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BYN to PLN exchange rate API

Belarussian Ruble to Zloty · quoted 2026-10-07

1.2717

▲ +3.54% over YTD

1 BYN = 1.2717 PLN · 1 PLN = 0.78635 BYN · Get this rate via the API

1 BYN buys 1.2717 PLN as of 2026-10-07, so 1 PLN buys 0.78635 BYN. Over the year to date, BYN/PLN traded between 1.2063 and 1.3424, averaged 1.2679 and rose 3.54%. The API holds daily BYN/PLN rates from 2016-07-01 — 10 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.

BYN/PLN over YTD

BYN/PLN over YTD: show the values
PointBYN/PLN
2025-12-311.2282
2026-01-071.2268
2026-01-141.2443
2026-01-211.2513
2026-01-281.2362
2026-02-041.2472
2026-02-111.2309
2026-02-181.2469
2026-02-251.2514
2026-03-041.2572
2026-03-111.2470
2026-03-181.2271
2026-03-251.2446
2026-04-011.2407
2026-04-081.2404
2026-04-151.2619
2026-04-221.2801
2026-04-291.2875
2026-05-061.2742
2026-05-131.3008
2026-05-201.3424
2026-05-271.3252
2026-06-031.3080
2026-06-111.3362
2026-06-181.3417
2026-06-251.3367
2026-07-021.2942
2026-07-091.3145
2026-07-161.3082
2026-07-231.3175
2026-07-301.2892
2026-08-061.2579
2026-08-131.2448
2026-08-201.2192
2026-08-271.2316
2026-09-031.2063
2026-09-101.2196
2026-09-171.2463
2026-09-241.2680
2026-10-011.2821

High

1.3424

Low

1.2063

Average

1.2679

For developers

Get this rate via the API

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

cURL
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN&currencies=PLN"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN&currencies=PLN");
const data = await response.json();
Python
import requests

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

Replace YOUR_API_KEY with the key from your dashboard.

BYN/PLN API questions

How do I get the BYN/PLN exchange rate from an API?

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

How far back does BYN/PLN historical data go?

Daily BYN/PLN rates are available from 2016-07-01. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.

Is there a free BYN/PLN exchange rate API?

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

Put these rates in your application

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