Korea Subway Guide

First & last trains, timetables, exits and routes — all in one place

GTX-A map

GTX-AGTX-A

GTX-A runs from Unjeongjungang to Dongtan, with 9 stations in Gyeonggi-do and Seoul. It is operated by GTX-A. You can transfer to Line 1, Line 3, Line 4, Line 6, Gyeongui-Jungang Line and AREX (Airport Railroad) and more.

Last updated: · 한국어

GTX-A map · all 9 stations

Stations in order from Unjeongjungang to Dongtan. Colored badges show the lines you can transfer to; the number is the station number.

  1. X101Unjeongjungang StationGyeonggi-do
  2. X102Kintex StationGyeonggi-do
  3. X103Daegok StationLine 3Gyeongui-Jungang LineSeohae LineGyeonggi-do
  4. X105Yeonsinnae StationLine 3Line 6Seoul
  5. X106Seoul StationLine 1Line 4Gyeongui-Jungang LineAREXSeoul
  6. X108Suseo StationLine 3Suin-Bundang LineSeoul
  7. X109Seongnam Station (GTX-A)Gyeonggang LineGyeonggi-do
  8. X110Guseong StationSuin-Bundang LineGyeonggi-do
  9. X111Dongtan StationGyeonggi-do

GTX-A first and last trains

The earliest first train and latest last train anywhere on the line (weekdays). Times differ by station — check the station-by-station table.

DirectionEarliest first trainLatest last train
To Seoul Station 05:30 from Unjeongjungang Station 00:54 from Yeonsinnae Station
To Unjeongjungang / Dongtan 05:30 from Seoul Station 00:55 from Kintex Station
👉 GTX-A first & last trains by station

GTX-A transfer stations

StationTransfer to
Daegok Station Line 3Gyeongui-Jungang LineSeohae Line
Yeonsinnae Station Line 3Line 6
Seoul Station Line 1Line 4Gyeongui-Jungang LineAREX
Suseo Station Line 3Suin-Bundang Line
Seongnam Station (GTX-A) Gyeonggang Line
Guseong Station Suin-Bundang Line

GTX-A lost & found

GTX-A

GTX-A customer center📞 1551-2979
Suseo Station Lost & Found CenterSuseo–Dongtan section
📞 02-6048-7293

Hours05:30–23:30

Seoul Station Lost & Found CenterUnjeongjungang–Seoul Station section
📞 02-6048-7294

Hours05:30–23:30

Official page (Korean) ↗
How to find lost items on Korean subways

Frequently asked questions

Where does GTX-A run?

GTX-A runs from Unjeongjungang to Dongtan and has 9 stations in total.

What time do the first and last trains run on GTX-A?

On weekdays the earliest first train is To Seoul Station 05:30 from Unjeongjungang Station; To Unjeongjungang / Dongtan 05:30 from Seoul Station, and the latest last train is To Seoul Station 00:54 from Yeonsinnae Station; To Unjeongjungang / Dongtan 00:55 from Kintex Station. Times differ by station — see the station-by-station table.

Which lines can I transfer to from GTX-A?

GTX-A connects with Line 1, Line 3, Line 4, Line 6, Gyeongui-Jungang Line, AREX (Airport Railroad), Suin-Bundang Line, Seohae Line and Gyeonggang Line.

I lost something on GTX-A. Who do I contact?

GTX-A — Suseo Station Lost & Found Center 02-6048-7293 / Seoul Station Lost & Found Center 02-6048-7294.