Life assurance offices (whose job it is to know about these things) don't normally charge an extra premium for civil aircrew. Military aircrew will pay an extra premium of around 70p per annum for each £1,000 sum assured - equivalent to 70 deaths per 100,000 worker years.
If you want a seriously dangerous profession, become a publican!
PV
An actuary is someone who wanted to be an accountant, but didn't have the personality for it.