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About
Fleet
Cessna-172 Skyhawk
Piper Pilot-100i
Diamond DA-42 Twinstar
Training
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Ground School
Private Pilot
Instrument
CFI CFII
Flight Training
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OAS Guardian
Purchasing
Menu
Training
Classes and Events
Ground School
Private Pilot
Instrument
CFI CFII
Flight Training
Private Pilot
Instrument
Multi-Engine Rating
CFI CFII
Commercial
Testing
Consulting
OAS Guardian
Purchasing
(316) 925-7700
Contact Us
Testing
After completing the ground school at OAS, you’ll be prepared for the FAA Knowledge Test, often referred to as the “written” exam. OAS students boast a 100% pass rate!