursday.

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