In 2026, you can go straight to the security gate after online check-in only if you are traveling with carry-on luggage only and have received a digital boarding pass. For domestic flights in the U.S., UK, and India, this is the standard seamless experience. You simply show your mobile boarding pass at the security checkpoint and head to your gate. However, if you are traveling internationally, many airlines still require you to stop at a check-in counter for a document and visa verification before you are allowed to proceed to the gate, even if you don't have bags to drop. Furthermore, if the online system issues you a "Confirmation Slip" instead of a boarding pass, you must visit the counter. If you have checked bags, you can often use a "Self-Service Bag Drop" kiosk, which is faster than the full-service line, but you still cannot go "straight to the gate" until the luggage is safely in the airline's hands.