Financial savings around 60% off are according to un-restricted fares of major Airways and can differ depending upon the fare procedures. All fares are non-refundable and can't be exchanged or transferred. Remember to contact us directly to check by far the most current prices and availability. Other restrictions might apply. https://businessflightshop.co.uk/blog/how-to-upgrade-your-flight-tickets-to-the-first-class/