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

Return flights

23 Apr - 07 May	Air Canada
23 Apr - 14 May	Air Canada
22 Apr - 07 May	Air Canada
30 Apr - 16 May	United
23 Apr - 09 May	United
20 Apr - 10 May	Air Canada
13 Apr - 20 Apr	Avianca
25 Apr - 09 May	United
27 Apr - 22 May	Air Canada
10 Apr - 24 Apr	Air Canada
23 Apr - 08 May	Air Canada
08 Apr - 20 Apr	United
09 Apr - 21 Apr	KLM
25 Apr - 10 May	United
02 Apr - 18 Apr	KLM
11 Apr - 25 Apr	Air France
06 Apr - 16 Apr	United
05 Apr - 14 Apr	United
02 Apr - 18 Apr	Lufthansa	direct
07 Apr - 11 Apr	United

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

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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Cheapest return flights from Frankfurt to San Jose in April from 542€

Return flights