The Air Force's F-35A variant has an "average" flyaway cost of $82.5 million for the jet's 15th, 16th and 17th production lots.

https://breakingdefense.com/2023/10/newest-f-35-f-15ex-contr...

The F-35 base model is around $80 million, rising to the highest known price of $109 million per unit for the F-35B vertical takeoff and landing variant.

And then there's this:

"The flyaway cost for the F-15EX Eagle II is approximately $90 million for each aircraft in the program’s second production lot, about $7.5 million more than the newest price for an F-35A"