AirHint found the following cheapest return flights from London (LON) to Buenos Aires (EZE) in October 2026 (see full year).

Return flights

29 Oct - 19 Nov	Avianca
29 Oct - 14 Nov	Avianca
14 Oct - 28 Oct	Air Canada
18 Oct - 28 Oct	Air Canada
30 Oct - 20 Nov	Air Canada
06 Oct - 19 Oct	Air Canada
13 Oct - 26 Oct	Air Canada
28 Oct - 17 Nov	Turkish Airlines
08 Oct - 15 Oct	Turkish Airlines
09 Oct - 20 Oct	Turkish Airlines
08 Oct - 18 Oct	Turkish Airlines
07 Oct - 18 Oct	Turkish Airlines
10 Oct - 20 Oct	Turkish Airlines
30 Oct - 24 Nov	Turkish Airlines
16 Oct - 26 Oct	Air Canada
31 Oct - 14 Nov	easyJet
30 Oct - 07 Nov	Ryanair
26 Oct - 02 Nov	Avianca
17 Oct - 07 Nov	Iberia Express
22 Oct - 08 Nov	Air Canada

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

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 October from 814€

Return flights