Quick Summary
T-money is Korea's rechargeable transportation card system. For many foreigners, T-money is one of the first things to buy after arriving in Korea.
Key takeaways
- Usable for subway, bus, convenience stores, taxi, and some vending machines.
- Card price: 3,000–5,000 KRW (recharge is separate).
- Recommended first recharge: 10,000–20,000 KRW.
- Buy at convenience stores (GS25, CU, 7-Eleven, Emart24), subway stations, or the airport.
- Most recharge machines only accept cash.
- You MUST tap when exiting the bus, otherwise the transfer discount is lost.
Official resources
- T-money — Official Transport Card — Official transport card issuance, top-up and usage rules.
- Seoul Metro — Official Website — Seoul subway operator: lines, fares and service notices.
- T-money Official Website — Card information, balance and refund details.
- Official Seoul Metro English Map — English subway map and route planner.
- Incheon International Airport — Where to buy and recharge cards on arrival.
Why It Matters
Many foreigners think they can travel around Korea using only cash or credit cards. However, most locals use transportation cards because they are faster and more convenient.
Without T-money
Transportation becomes slower. Cash payment is inconvenient. Some buses are difficult with cash. Transfers may not work.
With T-money
Faster transportation, easy subway transfers, easy bus usage, and a small discount on transportation.
First 10 minutes in Korea
Recommended order: 1) Buy a T-money card, 2) Recharge the card, 3) Buy a SIM card or eSIM, 4) Use AREX or Airport Bus, 5) Travel to your accommodation. T-money makes transportation much easier from the moment you arrive.
Korean reality
If you plan to use public transportation frequently, a T-money card is highly recommended.
Step-by-Step Guide
- 01
1. Where to buy
You can buy T-money at convenience stores (GS25, CU, 7-Eleven, Emart24), subway stations, and the airport.
- 02
2. Incheon Airport Terminal 1 (T1) — Purchase & Recharge
You can purchase and recharge T-money cards at CU, GS25, 7-Eleven, and Emart24 convenience stores located in the Arrival Hall (1F). After purchasing the card, you can immediately add credit using cash.
- 03
3. T1 — Airport Bus Discount T-money Card
Location: Airport Bus Ticket Counters near Gate 4 or Gate 9 on the 1st Floor Arrival Hall. Foreign visitors can purchase the AmazingPay T-money Card, which may include airport bus discounts and other travel benefits.
- 04
4. T1 — Recharge Machines
Location: Transportation Center (B1), Airport Railroad (AREX) General Train Area. Transportation card vending and recharge machines are available for convenient self-service recharging.
- 05
5. Incheon Airport Terminal 2 (T2) — Purchase & Recharge
You can purchase and recharge T-money cards at CU and 7-Eleven convenience stores located in the Transportation Center (B1). Recharge machines are available near the AREX Airport Railroad Gates and in the Transportation Center (B1).
- 06
6. What does a T-money card look like?
T-money comes as a plastic card, a keyring/keychain, a character card, or a mobile app version. Most foreign visitors use the standard plastic card.
- 07
7. How much does it cost?
Typical card price is 3,000–5,000 KRW, and recharge money is separate. Example: card 4,000 KRW + recharge 10,000 KRW = 14,000 KRW total.
- 08
8. How to recharge — Option 1: Convenience Store
Go to the cashier, say "T-money charge please.", give cash, and the staff recharges the card.
- 09
9. How to recharge — Option 2: Subway Machine
Find a recharge machine, insert the card, choose the amount, insert cash, and recharge is completed. Most machines only accept cash.
- 10
10. How to check your balance
You can check your T-money balance at subway gates, recharge machines, convenience stores, and some transportation apps. Always check your balance before long trips.
- 11
11. How to use in subway
Tap the card at the gate, enter the subway, transfer if needed, then tap again when exiting. If you forget to tap out, an error may happen and your next ride may fail.
- 12
12. How to use in bus
Enter through the front door, tap the card, sit or stand, press the stop button before your stop, exit through the rear door, and tap again. You MUST tap when exiting — otherwise the transfer discount is lost and an extra charge may apply.
- 13
13. Convenience store & airport usage
Some convenience stores accept T-money payment — usually for drinks, snacks, and small items. At the airport, T-money can be used on the airport subway, airport buses, and convenience stores.
- 14
14. Refund
Refunds are possible at convenience stores and subway stations. A small service fee may apply.
- 15
15. Other transportation cards in Korea
Besides T-money: Korea Tour Card (transportation + tourist discounts, for visitors planning many attractions); WOWPASS (transportation + payment + currency exchange, for stays of several days or longer); Climate Card (unlimited public transportation in Seoul, for multi-day Seoul stays, frequent riders, and budget-conscious travelers).
- 16
16. Which card should I choose?
First-time visitor → T-money. Tourist attractions & discounts → Korea Tour Card. Transportation + payment + currency exchange → WOWPASS. Staying in Seoul for several days → Climate Card.
How much should I recharge?
| Amount | Duration | Notes |
|---|---|---|
| 10,000 KRW | 1 Day Trip | Most visitors start with 10,000–20,000 KRW. |
| 20,000 KRW | 2–4 Days | Comfortable buffer for short trips. |
| 30,000 KRW | 5–7 Days | Heavy transportation users may recharge more. |
Important Tips
Recharge before balance gets low
Keep at least 5,000 KRW balance.
Keep small cash
Most T-money recharge machines only accept cash.
Use at convenience stores
Some convenience stores accept T-money for drinks, snacks, and small items.
Always tap when exiting the bus
Otherwise the transfer discount is lost and an extra charge may apply.
Buy T-money at the airport if possible
You can start using public transportation immediately after arrival.
Check balance before long trips
You can check at subway gates, recharge machines, convenience stores, and some transportation apps.
T-money vs Credit Card
Many foreign credit cards work in Korea. However T-money is faster, transfer discounts apply, and bus and subway usage is easier. Most visitors still prefer T-money for transportation.
What if my balance becomes zero?
You must recharge before using transportation again. Recharge is available at convenience stores and subway stations.
Common Mistakes
Don't
Forgetting to tap when exiting the bus.
Do
Always tap again at the rear door when exiting — otherwise the transfer discount is lost and an extra charge may apply.
Don't
Forgetting to tap out at the subway gate.
Do
Tap when entering AND exiting. If you forget to tap out, an error may happen and your next ride may fail.
Don't
Trying to recharge with a credit card at a subway machine.
Do
Most T-money recharge machines only accept cash. Convenience stores can also recharge your card using cash.
Don't
Sharing one T-money card between multiple people.
Do
Possible in some situations, but transfer discounts may not apply correctly. For most visitors, one card per person is recommended.
Don't
Assuming cash or credit cards are enough for Korean travel.
Do
Most locals use transportation cards because they are faster and more convenient. If you plan to use public transportation frequently, a T-money card is highly recommended.
Frequently Asked Questions
Can foreigners buy T-money?+
Yes. T-money cards are available at convenience stores, subway stations, and airports.
Can I use a credit card to recharge T-money?+
Sometimes. However, most T-money recharge machines only accept cash.
Can I use one T-money card for multiple people?+
Possible in some situations. However, transfer discounts may not apply correctly. For most visitors, one card per person is recommended.
Should I buy T-money at the airport?+
Yes. You can start using public transportation immediately after arrival.
How much should I recharge first?+
10,000–20,000 KRW is usually enough for the first few days. Heavy transportation users may recharge more.
What happens if my balance becomes zero?+
You must recharge before using transportation again. Recharge is available at convenience stores and subway stations.
Official Resources
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