U.S. Aircraft Combat Losses in Operation Epic Fury: Considerations for Congress

42 U.S. aircraft lost/damaged in Iran War, including 24 MQ-9 Reaper drones, 7 KC-135 tankers, 4 F-15Es, 2 MC-130Js, and an E-3 AWACS.

The cost of the war currently stands at $29 billion, according to the Pentagon Comptroller.

https://www.congress.gov/crs-product/IN12692