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

Return flights

17 Nov - 01 Dec	Avianca
17 Nov - 26 Nov	Air France
19 Nov - 03 Dec	Air France
26 Nov - 11 Dec	Air France
10 Nov - 17 Nov	Avianca
05 Nov - 10 Nov	Avianca
03 Nov - 26 Nov	Avianca
17 Nov - 28 Nov	Avianca
10 Nov - 19 Nov	Avianca
03 Nov - 16 Nov	Avianca
13 Nov - 17 Nov	Air France
10 Nov - 28 Nov	Avianca
19 Nov - 26 Nov	Avianca
19 Nov - 10 Dec	Avianca
17 Nov - 05 Dec	Avianca
19 Nov - 02 Dec	Avianca
19 Nov - 01 Dec	Avianca
12 Nov - 03 Dec	Avianca
11 Nov - 12 Dec	Avianca
24 Nov - 08 Dec	British Airways

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 763€

Return flights