CZK to ISK exchange rate API
Czech Koruna to Iceland Krona · quoted 2026-10-01
5.5956
▼ +7.87% over YTD
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 year to date, CZK/ISK traded between 5.5956 and 6.0734, averaged 5.9014 and fell 7.87%. 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.
CZK/ISK over YTD: show the values
| Point | CZK/ISK |
|---|---|
| 2025-12-31 | 6.0734 |
| 2026-01-07 | 6.0601 |
| 2026-01-14 | 6.0341 |
| 2026-01-21 | 6.0026 |
| 2026-01-28 | 5.9686 |
| 2026-02-04 | 5.9531 |
| 2026-02-11 | 5.9729 |
| 2026-02-18 | 5.9738 |
| 2026-02-25 | 5.9234 |
| 2026-03-04 | 5.9401 |
| 2026-03-11 | 5.9482 |
| 2026-03-18 | 5.8691 |
| 2026-03-25 | 5.8681 |
| 2026-04-01 | 5.8737 |
| 2026-04-08 | 5.8983 |
| 2026-04-15 | 5.9113 |
| 2026-04-22 | 5.9063 |
| 2026-04-29 | 5.8896 |
| 2026-05-06 | 5.8998 |
| 2026-05-13 | 5.8981 |
| 2026-05-20 | 5.8959 |
| 2026-05-27 | 5.9051 |
| 2026-06-03 | 5.9283 |
| 2026-06-11 | 5.9441 |
| 2026-06-18 | 5.9716 |
| 2026-06-25 | 5.9374 |
| 2026-07-02 | 5.9465 |
| 2026-07-09 | 5.9124 |
| 2026-07-16 | 5.9106 |
| 2026-07-23 | 5.9288 |
| 2026-07-30 | 5.9006 |
| 2026-08-06 | 5.8653 |
| 2026-08-13 | 5.8697 |
| 2026-08-20 | 5.8792 |
| 2026-08-27 | 5.8163 |
| 2026-09-03 | 5.8049 |
| 2026-09-10 | 5.7730 |
| 2026-09-17 | 5.7512 |
| 2026-09-24 | 5.6560 |
High
6.0734
Low
5.5956
Average
5.9014
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.