| Aspect | Part 135 Pilot First Officer | Part 135 Captain |
|---|
| Certifications | Commercial Pilot Certificate, Second-Class Medical, type ratings | Commercial Pilot Certificate, Second-Class Medical, type ratings, often more experience |
| Work Environment | Assists the captain, operates aircraft under supervision, often in charter or on-demand flights | Leads flight, makes decisions, responsible for safety and navigation |
| Employer & Industry Usage | Part 135 charter operators, air taxi services | Part 135 operators, charter companies, air taxi services |
The main difference between a Part 135 Pilot First Officer and a Part 135 Captain is the level of responsibility and experience. The First Officer assists the Captain and operates the aircraft under supervision, while the Captain is responsible for the overall safety, decision-making, and operation of the flight. Both roles require similar certifications, but the Captain typically has more flight hours and experience.