X-Jet

The X-Jet is the aircraft used by The X-Men, it can be pilot by Cyclops and Storm.

X-Men
The X-Men utilized a jet named the X-Jet rather than the Blackbird. In an attempt to tie the comics to the films, the comics X-Men replaced their Blackbird with the X-Jet.

X2: X-Men United
It has played a major part in the second film. Jean Grey and Storm used it to travel to Nightcrawler, then back to get Wolverine, Rogue, Pyro and Iceman. They fly to Alkali Lake's dam to save captured Xavier Institute students and to foil William Stryker's plan. When they are asked to stay, Rogue and Iceman waited in the X-Jet while Pyro abandons them to join the Brotherhood of Mutants. Rogue and Iceman fly the X-Jet to save the X-Men and the captured mutants. Jean Grey stays behind to counter the flood and sends the X-Jet to safety from the incoming wave from the broken dam.

X-Men: The Last Stand
It appears in the third film. It's mainly featured during the climax, where it arrives at Alcatraz Island in stealth mode. When Jean Grey, now the Phoenix, unleashes her power, almost everything is disintegrated, along with the X-Jet. Only part of Worthington Labs, the X-Men, Magneto, some soldiers, Warren Worrington II and his son Angel survive.