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1 PLN to ONEPolish Złoty → Harmony
On 2026-11-04, 1 Polish Złoty (PLN) = 2.4410 Harmony (ONE) at the mid-market rate. Conversely, 1 ONE = 0.4097 PLN. Over the last 30 days the PLN/ONE rate moved between 1.7434 and 2.5297, a change of +40.01%.
This page shows the live mid-market rate from Polish Złoty (PLN) to Harmony (ONE), its history over the past year and ready-made conversion tables. Rates are updated twice a day; banks and card networks usually add a margin on top.
PLN/ONE exchange rate chart
PLN/ONE went from 1.7479 on Oct 6, 2026 to 2.4410 on Nov 4, 2026 (+39.65 %). Highest: 2.5297 (Oct 26, 2026); lowest: 1.7479 (Oct 6, 2026).
PLN/ONE exchange rate analysis
Over the last 30 days the PLN/ONE rate rose sharply (+40.01%): the PLN strengthened markedly against the ONE. Over the past 12 months it ranged from 1.5015 (2026-09-18) to 585.76 (2025-12-06), with an average of 119.56. Today's rate is 97.96% below its one-year average: 1 PLN buys fewer ONE than usual. Day-to-day movements are large (average daily change of 2.66%), so the amount received can vary noticeably from one day to the next. The largest daily move of the last 30 days was +10.29% on 2026-10-15.
| Period | Date | 1 PLN = | Change |
|---|---|---|---|
| 1 week ago | 2.3834 ONE | +2.42% | |
| 1 month ago | 1.7434 ONE | +40.01% | |
| 3 months ago | 224.80 ONE | -98.91% | |
| 6 months ago | 114.89 ONE | -97.88% | |
| 1 year ago | 52.7520 ONE | -95.37% |
PLN/ONE · last 10 days
| Date | 1 PLN = | 1 ONE = |
|---|---|---|
| 2.4410 ONE | 0.4097 PLN | |
| 2.4000 ONE | 0.4167 PLN | |
| 2.4005 ONE | 0.4166 PLN | |
| 2.3815 ONE | 0.4199 PLN | |
| 2.3782 ONE | 0.4205 PLN | |
| 2.4852 ONE | 0.4024 PLN | |
| 2.3191 ONE | 0.4312 PLN | |
| 2.3834 ONE | 0.4196 PLN | |
| 2.4629 ONE | 0.406 PLN | |
| 2.5297 ONE | 0.3953 PLN |
Polish Złoty to Harmony
Harmony to Polish Złoty
Frequently asked questions
How much is 1 PLN in ONE today?
1 Polish Złoty is worth 2.4410 Harmony at the mid-market rate of 2026-11-04. 1 Harmony is worth 0.4097 Polish Złoty.
How much is 100 PLN in ONE?
100 PLN = 244.10 ONE, and 100 ONE = 40.9672 PLN (rate of 2026-11-04).
How has the PLN to ONE rate changed over the last month?
Over 30 days the rate went from 1.7434 to 2.4410 (+40.01%). The 30-day high was 2.5297 and the low was 1.7434.
How has the PLN to ONE rate changed this week?
One week ago 1 PLN was worth 2.3834 ONE; today it is worth 2.4410 ONE (+2.42%).
What was the best PLN to ONE rate in the past year?
The highest rate of the past 12 months was 1 PLN = 585.76 ONE on 2025-12-06; the lowest was 1.5015 ONE on 2026-09-18.
Where does this exchange rate come from?
XeConvert publishes daily mid-market reference rates aggregated from public market data and central bank sources. Banks, card issuers and exchange offices add a margin, so the rate you actually get may be slightly different.
Polish Złoty to other currencies
About the Polish Złoty (PLN)
The Polish Złoty is the official currency of Poland. Symbol: zł. ISO 4217 code: PLN.
All Polish Złoty (PLN) exchange rates →