CHELTENHAM, United Kingdom--(BUSINESS WIRE)--Reducing Costs for Travellers, Plane Operators and Brokers Since launching in the UK in February, and in the USA in April, Returnjet.com, a unique concept and software, is revolutionising private aviation by feeding online for the very first time all charter plane movements and availability. The website, following an 18 month development, is free to use, and is being rapidly adopted by both brokers and the general public. This data was previously onl