FAA Commercial Pilot (CAX) Exam Prep
The FAA Commercial Pilot Knowledge Test is required to earn a Commercial Pilot License (CPL). It covers advanced aerodynamics, regulations for commercial operations, performance calculations, and professional flight operations. Passing this allows you to fly for hire.
100
Questions
70%
Pass Mark
3 hours
Time Limit
85%
Avg Pass Rate
Cost
$175
Prerequisites
Private pilot certificate, instrument rating recommended, 250 hours total time, ground school or endorsement
Topics Covered
Expert Study Tips
Know the difference between Part 91 and Part 135 operations
Study commercial pilot privileges and limitations in depth
Master complex performance charts and interpolation
Understand the difference between commercial and airline pilot requirements
Review all V-speeds for complex and multi-engine aircraft
Focus on high-altitude aerodynamics and pressurization systems
Suggested Study Timeline
Weeks 1-3
Systematic study of all exam topics, take notes and create summaries
Weeks 4-6
Deep dive into complex topics, work through practice problems
Weeks 7-9
Full practice exams, identify and address knowledge gaps
Weeks 10-11
Targeted review of weak areas, practice under timed conditions
Week 12
Final review and exam day
Recommended Resources
- FAA Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25B)
- 14 CFR Parts 61, 91, 119, and 135
- FAA Airplane Flying Handbook (FAA-H-8083-3C)
- AC 120-12A — Private Carriage vs Common Carriage
Practice Questions
Test your knowledge with questions from our bank covering these exam-relevant subjects:
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