One airliner experienced delays of up to four hours for departures Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice A strike by Kenyan airport workers, which caused significant disruption at Nairobi's Jomo Kenyatta International Airport, has been called off. The Kenya