T1 vs T2: Key Differences & Which Terminal Is Yours
Airline terminal mapping, transfer routes, and check-in flow.
Arriving at the wrong terminal at Incheon Airport can cost you 30–45 minutes. Always check your e-ticket — the terminal is printed on the first page next to your flight number.
Which Airlines Use Which Terminal?
T1 Terminal 1
- • Asiana Airlines (아시아나)
- • Jeju Air, T'way, Air Premia, Eastar
- • Air Busan, Jin Air (select routes)
- • Most international carriers (ANA, JAL, Cathay, Qatar, Emirates, etc.)
T2 Terminal 2
- • Korean Air (대한항공)
- • Delta Air Lines
- • Air France, KLM
- • Jin Air, Air Seoul (select routes)
Key Facility Differences
| T1 | T2 | |
|---|---|---|
| Security gates | 6 gates (1–6) | 2 gates |
| AREX stop | Yes | Yes |
| Darakhyu hotel | Yes (airside) | Yes (airside) |
| Bus boarding (landside) | 1F, numbered bays | B1, indoor bays |
Transferring Between T1 and T2
🚌 Free shuttle bus: Departs 1F arrivals of each terminal every 5 minutes. Takes ~18 minutes. Free of charge.
🚄 AREX train: Takes ~6 minutes between terminals. Requires purchasing a ticket.
⚠️ Allow at least 30 minutes for the transfer — more during peak times. If connecting between terminals on the same booking, check whether the airline provides assistance.