How to travel with a bicycle efficiently and safely?

To travel with a bicycle efficiently and safely, disassemble the bike if possible, pack it securely in a bike bag or box, and check with your airline for any specific regulations. Use padding to protect delicate parts, and consider investing in a bike travel case for added protection. Additionally, remove any accessories or loose items that could get damaged during transit. Finally, make sure to properly secure the bike in your vehicle or on public transportation to prevent it from shifting or falling during the journey.