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# KTX (Korail) train WiFi

Provider, speed, pricing, and free options for KTX (Korail) train WiFi — pick the page that fits what you need.

## Provider Summary

KTX (Korail)'s train WiFi is powered primarily by Cellular (bonded LTE / 5G via Korean carriers — KT, SK Telecom, LG U+), with typical speeds around 5 Mbps and peaks up to 20 Mbps. [[source]](https://www.koreantrain.com/all-about-ktx-trains)

Free?
Yes, for all passengers

Provider
Cellular (bonded LTE / 5G via Korean carriers — KT, SK Telecom, LG U+)

Last verified
2026-05-08

## Frequently Asked Questions

Does KTX (Korail) have WiFi on every train?
Available system-wide on KTX services in both classes on all routes (Gyeongbu, Honam, Jeolla, Gyeonggang, Donghae, Jungang lines). The competing private high-speed operator SRT (Suseo High-Speed Railway) on the Suseo-Busan route also offers similar free onboard WiFi.

What WiFi provider does KTX (Korail) use?
KTX (Korail) train WiFi is powered primarily by Cellular (bonded LTE / 5G via Korean carriers — KT, SK Telecom, LG U+). [[source]](https://www.koreantrain.com/all-about-ktx-trains) For free vs paid, see /ktx-free-train-wifi.

How fast is KTX (Korail) train WiFi?
KTX (Korail) WiFi runs on Cellular (bonded LTE / 5G via Korean carriers — KT, SK Telecom, LG U+), with typical speeds around 5 Mbps and peaks up to 20 Mbps. [[source]](https://www.koreantrain.com/all-about-ktx-trains) For pricing, see /ktx-train-wifi-cost.

Where does KTX (Korail) WiFi drop out during a trip?
Tunnels and remote stretches commonly drop connectivity. KTX (Korail)'s satellite system handles most of the trip, but coverage gaps are normal.

How do I connect to KTX (Korail) WiFi?
To connect after boarding the train: enable WiFi on your device, select the KTX (Korail) network, and follow the on-board portal to either log in (free passes) or buy a plan. For free options, see /ktx-free-train-wifi.

Related Pages
[KTX (Korail) train WiFi Guide →](/ktx-train-wifi)[Free KTX (Korail) WiFi →](/ktx-free-train-wifi)[KTX (Korail) WiFi Cost →](/ktx-train-wifi-cost)[All rail operators →](/rail)

Sources

- [https://english.visitkorea.or.kr/svc/contents/infoBscView.do?vcontsId=140656](https://english.visitkorea.or.kr/svc/contents/infoBscView.do?vcontsId=140656)

- [https://www.koreantrain.com/](https://www.koreantrain.com/)

- [https://www.koreantrain.com/all-about-ktx-trains](https://www.koreantrain.com/all-about-ktx-trains)

- [https://rail.ninja/train/ktx-high-speed-train](https://rail.ninja/train/ktx-high-speed-train)

Last verified: 2026-05-08