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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
04 Apr 14 Apr Air Canada
09 Apr 17 Apr Air Canada
02 Apr 16 Apr Avianca
02 Apr 18 Apr Avianca
05 Apr 16 Apr Avianca
08 Apr 17 Apr Avianca
10 Apr 17 Apr Avianca
05 Apr 26 Apr Avianca
18 Apr 24 Apr Avianca
17 Apr 03 May Avianca
04 Apr 10 Apr Air Canada
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deals for one-way flights from London to San Jose in April.

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Updated May 26, 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.

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