Cheapest return flights from London to San Jose in April from $834

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

Return flights

23 Apr - 07 May KLM
02 Apr - 30 Apr KLM
01 Apr - 11 Apr KLM
07 Apr - 14 Apr SWISS
12 Apr - 20 Apr SWISS
12 Apr - 22 Apr SWISS
28 Apr - 09 May SWISS
20 Apr - 03 May Delta
08 Apr - 15 Apr Delta
26 Apr - 10 May Delta

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

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Feel free to contact us with any feedback or request another flight research.