The best replacement for helicopter is airplane.

The best alternatives to helicopter are rated as following:
★★★★★  airplane
★★★  plane
★★★  jet
★★★  airplane pilot
★★  quadcopter
★★  fixed wing
★★  chopper
★  tank
★  plane safety
★  flappy bird
★  plane safer
★  jet pilot
★  helicopter
★  plane grand canyon
  plane harder to fly
  drone
  r73-ops attack helicopter
  private jet
  gyrocopter
  harrier strike
  plane faster
  an airplane
  airline pilot
  harrier
  r73 ops attack helicopter
  rc plane

Your alternative for helicopter is not listed? Suggest!
Speaking about helicopter, one probably shouldn't forget about red and green lights.

Other search terms related to helicopter and their ratings are:
★★★★★ red and green lights
★★★★★ gopro
You have in mind a companion for helicopter and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of helicopter in all years. Click on graph for more.
helicopter
airplane
plane