Cheapest return flights from London to San Jose in May from 715€

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

Return flights

06 May - 20 May Air Dolomiti
11 May - 21 May Lufthansa
21 May - 28 May SWISS
11 May - 17 May KLM
20 May - 30 May Lufthansa
10 May - 16 May SWISS
16 May - 30 May SWISS
18 May - 01 Jun SWISS
01 May - 10 May SWISS
10 May - 24 May Delta

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