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

Return flights

17 Nov - 29 Nov	Ryanair
16 Nov - 22 Nov	British Airways
21 Nov - 27 Nov	Ryanair
22 Nov - 09 Dec	Ryanair
18 Nov - 25 Nov	LATAM Airlines Group
18 Nov - 07 Dec	LATAM Airlines Group
18 Nov - 08 Dec	LATAM Airlines Group
18 Nov - 09 Dec	LATAM Airlines Group
18 Nov - 15 Dec	LATAM Airlines Group
18 Nov - 27 Nov	LATAM Airlines Group
07 Nov - 09 Nov	easyJet
03 Nov - 08 Nov	TAP
06 Nov - 13 Nov	LATAM Airlines Group
16 Nov - 28 Nov	LATAM Airlines Group
14 Nov - 28 Nov	LATAM Airlines Group
20 Nov - 04 Dec	LATAM Airlines Group
22 Nov - 05 Dec	LATAM Airlines Group
12 Nov - 04 Dec	LATAM Airlines Group
16 Nov - 07 Dec	LATAM Airlines Group
17 Nov - 07 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.

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Cheapest return flights from London to Buenos Aires in November from $1055

Return flights