- Airline pilots eat different meals in flight to minimize risks of both becoming incapacitated from food-borne illness
- A thin, shorter-lasting contrail indicates low-humidity air and fair weather whereas a thick, longer-lasting contrail could signify the early indicators of a storm
- The ratio of flight attendants to passengers is about 50:1, roughly the same ratio as bathrooms to passengers
- Height requirements for flight attendants are a security feature to ensure they can reach equipment in overhead compartments
- One-third of airports are located in the U.S.
- Airports that had two-letter abbreviations got an “X” added to their initials during the international standardization of airport codes, giving us airports like LAX
- The top 30 airports handle more than 1/3 of all air travel worldwide