CZK to ISK exchange rate API
Czech Koruna to Iceland Krona · quoted 2026-10-01
5.5956
▼ +1.07% over 7D
1 CZK = 5.5956 ISK · 1 ISK = 0.17871 CZK · Get this rate via the API
1 CZK buys 5.5956 ISK as of 2026-10-01, so 1 ISK buys 0.17871 CZK. Over the last 7 days, CZK/ISK traded between 5.5956 and 5.6560, averaged 5.6155 and fell 1.07%. The API holds daily CZK/ISK rates from 1999-01-04 — 27 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.
Get this rate via the API
One GET request returns the CZK/ISK rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CZK¤cies=ISK"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CZK¤cies=ISK");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CZK¤cies=ISK").json()Replace YOUR_API_KEY with the key from your dashboard.
CZK/ISK API questions
How do I get the CZK/ISK exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CZK¤cies=ISK, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest CZK/ISK rate in rates.ISK.
How far back does CZK/ISK historical data go?
Daily CZK/ISK rates are available from 1999-01-04. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.
Is there a free CZK/ISK 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.