Dragging your suitcase all the way to Incheon Airport isn’t always necessary.
If you’re flying with an eligible airline, you can check in, drop off your luggage, and complete departure immigration at Seoul Station before heading to the airport.
Then you can take the AREX Express to Incheon Airport with only your carry-on.
Quick Answer
Yes, foreign travelers can use the Seoul Station City Airport Terminal.
You can use the service if:
- You are departing on an international flight from Incheon International Airport that day.
- Your airline and flight are eligible for check-in at the City Airport Terminal.
- You have an AREX Express Train ticket departing from Seoul Station.
The City Airport Terminal is located on B2 of Seoul Station’s Airport Railroad area.
What Can You Do at Seoul Station?
The Seoul Station City Airport Terminal provides three useful services.
1. Airline Check-In
You can check in for your flight and receive your boarding pass before going to Incheon Airport.
2. Drop Off Your Checked Baggage
You can drop off your checked baggage at Seoul Station.
Once your baggage has been accepted, it will be transferred to your flight, so you do not have to carry a large suitcase with you on the AREX Express Train.
3. Complete Departure Immigration
You can also complete departure immigration at Seoul Station.
After completing both check-in and departure immigration, you can use the dedicated departure lane for City Airport Terminal passengers when you arrive at Incheon Airport.
How to Use the Seoul Station City Airport Terminal
Step 1. Buy an AREX Express Train Ticket
The Seoul Station City Airport Terminal is available only to passengers using the AREX Express Train.
If you have not booked your ticket yet, see my guide:
How to Book AREX from Seoul Station to Incheon Airport
Want to book your AREX ticket in advance?
Check the latest price and availability here.
Step 2. Go to B2 of Seoul Station
Go to the Airport Railroad area on B2 of Seoul Station.
Have your passport, flight information, and AREX Express Train ticket ready.
Step 3. Check In and Drop Off Your Baggage
Go to your airline counter.
Complete airline check-in and drop off your checked baggage.
Step 4. Complete Departure Immigration
After completing airline check-in, complete departure immigration at the Seoul Station City Airport Terminal.
Step 5. Take the AREX Express Train
Then head to the AREX Express Train platform and travel to Incheon Airport without having to drag your checked luggage with you.
Which Airlines Can Use the Service?
Only passengers flying with participating airlines can be processed at the Seoul Station City Airport Terminal.
Eligibility may vary depending on the route or codeshare flight, so do not assume that every flight operated by a participating airline is automatically eligible.
Before going to Seoul Station, check the latest eligibility information with the City Airport Terminal or your airline.
Official information:
Incheon Airport City Terminal Guide
Operating Hours
As of September 2026:
Airline check-in and baggage drop:
5:20 AM – 7:00 PM
Departure immigration:
5:30 AM – 7:00 PM
There are also important flight check-in deadlines.
For flights departing from:
- Terminal 1: Check-in closes 3 hours before departure.
- Terminal 2: Check-in closes 3 hours 20 minutes before departure.
So even if the counter is still open, you will not be able to use the service if you arrive too close to your flight’s departure time.
What Happens at Incheon Airport?
If you have completed both check-in and departure immigration at Seoul Station, you do not need to go through the normal airline check-in process again.
At Incheon Airport, follow the signs for the dedicated departure lane for City Airport Terminal passengers.
You will still need to complete the required security screening before entering the departure area.
Important Things to Know
This service is available for same-day international flights departing from Incheon Airport.
Special baggage, such as oversized luggage, sports equipment, musical instruments, or other restricted items, may need to be handled directly at the airport.
Participating airlines, routes, and operating conditions can change, so check the latest official information before departure.
You can also confirm your latest flight information and departure terminal on the official Incheon Airport website.
check your flight on the Incheon Airport official website.
Is It Worth Using?
If you are staying near Seoul Station or can easily get there, this service can make your last day in Seoul much easier.
Instead of carrying a large suitcase between Seoul and Incheon Airport, you can drop off your luggage first.
Drop your bags at the Seoul Station City Airport Terminal and take the AREX Express. You can arrive at the airport feeling much lighter and more comfortable.
If you are wondering what time you should leave Seoul, read this guide next:
How Early Should You Get to Incheon Airport? 2026 Departure Guide
Affiliate disclosure: This post contains affiliate links. I may earn a commission from qualifying bookings.
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