Cheapest return flights from London to San Jose in January from $735
AirHint found the following cheapest return flights from London (LON) to San Jose (SJO) in January 2026 (see full year).
Return flights
Also check the deals for one-way flights from London to San Jose in January.
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.
