While searching for the cheapest flight, you can also compare the flights and can find a discount on round-trip offers. Some airlines also give more affordable premium products; these are the easy way to get the cheapest business class flights around the world.To get the best business flight deals you should consider booking from 2 to 3 months in advance and travelling on weekdays can be a good option .choose a off season for travelling this is how you can get best business flight deals Additionally, several major airlines and specialized agencies are known for offering discounted business class fares and package deals