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

Return flights

28 Apr - 22 May	Air France
09 Apr - 25 Apr	American Airlines
12 Apr - 20 May	Lufthansa
12 Apr - 21 May	Air Canada
20 Apr - 19 May	Air Canada
28 Apr - 24 May	Air Canada
12 Apr - 22 May	Air Canada
12 Apr - 17 May	Air Canada
14 Apr - 05 May	Air Canada
22 Apr - 22 May	KLM
21 Apr - 06 May	American Airlines
16 Apr - 28 Apr	United
09 Apr - 21 Apr	United
14 Apr - 21 Apr	United
08 Apr - 23 Apr	United
09 Apr - 27 Apr	United
09 Apr - 28 Apr	United
15 Apr - 27 Apr	United
15 Apr - 29 Apr	United
14 Apr - 28 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 543€

Return flights