Europelei — ISO 4217

Romanian Leu (RON) Exchange Rate API

Get live Romanian Leu (RON) to USD exchange rates via REST API. Rates updated every 4 hours from dual sources. Used by Romania.

Fetch RON rates in seconds

One endpoint, one header. No OAuth, no webhooks required.

JavaScript / TypeScriptGET /v1/exchange-rates/RON
// Fetch RON exchange rate
const response = await fetch(
  'https://api.apogeoapi.com/v1/exchange-rates/RON',
  { headers: { 'X-API-Key': 'your_api_key' } }
);

const data = await response.json();
// {
//   "currency": "RON",
//   "usdRate": 1.08,        // 1 RON = X USD
//   "lastUpdated": "2026-04-05T10:00:00Z",
//   "stale": false
// }
Bundled with country dataGET /v1/countries/{ISO2}
// Countries using RON also include currencyRate in their response:
GET /v1/countries/{ISO2}
// { ..., "currencyRate": { "usdRate": 1.08, "currency": "RON" } }

Why use ApogeoAPI for RON rates?

Live rates

RON to USD rates updated every 4 hours from ExchangeRate-API with Frankfurter as automatic fallback. Stale flag included if refresh fails.

161 currencies

USD, EUR, GBP, ARS, BRL and 156 more — all available under the same subscription. No per-currency pricing.

Bundled with geo data

Countries that use RON return currencyRate inline — no extra API call needed. Cities, states, IP geo all in one response.

Countries using RON

All of these countries return RON exchange rate data in their API responses.

Romania

Other Europe currencies

All supported via the same endpoint and subscription.

Start fetching RON rates today

14-day free trial. No credit card required. 161 currencies included.