Cheapest return LHR–AEP flights, December

AirHint found the following cheapest return flights from London (LHR) to Buenos Aires (AEP) in December 2026 (see full year).

Return flights

01 Dec - 07 Dec TAP
01 Dec - 28 Jan LATAM Airlines Group
01 Dec - 16 Dec LATAM Airlines Group
07 Dec - 13 Dec Air Canada
01 Dec - 22 Dec LATAM Airlines Group
14 Dec - 24 Dec TAP
03 Dec - 17 Dec TAP
03 Dec - 26 Dec LATAM Airlines Group
07 Dec - 16 Dec LATAM Airlines Group
30 Dec - 16 Jan LATAM Airlines Group
06 Dec - 11 Jan Air Canada
01 Dec - 18 Dec TAP
28 Dec - 13 Jan LATAM Airlines Group
25 Dec - 25 Jan TAP
10 Dec - 17 Dec TAP
13 Dec - 14 Jan TAP
22 Dec - 19 Jan TAP
14 Dec - 11 Jan SWISS
26 Dec - 17 Jan Turkish Airlines
25 Dec - 24 Jan LATAM Airlines Group

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

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