Cheapest return flights from Duesseldorf to San Jose in September from 519€

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

Return flights

18 Sep - 03 Oct SWISS
12 Sep - 26 Sep Air Canada
12 Sep - 20 Sep Air France
17 Sep - 04 Oct Air France
03 Sep - 17 Sep Air Canada
25 Sep - 02 Oct Lufthansa
13 Sep - 02 Oct KLM
15 Sep - 01 Oct Eurowings
11 Sep - 25 Sep SWISS
01 Sep - 29 Sep Air France
03 Sep - 20 Sep Air France
27 Sep - 09 Oct Eurowings
21 Sep - 28 Sep Iberia
13 Sep - 20 Sep Lufthansa

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

Skyscanner

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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