Dependant On an Investigation of KAYAK facts for all flights departing from within United Kingdom over the last twelve months, the cheapest working day to fly for domestic flights is Tuesday. For Intercontinental flights, Tuesday had the cheapest tickets on average. It also shows final results from 2M+ properties in https://bookmarkangaroo.com/story19061493/the-single-best-strategy-to-use-for-cheap-flights