WASHINGTON, April 3 -- The Biden administration is weighing whether to go ahead with a major $18 billion package of arms transfers to Israel that would involve dozens of F-15 aircraft and munitions, three sources familiar with the matter said on Monday.

The sale of 25 F-15s from Boeing to Israel has been under review since the United States received the formal request in January 2023, one of the sources said.

Speeding up the delivery of the aircraft was among the top asks by Israeli Defense Minister Yoav Gallant who visited Washington last week and held talks with US officials including US National Security Adviser Jake Sullivan and Secretary of Defense Lloyd Austin, the second source said.

House Foreign Affairs Committee chairman Michae...