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

Return flights

08 Aug - 22 Aug	Lufthansa
03 Aug - 21 Aug	Air Canada
07 Aug - 24 Aug	Avianca
06 Aug - 20 Aug	Air France
11 Aug - 25 Aug	Iberia
08 Aug - 25 Aug	Lufthansa
08 Aug - 20 Aug	Air Canada
04 Aug - 25 Aug	SWISS
01 Aug - 22 Aug	Air Canada
01 Aug - 15 Aug	Iberia

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

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 August from 718€

Return flights