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

Return flights

28 Apr - 05 May	Air France
23 Apr - 07 May	Air Canada
08 Apr - 14 Apr	Air Canada
24 Apr - 07 May	Air Canada
14 Apr - 23 Apr	United
07 Apr - 22 Apr	United
14 Apr - 21 Apr	United
14 Apr - 28 Apr	United
07 Apr - 24 Apr	United
14 Apr - 25 Apr	United
13 Apr - 24 Apr	United
22 Apr - 27 Apr	United
13 Apr - 25 Apr	United
21 Apr - 05 May	United
24 Apr - 15 May	Lufthansa
18 Apr - 09 May	KLM
14 Apr - 02 May	United
30 Apr - 16 May	Air Canada
28 Apr - 05 May	Lufthansa	direct
17 Apr - 02 May	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 561€

Return flights