Cheap flights from Buenos Aires to London

7 nonstop flights a week. Operated by British Airways, about 15h 3m in the air, 6,915 mi (11,128 km). Tickets from $470, nonstop from $1,231.

Flights from Buenos Aires to London

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Buenos Aires to London

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Buenos Aires to London

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Buenos Aires to London at a glance

flight time, from 13h 20m to 16h 45m
15h 3m
straight-line distance
6,915 mi (11,128 km)
flights a week
7
next flight
12 November
departure time
13:35
lowest price, with a connection, 23 November
$470
lowest nonstop price
$1,231
airline
1

Buenos Aires to London ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $470. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is January 2027: from $1,047. The average across months is $682.

Buenos Aires to London flight schedule

7 flights a week, 1 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
BA 248
British Airways
13:35 Ministro Pistarini, terminal P
09:20 London Heathrow, terminal 5
16h 45m
Daily
Boeing 777

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 29 March.

FlightDepartsArrivesDurationDaysAircraft
BA 244
British Airways
15:10 Ministro Pistarini, terminal P
08:30 London Heathrow, terminal 5
13h 20m
Seasonal
Boeing 777

Days of the week are taken from the schedule for the next 14 days; schedules change by season. London is 3 hours ahead of Buenos Aires. The search shows seat availability and the price for your date.

Airlines flying Buenos Aires to London

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

Airports

Where flights from Buenos Aires to London depart and land

Departure from Buenos Aires

7 flights a week, terminal P, 17 mi (27 km) from the city centre

Arrival in London

7 flights a week, terminal 5, 14 mi (23 km) from the city centre

When to visit London

Weather by month

Best time to visit: May, June, July, August and September, +18° to +23° by day. In November it is +11° by day and +6° at night, with 11 rainy days.

Jan
+7° +2° 12 days
Feb
+10° +3° 11 days
Mar
+12° +4° 12 days
Apr
+14° +5° 8 days
May
+18° +9° 13 days
Jun
+22° +12° 8 days
Jul
+23° +14° 13 days
Aug
+23° +14° 7 days
Sep
+20° +12° 12 days
Oct
+16° +10° 13 days
Nov
+11° +6° 11 days
Dec
+9° +5° 12 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Frequently asked questions

How long is the flight from Buenos Aires to London?
A nonstop flight takes 15 hours 3 minutes on average, from 13h 20m to 16h 45m depending on the flight.
How far is London from Buenos Aires?
6,915 mi (11,128 km) in a straight line between the cities.
Which airlines fly nonstop from Buenos Aires to London?
British Airways (7 a week).
How many flights a day are there from Buenos Aires to London?
There are 7 a week, about 1 a day on average.
When are the first and last flights from Buenos Aires to London?
The flight departs at 13:35 (BA248). Local time.
What is the cheapest month to fly from Buenos Aires to London?
November 2026: tickets from $470. The most expensive is January 2027, from $1,047.
What is the cheapest upcoming date to fly from Buenos Aires to London?
23 November 2026 (Monday): from $470 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Buenos Aires to London?
British Airways: nonstop tickets from $1,231 on 19 November by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Buenos Aires and London?
London is 3 hours ahead of Buenos Aires. Schedule times on this page are local to each airport.
Which Buenos Aires airport do flights to London leave from?
Ministro Pistarini (7 a week).