Cheapest return SJO–LHR flights, August

AirHint found the following cheapest return flights from San Jose (SJO) to London (LHR) in August 2026 (see full year).

Return flights

10 Aug - 16 Aug Lufthansa
13 Aug - 23 Aug Air France
15 Aug - 23 Aug Air France
27 Aug - 05 Sep United
24 Aug - 02 Sep United
21 Aug - 06 Sep Air France
26 Aug - 04 Sep British Airways
29 Aug - 19 Sep United
25 Aug - 03 Sep United
26 Aug - 16 Sep Air Canada
22 Aug - 03 Sep Air France

Also check the deals for one-way flights from San Jose to London in August.

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