Choosing the best pocket knife for travel depends on factors like blade material, size, design, handle ergonomics, and locking mechanisms. Models like the Benchmade Bugout, Buck 110 Folding Hunter, Opinel No.6, Chris Reeve Sebenza 31, and Civivi Elementum cater to various needs and budgets while ensuring reliability on the go. Always adhere to local regulations when traveling with a knife to ensure safety and compliance with laws.