Incheon Airport T1 vs T2: Airlines, Transfers & Transit Guide
Incheon International Airport has two main passenger terminals: Terminal 1 (T1) and Terminal 2 (T2) . They are part of the same airport, but they are not buildings you can simply walk between in a few minutes. If you arrive at the wrong terminal, you may need to take an airport shuttle bus or the Airport Railroad before you can check in. That is why one of the most important things to check before flying from Seoul is not just your airline, but the terminal shown for your actual flight . This is especially important in 2026 because some older travel guides and videos may show airline-terminal assignments that are no longer current. This guide explains which airlines use Incheon Airport Terminal 1 and Terminal 2, how to move between them, and what to do if your international connection requires a terminal change. 1. Which Airlines Use Incheon Airport Terminal 1 and Terminal 2? As of September 2026, Incheon International Airport lists several major airlines under each terminal. ...