AirHint found the following cheapest return flights from Duesseldorf (DUS) to San Jose (SJO) in August 2025 (see full year).

Return flights

22 Aug - 28 Aug	Lufthansa
22 Aug - 26 Aug	Eurowings
06 Aug - 20 Aug	Air Canada
10 Aug - 14 Aug	Air France
12 Aug - 29 Aug	SWISS
11 Aug - 15 Aug	Iberia
11 Aug - 27 Aug	Iberia
10 Aug - 24 Aug	Air France

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to San Jose in August from 786€

Return flights