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Polish zlotys to Czech korunas exchange rate API

1 PLN = 5.5319 CZK · Live mid-market rate

Convert PLN to CZK at the mid-market exchange rate. Access real-time rates via our /api/rate endpoint (free API key required) or the developer docs.

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CZK
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Mid-market rate
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Exchange Rate Trend

PLN → CZK
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PLN to CZK Conversion Table

Convert PLN to CZK

PLN CZK
zł1 Kč5.53
zł5 Kč27.66
zł10 Kč55.32
zł25 Kč138.30
zł50 Kč276.59
zł100 Kč553.19
zł500 Kč2,765.93
zł1,000 Kč5,531.85
zł5,000 Kč27,659.25
zł10,000 Kč55,318.50

Convert CZK to PLN

CZK PLN
Kč1 zł0.1808
Kč5 zł0.9039
Kč10 zł1.8077
Kč25 zł4.5193
Kč50 zł9.0386
Kč100 zł18.0771
Kč500 zł90.3857
Kč1,000 zł180.7714
Kč5,000 zł903.8568
Kč10,000 zł1,807.7135

About the Polish Zloty (PLN)

The Polish Zloty (PLN) is managed by Narodowy Bank Polski. As one of the EU's largest economies outside the Eurozone, Poland's currency reflects its growing economic importance.

Key Factors That Influence PLN

  • NBP monetary policy
  • EU fund inflows
  • Export performance
  • Inflation targeting
  • Political and EU relations

About the Czech Koruna (CZK)

The Czech Koruna (CZK) is used for trade and commerce in its respective region.

Key Factors That Influence CZK

  • Central bank monetary policy
  • Economic indicators
  • Trade balance
  • Political stability
  • Global market conditions

Understanding the PLN/CZK Exchange Rate

The PLN/CZK exchange rate tells you how many Czech korunas you get for 1 Polish Zloty. This is the mid-market rate — the real exchange rate without any markup. It's the same rate used by Google Finance.

AllRatesToday provides this rate via a free REST API, updated every 60 seconds from institutional foreign exchange market data. Integrate live PLN/CZK rates into your app with our official SDKs for JavaScript, Python, PHP, and React.

The exchange rate between PLN and CZK fluctuates based on supply and demand in the foreign exchange market. Economic data releases, central bank announcements, and geopolitical events can all cause significant movements in the rate.

Currency converter API for PLN to CZK

The rate above comes from the AllRatesToday API. Each call below is one HTTP request that returns JSON for PLN/CZK.

The live rate needs a free API key, no card required. The ECB example below needs no key at all.

Get a free API key Already registered? Copy your key from the dashboard.

Live mid-market rate

The number shown on this page, refreshed every 60 seconds across 163 currencies. Use it for pricing, checkout and anything a customer sees.

curl "https://allratestoday.com/api/v1/rates?source=PLN&target=CZK" \
  -H "Authorization: Bearer art_live_your_key"

Response (live, when this page was generated):

[
  {
    "rate": 5.53185,
    "source": "PLN",
    "target": "CZK",
    "time": "2026-10-27T15:21:01+0000"
  }
]

Several targets in one call return one row per pair:

curl "https://allratestoday.com/api/v1/rates?source=PLN&target=CZK,EUR,GBP" \
  -H "Authorization: Bearer art_live_your_key"

No key: ECB reference rate

PLN and CZK are both in the European Central Bank's daily table, so you can start without registering. Keyless, browser-safe (CORS), free for commercial use with a link back. It updates once a day, not every minute. 

curl "https://allratestoday.com/api/compat/frankfurter/latest?from=PLN&to=CZK"

Response (today's table):

{
  "amount": 1,
  "base": "PLN",
  "date": "2026-10-27",
  "rates": { "CZK": 5.5311222 },
  "source": "European Central Bank reference rates, served by AllRatesToday",
  "attribution": "https://allratestoday.com/migrate/",
  "free_key": "…"
}

Keyless API docs · Migrating from Frankfurter or exchangerate.host

Official central bank rate

The rate a named institution published for a date, from 123 central banks and 4 tax authorities. It never changes after publication, which is what tax filings, customs and audits require. 

curl "https://allratestoday.com/api/v1/central-bank/cnb/latest?source=PLN&target=CZK" \
  -H "Authorization: Bearer art_live_your_key"

Czech National Bank: live example responses · All 127 sources · Endpoint reference

Official SDKs

npm install @allratestoday/sdk · pip install allratestoday · composer require allratestoday/sdk

For AI agents

An MCP server — @allratestoday/mcp-server — lets Claude, Cursor and other MCP clients pull these rates directly, no glue code.

Free tier

No credit card, no trial expiry. Paid plans start at €4.99/month for 5,000 requests a month.

Which one do you need? If a regulator, tax authority or auditor names the source, use the official rate — the two can differ by several percent on the same day. For everything a customer sees, use the mid-market rate. On weekends and holidays the official endpoints return the most recent published date, which is the figure compliance rules expect you to apply.

Official PLN and CZK Central Bank Rates

The rate on this page is the live mid-market rate. For tax filings, customs valuations, audits, and compliant invoicing you often need the official reference rate published by the central bank instead. AllRatesToday also serves published central-bank rates as JSON, with history and a free latest-rates tier.

Narodowy Bank Polski official rates → Czech National Bank official rates → All central banks →

How PLN/CZK Exchange Rates Work

Exchange rates are determined by supply and demand in the global foreign exchange (forex) market, the largest financial market in the world with over $6 trillion traded daily.

Floating vs Fixed Rates: Most major currencies like PLN and CZK have floating exchange rates, meaning their value is determined by market forces. Some currencies are pegged to another currency (usually USD) at a fixed rate.

Bid and Ask Prices: In forex markets, currencies are quoted with a bid price (what buyers pay) and ask price (what sellers receive). The mid-market rate shown on this page is the midpoint between these two prices.

Rate Fluctuations: The PLN/CZK rate can change every second during trading hours. Major economic announcements, interest rate decisions, and geopolitical events can cause significant moves in either direction.

Frequently Asked Questions About PLN/CZK

How do I convert PLN to CZK?

To convert PLN to CZK: (1) Use the calculator above to see the live mid-market rate. (2) For programmatic access, call our API: GET /api/v1/rates?source=PLN&target=CZK. Current rate: 1 PLN = 5.5319 CZK. Get your free API key at allratestoday.com/register.

What is 1 PLN in CZK today?

1 PLN equals 5.5319 CZK as of today. This is the mid-market exchange rate, which is the real rate without any bank markup. Rates fluctuate constantly based on market conditions, so check back regularly for updates.

Is the PLN going up or down against CZK today?

The PLN/CZK exchange rate fluctuates throughout the day based on market conditions. Today's rate is 1 PLN = 5.5319 CZK. Check our historical chart above to see the trend over the past day, week, month, or year to understand whether PLN is strengthening or weakening against CZK.

What is the best time to buy CZK with PLN?

The best time to exchange PLN to CZK depends on market conditions. Generally, rates tend to be more favorable during overlapping trading hours between major financial centers (London, New York, Tokyo). Avoid exchanging during weekends or bank holidays when spreads may be wider. Use our historical chart to identify trends and consider setting up rate alerts.

Why is PLN falling or rising against CZK?

Exchange rates between PLN and CZK are influenced by: interest rate differentials between central banks, inflation rates, GDP and economic growth data, trade balances, political stability, and global market sentiment. Major announcements from the Federal Reserve, ECB, or other central banks can cause significant short-term movements in the PLN/CZK rate.

How can I get PLN/CZK rates in my app?

Use the AllRatesToday API: (1) Register for a free API key at allratestoday.com/register. (2) Call GET /api/v1/rates?source=PLN&target=CZK with your Bearer token. (3) Rates update every 60 seconds from institutional foreign exchange market data. (4) Install our official SDK for JavaScript (npm), Python (PyPI), or PHP (Packagist) for even faster integration.

What is the mid-market rate for PLN/CZK?

The mid-market rate (also called the interbank rate) is the midpoint between buy and sell prices in global currency markets. The current mid-market rate is 1 PLN = 5.5319 CZK. This is the "real" exchange rate without any bank markup. AllRatesToday provides this rate via a free API, sourced from institutional foreign exchange market data.

Other PLN conversions

Building PLN/CZK into software?

These rates come from the AllRatesToday API. If you need them in an application rather than on a page, these are the places to start:

Packages and open data