Telegraph.co.ukIceland's WOW air launches £99 flights to the USTelegraph.co.ukIt may be the cheapest transatlantic flight ever – £99 one way to Boston and Washington DC from London. WOW air (www.wowair.co.uk), a budget Icelandic airline, is making an introductory fare available to those booking a selected number of sale-price seats ...and more »