Cheapest return flights from London to Buenos Aires in May from $1125

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

Return flights

13 May - 25 May TAP
11 May - 25 May TAP
06 May - 13 May Condor
25 May - 01 Jun TAP
11 May - 27 May TAP
14 May - 21 May TAP
01 May - 01 Jun Vueling Airlines
20 May - 27 May TAP
04 May - 18 May Royal Air Maroc
05 May - 19 May easyJet
03 May - 19 May easyJet
13 May - 19 May easyJet
30 May - 28 Jun Iberia Express
25 May - 02 Jun TAP
13 May - 03 Jun TAP
22 May - 01 Jun Air Europa
21 May - 26 Jun TAP
12 May - 04 Jun easyJet
20 May - 20 Jun easyJet

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

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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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