T-money 101: Buy, Top Up, and Refund (Korea Transit Card)

The easiest way to ride subways and buses across Korea. Here’s the quick how-to.

At a glance
• Buy at convenience stores or subway stations.
• Tap in/out for subway; tap once on buses.
• Top up with cash at kiosks or counters; some stores allow card top-ups.

Where to buy

• Convenience stores (CU/GS25/7-Eleven, etc.) and subway station kiosks.
• Airport stores/stations also sell T-money; look for the logo.

How to use

• Subway: Tap at the gate to enter, tap again to exit.
• Bus: Tap the reader when boarding (and when alighting if required).
• Transfer discounts apply automatically within the time window.

Top-up options

• Cash top-up: Machines or store counters (most common).
• Card top-up: Available at selected counters/machines; varies by location.
• Keep a small balance for your final airport ride.

Refunds & balance checks

• Check balance at gates, on buses, or at store counters.
• Small remaining balance refunds are available at designated counters/stores (fees/limits may apply).
• Some special-design cards may be non-refundable; confirm when you buy.

FAQ

I lost my T-money card. Can I get the balance back?

Anonymous cards can’t be refunded if lost. Consider registering compatible cards/apps for protection.

Does T-money work outside Seoul?

Yes, in most major cities and regions across Korea. Local rules vary slightly.

Can I use T-money for taxis or convenience stores?

Some taxis and shops accept it; ask first. It’s primarily for public transit.

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Note: Availability, fees, and refund rules can vary by city and store. Check the counter notice.