Based on KLM / Air France or Lufthansa and their partners Air Canada/United Airlines you may consider to book attractive return flights to Hawaii when departing from Spain. Round trip tickets to Honolulu, Lihue or Maui when departing from Madrid or Barcelona are available already for €582. Currently limited travel options are available so you better hurry up with booking if you are interested to visit this exotic destination during next European winter season 2016/2017!
If interested in this Lufthansa promotion please look for flights in travel dates between 1st of November till 16th of December 2016 and from 6th of January till 28th of February 2016. (Based on travel date of your outbound flight to Honolulu). Max stay 3 months. The easiest way to check your connection possibilities to Spain is through Skyscanner. This tool gives you quickly a rough idea which low-cost airlines are connecting your home town. As there are many interesting routes available this is indeed an interesting solution to most of travelers within Europe looking for reasonable solution to amazing Hawaii.
As mentioned limited travel options are available. You may find most of travel dates in January / February 2017. Travel dates you may also check directly with airlines then compare where to book the cheapest fare to Hawaii available..
Booking sample of cheap return flights from Europe to Hawaii for €582. In this case you would be leaving from Madrid to Lihue on 13th of November. You would be returning back from USA to Europe on 30th of November 2016.