The Sky Crawlers, Toaru Hikuushi e no Tsuioku Recommendations
Both contain beautiful visuals. Both with a skilled male pilot who encounters battles in the sky.
They may not have a very similar feel to one another, with The Sky Crawlers being more slow paced and philosophical, but both movies are visually stunning and are about pilots with great dogfights.
Protagonists involved in aviation, soft love interactions. "To Aru Hikuushi" tends to be more adventurous, while "Sky Crawlers" is more dramatic.