How to Book KTX Train Tickets as a Foreigner (Without a Korean Phone Number)

Booking a Korean train is straightforward once you know which of the booking routes accepts a foreign-issued card. Most guides skip this, which is why visitors end up at a ticket machine on the day of travel, paying more for a worse seat.

Which booking route to use

Step by step on the Korail English site

1. 1

   Create an account with your passport

   The English site offers passport-based signup, which skips the Korean phone verification that blocks foreigners on the Korean-language site. Enter your name exactly as printed on your passport.

2. 2

   Search your route

   Station names are in English but spellings vary between sites. Seoul, Yongsan, Dongdaegu and Busan are the ones you are most likely to need.

3. 3

   Pick your seat class

   Standard is fine for a two-hour ride. First class buys more legroom and a quieter car, not a faster trip.

4. 4

   Pay, then screenshot the confirmation

   If your card is rejected, do not retry more than twice. Repeated attempts can trigger a temporary block. Skip to the fallback section below.

When your card gets rejected

This is the most common failure, and it is usually not your bank. Korean payment gateways validate cards in a way that rejects many foreign issuers outright.

1. Try a different card brand. Visa and Mastercard clear more often than Amex.
2. Try the SRT site if your route allows it. It uses a different gateway.
3. Book through a reseller and accept the markup. Still cheaper than a same-day fare.
4. Buy at the station. Ticket machines have an English mode and accept foreign cards more reliably than the websites do.

Is the rail pass worth it?

Only if you are taking three or more long-distance trains within a few days. For a single Seoul to Busan round trip it is not. Do the arithmetic against your actual itinerary rather than assuming a rail pass saves money. In Korea it often does not.