Kite flying has one specific, well-documented safety hazard worth understanding precisely — utility companies issue this warning every year for a genuine reason, not as generic caution.
Never fly near power lines, and metallic string is specifically dangerous
Power lines carry genuinely high voltage, and both the lines themselves and a kite tangled in them pose a real electrocution risk — utility companies across many regions report recurring, sometimes fatal incidents from kites contacting or becoming entangled in power lines every year. The risk is significantly worse with kite string or line containing metal — some traditional and decorative kite lines use a metallic coating specifically to cut other kites' lines in competitive flying, and this metal content makes the line dramatically more conductive and dangerous near any power source. Even standard non-metallic string isn't fully risk-free, since very high-voltage lines don't always require direct contact to cause an arc, and wet string conducts more than dry string. The clear, simple rule utility companies consistently give: fly kites only in open areas genuinely clear of power lines, never near substations or transmission corridors, and avoid any kite or line marketed with metallic components entirely.
If a kite does get tangled in a power line, let go and call the utility
If a kite becomes caught in a power line, the correct response is to immediately let go of the string, move away from the area, and call the local utility company to report it — never attempt to retrieve the kite yourself, and never use a pole, stick, or any other object to try to dislodge it, since this can conduct electricity directly to the person attempting the retrieval. This applies regardless of how minor the entanglement looks or how easy it seems to simply reach up and pull the kite free.
Wind conditions determine both kite choice and real flying safety
Different kite designs are built for different wind ranges, and flying a kite in conditions well outside its intended range — too little wind for adequate lift, or too much for the kite's structural design — produces either a frustrating, unresponsive flying experience or a genuine risk of structural failure and an uncontrolled kite. Checking a specific kite's recommended wind speed range against actual conditions, rather than assuming any kite works in any wind, avoids both outcomes.
Line burns are a real, common minor injury worth preparing for
Kite line, especially under sudden tension from a gust or a larger kite pulling hard, can cause a genuine friction burn if it slides quickly across bare skin — wearing gloves, particularly for larger kites or stronger wind conditions, and avoiding wrapping line directly around fingers or hands, are simple precautions against this common, avoidable minor injury.
The one thing people forget
Never fly a kite in stormy weather or when lightning is a realistic possibility, since a kite and its line can act as a lightning conductor in exactly the way a tall, isolated object naturally would during a storm — this is a separate, additional risk from the power line hazard, and it's worth treating storm-adjacent conditions as a clear stop signal for kite flying, regardless of how flyable the wind itself might otherwise feel.