RON to SLL exchange rate API

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

4854.08

▼ +6.25% over 6M

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 6 months, RON/SLL traded between 4721.40 and 5482.33, averaged 5034.99 and fell 6.25%. 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 6M

7D 30D 6M YTD 1Y 5Y

RON/SLL over 6M: show the values

Point	RON/SLL
2026-04-06	5177.70
2026-04-17	4851.58
2026-04-24	4823.62
2026-05-01	4730.85
2026-05-08	4721.40
2026-05-16	5414.70
2026-05-24	5059.30
2026-05-31	5074.86
2026-06-09	5039.61
2026-06-16	5482.33
2026-06-23	4955.77
2026-06-30	4958.37
2026-07-07	5017.14
2026-07-14	4969.90
2026-07-21	4991.03
2026-07-28	5264.36
2026-08-04	5021.80
2026-08-11	5036.57
2026-08-18	5060.83
2026-08-26	5075.63
2026-09-02	5048.45
2026-09-09	5084.68
2026-09-16	5400.56
2026-09-23	4958.09
2026-10-02	4836.50

High

5482.33

Low

4721.40

Average

5034.99

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.

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