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BYN to PLN exchange rate API

Belarussian Ruble to Zloty · quoted 2026-10-07

1.2717

▲ +1.23% over 6M

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 last 6 months, BYN/PLN traded between 1.2047 and 1.3362, averaged 1.2806 and rose 1.23%. 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 6M

BYN/PLN over 6M: show the values
PointBYN/PLN
2026-04-101.2562
2026-04-171.2613
2026-04-241.2806
2026-05-011.2834
2026-05-081.2748
2026-05-151.3069
2026-05-221.3284
2026-05-291.3258
2026-06-051.2907
2026-06-131.3257
2026-06-201.3362
2026-06-271.2969
2026-07-041.2913
2026-07-111.3235
2026-07-181.3114
2026-07-251.3226
2026-08-011.2878
2026-08-081.2487
2026-08-151.2249
2026-08-221.2335
2026-08-291.2423
2026-09-051.2047
2026-09-121.2273
2026-09-191.2552
2026-09-261.2715
2026-10-031.2923

High

1.3362

Low

1.2047

Average

1.2806

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.