Cheapest return flights from London (LON) to San Jose (SJO), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
02 Dec 12 Dec SWISS
01 Dec 16 Dec SWISS
02 Dec 09 Dec SWISS
01 Dec 09 Dec SWISS
08 Dec 16 Dec SWISS
04 Dec 16 Dec Air Canada
06 Dec 16 Dec Air Canada
01 Dec 15 Dec SWISS
02 Dec 08 Dec SWISS
01 Dec 10 Dec SWISS
31 Dec 16 Jan Air Canada
11 Dec 10 Jan Air Canada
30 Dec 13 Jan Air Canada
27 Dec 16 Jan Air Canada
29 Dec 13 Jan Air Canada
30 Dec 16 Jan Air Canada
29 Dec 16 Jan Air Canada
29 Dec 15 Jan Air Canada
28 Dec 12 Jan Air Canada
27 Dec 15 Jan Air Canada
Powered by

deals for one-way flights from London to San Jose in December.

Book a cheap hotel in San Jose

Cheap car rent in Juan Santamaria Intl

Updated Jul 8, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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