The U.S. Air Force has finished modifying and testing a Boeing 747 jet donated by Qatar for temporary use as Air Force One and expects to have it ready for President Trump to use this summer.

The Iran war has squeezed global supplies of jet fuel, threatening to upend vacation plans as the peak summer travel season approaches in the Northern Hemisphere.

By Seher Dareen, Robert Harvey and Ahmad Ghaddar LONDON, April 28 (Reuters) - Europe's imports of jet fuel loaded from the Middle East in April are set to dry up due to the Iran war disrupting Middle East supplies,

NASA wants to make supersonic travel quieter. On Thursday the agency released new footage of its X-59 jet, a still-in-development plane that is designed to break the sound barrier over land—but with a sonic “thud” rather than a boom.

The U.S. Air Force signaled on Friday that a luxury jet donated by Qatar is on track to be temporarily used as Air Force One as soon as this summer. The service announced in a news release that it has finished modifying and testing the Boeing 747,

Europe may face a jet fuel shortage in several weeks, perhaps leading airlines to cancel flights ahead of the busy summer travel season.

Facing sky-high fuel costs linked to the war in Iran, airlines are cutting routes and raising prices. European vacations are looking a lot less affordable.

The collapse of the U.S.-based Spirit Airlines may mark the end of an era for travelers with a certain financial sensibility