Most travelers find the cheapest round-trip airfare to Düsseldorf when booking during the month of February.
From most locations, booking your flights to Düsseldorf around 57 days prior to your departure date finds the best deals.
From most locations, the cheapest day to fly to Düsseldorf is Wednesday. Most users found that departing on a Saturday was most expensive.
Generally, when visiting Düsseldorf, morning flights represent the best value. afternoon flights are likely to have higher prices.