Changing KRW to USD in South Korea: the cheapest way, and what the rest cost you

KRW → USD

The spread takes 0 KRW at KakaoBank.

Measured against 1363.4300 KRW per USD, the reference these banks price from.

Every figure is read from a bank's own published board, or derived from a margin it discloses — named in the evidence column, never inferred. We do not rank by any commercial relationship; the order below is the rate, and nothing else.

Which method costs least

This is the choice worth the most money, and the one most comparisons skip. Cash desks sit several points above card and transfer rates in every country we measure.

MethodCheapest hereCosts youHow we know
Buy banknotes at a branch
The bank's own banknote board — the widest spread of the three, everywhere we measure.
KakaoBank 0 KRW read from obank.kbstar.com
Transfer / account conversion
What the bank converts at when the money moves between accounts.
KakaoBank 0 KRW read from obank.kbstar.com

Cash withdrawals at an ATM are left out on purpose: they carry a per-withdrawal fee we do not collect, so listing them beside the others would flatter them.

Every bank's cash / banknotes rate

If you have to use a branch anyway, this is the order to try them in — 4 banks, cheapest first. The dearest takes 3.3% more than the cheapest.

BankBuys USDSells USDCosts you
KakaoBank own board 1381.8600 1345.0000 0 KRW
Read from the board this bank publishes at obank.kbstar.com.
KB Kookmin Bank own board 1334.3400 1381.8600 6,668.55 KRW
Read from the board this bank publishes at obank.kbstar.com.
Hana Bank own board 1334.8300 1382.3700 6,850.55 KRW
Read from the board this bank publishes at www.kebhana.com.
Busan Bank (BNK) own board 1341.7500 1389.5500 9,398.73 KRW
Read from the board this bank publishes at www.busanbank.co.kr.
2026-08-14 2026-09-25 1440.7800 1360.7000
Cheapest (green), median (dashed) and dearest (red) selling rate on each day — 31 days on which at least two banks published, 2026-08-14 to 2026-09-25. This is why we can say who stays cheapest, not just who is cheapest today.

Every bank's transfers rate

If you have to use a branch anyway, this is the order to try them in — 4 banks, cheapest first. The dearest takes 1.6% more than the cheapest.

BankBuys USDSells USDCosts you
KakaoBank own board 1371.2000 1358.1000 0 KRW
Read from the board this bank publishes at obank.kbstar.com.
KB Kookmin Bank own board 1345.0000 1371.2000 2,833.28 KRW
Read from the board this bank publishes at obank.kbstar.com.
Hana Bank own board 1345.3000 1371.9000 3,086.96 KRW
Read from the board this bank publishes at www.kebhana.com.
Busan Bank (BNK) own board 1351.9900 1379.3100 5,756.50 KRW
Read from the board this bank publishes at www.busanbank.co.kr.
2026-08-14 2026-09-25 1429.8000 1350.3000
Cheapest (green), median (dashed) and dearest (red) selling rate on each day — 31 days on which at least two banks published, 2026-08-14 to 2026-09-25. This is why we can say who stays cheapest, not just who is cheapest today.

Tell me when this changes

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Rates are KRW per 1 USD; "costs you" is the part of your amount the spread absorbs, against 1363.4300, the reference these banks price from. Collection began 2026-06-24. Indicative information for comparison, not financial advice. What each country's rates are officially anchored to is on the references page. Generated 2026-09-27.