As a result of the sides not being able to reach an agreement car park staff, baggage handlers, security, IT, retail and catering staff have all voted in favour of strike action. Read more: Holiday lodges on Derbyshire green field site built without planning permission The planned strike dates in September dates are the 15th, 17th, 22nd, 24th, and 29th. Meanwhile, the December dates include five days from December 26-30, designed to cause maximum disruption over Christmas and New Year. Passengers travelling are reminded to keep an eye on travel updates as flight cancellations could be a possibility. Ryanair, one of the UK's most popular airlines for flights to Spain, has said that it expects no disruption as a result of the strikes. A spokesperson told Chronicle Live: "These two tiny unions who represent only a handful of our Spanish cabin crew have held a number of poorly supported 'strikes' in June and July which have had little or no impact on Ryanair's flights to or from Spain.