AirHint found the following cheapest return flights from Duesseldorf (DUS) to San Jose (SJO) in March 2026 (see full year).

Return flights

08 Mar - 24 Mar	Finnair
01 Mar - 22 Mar	Finnair
05 Mar - 18 Mar	Vueling Airlines
08 Mar - 23 Mar	Finnair
04 Mar - 25 Mar	Vueling Airlines
05 Mar - 19 Mar	Iberia
23 Mar - 15 Apr	Finnair
07 Mar - 22 Mar	Eurowings
06 Mar - 20 Mar	Vueling Airlines
07 Mar - 21 Mar	Eurowings
06 Mar - 21 Mar	Vueling Airlines
22 Mar - 05 Apr	Air France
20 Mar - 03 Apr	Air France
06 Mar - 02 Apr	KLM
30 Mar - 12 Apr	Air France
31 Mar - 14 Apr	Air France
21 Mar - 05 Apr	KLM
30 Mar - 14 Apr	Finnair
23 Mar - 05 Apr	Finnair
20 Mar - 04 Apr	Air France

Also check the deals for one-way flights from Duesseldorf to San Jose in March.

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 March from $837

Return flights