AirHint found the following cheapest return flights from London (LHR) to Buenos Aires (AEP) in November 2025 (see full year).

Return flights

03 Nov - 27 Nov	Air Canada
12 Nov - 19 Nov	Air Canada
16 Nov - 04 Dec	Air Canada
12 Nov - 01 Dec	Air Canada
13 Nov - 26 Nov	Air Canada
18 Nov - 26 Nov	Air Canada
02 Nov - 12 Nov	Air Canada
26 Nov - 10 Dec	Air Canada
18 Nov - 09 Dec	Air Canada
12 Nov - 23 Nov	Air Canada
09 Nov - 22 Nov	LATAM Airlines Group
24 Nov - 05 Dec	LATAM Airlines Group
09 Nov - 16 Nov	LATAM Airlines Group
24 Nov - 04 Dec	LATAM Airlines Group
24 Nov - 06 Dec	LATAM Airlines Group
15 Nov - 22 Nov	LATAM Airlines Group
19 Nov - 29 Nov	LATAM Airlines Group
15 Nov - 04 Dec	LATAM Airlines Group
13 Nov - 06 Dec	LATAM Airlines Group
20 Nov - 05 Dec	LATAM Airlines Group

Also check the deals for one-way flights from London to Buenos Aires in November.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from London to Buenos Aires in November from $1080

Return flights