AREX Express Train from Seoul Station: Fares, Schedules, and Reservations
AREX, the Airport Railroad Express, is widely known as the fastest way to travel from central Seoul to Incheon Airport. Compared to regular airport trains, it offers a direct route with significant time savings.
This guide covers the Seoul Station AREX schedule, how to find the correct platform, and practical booking tips based on real experience. It also explains why pre-booking is worth it.
If you want a smooth and stress-free start to your trip, understanding how to use the AREX express train makes a real difference.
Why Choose the AREX Express Train
The AREX express train runs directly from Seoul Station to Incheon Airport without intermediate stops.
In contrast, the regular airport railroad stops at 12 stations, making the journey noticeably longer.
For travelers with tight schedules or early flights, this time difference alone makes the express train the preferred option.
Seoul Station AREX Schedule Overview
The AREX schedule can be easily checked online by selecting your departure and arrival stations.
On weekdays, the first train from Seoul Station departs at 6:00 AM, while on weekends the first train leaves at 6:10 AM.
Trains generally operate at intervals of around 40 minutes, so timing your arrival at Seoul Station is important.
The last train from Seoul Station departs at 10:50 PM, which is worth noting if you have a late-night flight.
Travel Time to Incheon Airport
From Seoul Station, it takes 43 minutes to reach Incheon Airport Terminal 1.
Terminal 2 takes slightly longer at around 51 minutes.
This is a major time saving compared to the regular airport train, especially during peak travel seasons.
How to Find the AREX Platform at Seoul Station
The AREX express train departs from the underground level of Seoul Station.
From the main hall, stand with the KTX gates behind you and turn left.
Follow the signs toward the City Airport Terminal near the luggage storage area.
After taking the escalator down, you will see clear signs for both the express and regular airport trains.
City Airport Terminal and Ticket Booking Tips
Passengers using the express train can take advantage of the City Airport Terminal, where check-in and baggage drop-off are available for certain airlines.
This service allows you to travel to the airport without luggage, which feels especially convenient.
However, not all airlines support this service, so checking with your airline in advance is essential.
If you do not pre-book, tickets can be purchased on-site, but advance booking is recommended.
Pre-booking offers a ₩1,500 discount and allows entry with a simple QR code.
Onboard AREX Experience
The AREX express train resembles a high-speed train and includes dedicated luggage space.
The ride was quiet and comfortable, with plenty of seating and minimal crowding.
The 43-minute journey passed quickly, making it a relaxed way to reach the airport.
Arrival at Incheon Airport
Once you arrive, signage is clear and easy to follow.
Reaching Terminal 1 took only about five minutes after getting off the train, even without rushing.
This smooth transition is one of the biggest advantages of using the AREX express.
Final Thoughts on the AREX Express
The AREX express train stands out for its speed, comfort, and straightforward process.
Knowing the schedule, platform location, and booking options in advance makes the experience even better.
By pre-booking your ticket and using the express service, you can begin your trip calmly and efficiently.
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