AirHint found the following cheapest return flights from Duesseldorf (DUS) to San Jose (SJO) in July 2026 (see full year).
Return flights
| 01 Jul - 16 Jul | Air France | ||
| 10 Jul - 01 Aug | Eurowings | ||
| 11 Jul - 01 Aug | LOT | ||
| 31 Jul - 21 Aug | KLM | ||
| 31 Jul - 22 Aug | KLM | ||
| 25 Jul - 21 Aug | Air Serbia | ||
| 10 Jul - 15 Aug | Lufthansa | ||
| 11 Jul - 15 Aug | KLM |
Also check the deals for one-way flights from Duesseldorf to San Jose in July.
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