in_flight
1. [ adverb ] flying through the air
Synonyms: on_the_wing
Examples:

"we saw the ducks in flight"

Similar spelling:   infolding
  inflict
  invalidity
  invalidate
  infliximab
  infliction
  infallible
  invalidator
  invalidated
  invalid
  infiltrate
  infield
  infelicity
  in_full
  in_a_flash