Cheapest return flights from London (LHR) to Buenos Aires (AEP), December

20 dates in December, from $ 1,238. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
4 Dec 13 Dec Avianca
4 Dec 26 Jan 2027 Avianca
1 Dec 15 Dec Avianca
3 Dec 15 Dec Avianca
1 Dec 3 Dec TAP
5 Dec 9 Dec LATAM Airlines Group
30 Dec 26 Jan 2027 Avianca
4 Dec 27 Jan 2027 TAP
7 Dec 31 Jan 2027 TAP
8 Dec 19 Jan 2027 TAP
2 Dec 16 Dec LATAM Airlines Group
31 Dec 31 Jan 2027 Vueling Airlines
6 Dec 16 Dec LATAM Airlines Group
7 Dec 11 Dec Avianca
7 Dec 15 Dec TAP
4 Dec 12 Dec TAP
29 Dec 31 Jan 2027 Avianca
8 Dec 18 Jan 2027 TAP
7 Dec 12 Jan 2027 Air Canada
28 Dec 31 Jan 2027 Avianca
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About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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