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RON to SLL exchange rate API

New Romanian Leu to Leone · quoted 2026-10-03

4854.08

▼ +4.23% over 30D

1 RON = 4854.08 SLL · 1 SLL = 0.000206 RON · Get this rate via the API

1 RON buys 4854.08 SLL as of 2026-10-03, so 1 SLL buys 0.000206 RON. Over the last 30 days, RON/SLL traded between 4564.56 and 5437.30, averaged 5039.59 and fell 4.23%. The API holds daily RON/SLL rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.

Converting an invoice? Convert an amount on a specific date.

RON/SLL over 30D

7D30D6MYTD1Y5Y
RON/SLL over 30D: show the values
PointRON/SLL
2026-09-035068.56
2026-09-045437.30
2026-09-055160.85
2026-09-065069.70
2026-09-075071.99
2026-09-085070.34
2026-09-095084.68
2026-09-105068.81
2026-09-115060.94
2026-09-125064.36
2026-09-135064.51
2026-09-145040.70
2026-09-155027.79
2026-09-165400.56
2026-09-175004.85
2026-09-184564.56
2026-09-195004.96
2026-09-205004.32
2026-09-215005.50
2026-09-225362.88
2026-09-234958.09
2026-09-244934.13
2026-09-254955.38
2026-09-264953.77
2026-09-274953.74
2026-09-284942.61
2026-09-305299.50
2026-10-024836.50
2026-10-034861.69

High

5437.30

Low

4564.56

Average

5039.59

For developers

Get this rate via the API

One GET request returns the RON/SLL rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.

Get a free API key Read the API docs
cURL 
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=RON&currencies=SLL"
JavaScript 
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=RON&currencies=SLL");
const data = await response.json();
Python 
import requests

data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=RON&currencies=SLL").json()

Replace YOUR_API_KEY with the key from your dashboard.

RON/SLL API questions

How do I get the RON/SLL exchange rate from an API?

Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=RON&currencies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest RON/SLL rate in rates.SLL.

How far back does RON/SLL historical data go?

Daily RON/SLL rates are available from 2024-08-24. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.

Is there a free RON/SLL exchange rate API?

Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.

Related pairs

SLL/RON · inverse 0.000206 RON/USD 0.21062RON/EUR 0.18721RON/GBP 0.15908RON/JPY 33.2478RON/CHF 0.17456RON/AUD 0.30279

Put these rates in your application

One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.

Get a free API key Read the docs