Airport Transit Visa Guide 2026: Which Countries Require Them (And Which Ones Will Ruin Your Layover)
A transit visa mix-up nearly cost me my flight to Nairobi and $340 in rebooking fees, so I put together this no-nonsense guide to which countries actually require transit visas in 2026. Inside: real costs, booking tips, and the exact countries where you need to double-check before you fly.