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PLN to BYN exchange rate API

Zloty to Belarussian Ruble · quoted 2026-10-07

0.78762

▼ +15.45% over 1Y

1 PLN = 0.78762 BYN · 1 BYN = 1.2696 PLN · Get this rate via the API

1 PLN buys 0.78762 BYN as of 2026-10-07, so 1 BYN buys 1.2696 PLN. Over the last year, PLN/BYN traded between 0.74540 and 0.93500, averaged 0.81244 and fell 15.45%. The API holds daily PLN/BYN 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.

PLN/BYN over 1Y

PLN/BYN over 1Y: show the values
PointPLN/BYN
2025-10-070.93149
2025-10-140.92292
2025-10-210.93262
2025-10-280.93500
2025-11-040.92028
2025-11-110.93305
2025-11-180.93222
2025-11-250.93420
2025-12-020.86167
2025-12-090.79514
2025-12-160.81718
2025-12-230.80670
2025-12-300.80375
2026-01-060.82078
2026-01-130.80583
2026-01-200.79900
2026-01-270.80827
2026-02-030.80244
2026-02-100.81219
2026-02-170.80025
2026-02-240.80051
2026-03-030.78664
2026-03-100.80229
2026-03-170.81134
2026-03-240.80757
2026-03-310.79677
2026-04-070.79652
2026-04-140.79159
2026-04-210.78873
2026-04-280.77535
2026-05-050.77735
2026-05-120.77171
2026-05-190.75026
2026-05-260.75829
2026-06-020.76045
2026-06-100.75043
2026-06-170.75685
2026-06-240.74540
2026-07-010.77354
2026-07-080.75897
2026-07-150.75699
2026-07-220.76185
2026-07-290.75958
2026-08-050.79039
2026-08-120.79805
2026-08-190.81623
2026-08-260.81915
2026-09-020.82842
2026-09-090.82855
2026-09-160.80537
2026-09-230.79151
2026-09-300.78013

High

0.93500

Low

0.74540

Average

0.81244

For developers

Get this rate via the API

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

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

Replace YOUR_API_KEY with the key from your dashboard.

PLN/BYN API questions

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

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

How far back does PLN/BYN historical data go?

Daily PLN/BYN 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 PLN/BYN 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.