In 2026, a 35-minute layover is extremely risky and generally considered too short for most travelers. While some airlines (like Delta or United) may list 30–35 minutes as a "Minimum Connection Time" at their smaller hubs, it leaves zero margin for error. If your first flight lands just 10 minutes late, or if you are seated in the back of the plane and take 15 minutes to deplane, you will likely miss your connection. Furthermore, boarding for the second flight usually closes 15 minutes before departure, meaning a "35-minute" layover is actually only a 20-minute window to sprint between gates. In 2026, there is also a high probability that your checked luggage will not make the transfer even if you do. For domestic-to-international connections or at massive airports like ATL, DFW, or LHR, 2026 travel advisors strongly recommend a minimum of 90 minutes to account for potential delays and terminal changes.