Originally Posted by JackReacher

Flight duty period extensions should be the exception, not the expectation. The Part 117 rules are there for a reason. I wouldn’t make the blanket statement “I never extend”. However there has to be some extenuating circumstances (ie rest facility provided during a long delay). But that isn’t usually the case with narrow body flying. I know from personal experience that after about 12 hours on duty, I start making dumb decisions. And we all know the Company isn’t going to back you up if God-forbid something happens. Asking a fatigued person if they are in fact fatigued is like asking a drunk person if they are impaired.