And yes, it’s legal. He’s a CFI advertising flight instruction. If he said, “Want a ride to Seattle? I’ll fly you there!” then it would be illegal. As it is now, he’s only advertising as a CFI, not holding out to the public for general transportation purposes, which would require 135 certificate.
Requirements to Obtain a Flight Instructor Certificate
Be at least 18 years of age.
Be able to read, write, and converse fluently in English.
Hold a commercial or airline transport pilot (ATP) certificate with an aircraft rating appropriate to the flight instructor rating sought (e.g., airplane, glider).
You must also hold an instrument rating to be a flight instructor in an airplane.
Receive and log ground training (such as using Fundamentals of Instructing FAA Knowledge Test, Flight Instructor Flight Maneuvers and Practical Test Prep, and Pilot Handbook to learn
Fundamentals of instructing (FOI)
All other subject areas in which ground training is required for recreational, private, and commercial pilot certificates and for an instrument rating
Pass both the FOI and the flight instructor knowledge tests with scores of 70% or better.
You are not required to take the FOI knowledge test if you
Hold an FAA flight or ground instructor certificate
Hold a current teacher’s certificate authorizing you to teach at an educational level of the 7th grade or higher
Are employed as a teacher at an accredited college or university
Demonstrate flight proficiency (FAR 61.187).
You must receive and log flight and ground training and obtain a logbook endorsement from an authorized instructor on the following areas of operations for an airplane category rating with a single-engine class rating.
Fundamentals of instructing
Technical support areas
Preflight preparation
Preflight lesson on a maneuver to be performed in flight
Preflight procedures
Airport and seaplane base operations
Takeoffs, landings, and go-arounds
Fundamentals of flight
Performance maneuvers
Ground reference maneuvers
Slow flight, stalls, and spins
Basic instrument maneuvers
Emergency operations
Postflight procedures
The flight instruction must be given by a person who has held a flight instructor certificate during the 24 months immediately preceding the date the instruction is given and who has given at least 200 hr. of flight instruction as a CFI.
You must also obtain a logbook endorsement by an appropriately certificated and rated flight instructor who has provided you with spin entry, spin, and spin recovery training in an airplane that is certificated for spins and has found you instruction ally competent and proficient in those training areas, i.e., so you can teach spins.
Use of Flight Instructor Flight Maneuvers and Practical Test Prep book from your first flight instructor lesson to your practical test. We outline and illustrate each flight maneuver you will perform during y our flight training.
Successfully complete the flight instructor practical test, which will be conducted as specified in Gleim’s Flight Instructor Flight Maneuvers and Practical Test Prep.
**Flight instructors in the United States must hold at least a commercial pilot certificate. **
Individuals wishing to give instruction in airplanes or powered-lift aircraft are additionally required to hold an instrument rating in the desired category and class. Holders of a sport pilot certificate may obtain a flight instructor certificate with sport pilot rating, allowing them to give instruction for the sport pilot certificate in light-sport aircraft.
All individuals desiring flight instructor privileges must pass two additional written exams (Fundamentals of Instruction, or FOI; and a knowledge test specific to the category of aircraft in which instructional privileges are desired, such as fixed-wing) as well as a practical test.