Cheapest return flights from London to San Jose in August from $742

Best time to book flights for London (LON) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to San Jose (SJO) in August 2025 (see full year).

Return flights

25 Aug - 15 Sep Air France
21 Aug - 04 Sep United
22 Aug - 04 Sep United
23 Aug - 04 Sep United
05 Aug - 14 Aug United
07 Aug - 14 Aug United
15 Aug - 15 Sep United
25 Aug - 06 Sep United
25 Aug - 01 Sep United
19 Aug - 26 Aug United
05 Aug - 21 Aug United
18 Aug - 25 Aug United
06 Aug - 16 Aug United
05 Aug - 17 Aug United
22 Aug - 05 Sep United
16 Aug - 06 Sep United
19 Aug - 01 Sep United
13 Aug - 25 Aug United
16 Aug - 25 Aug United
07 Aug - 22 Aug United

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

Skyscanner

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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