# SLE to PLN exchange rate

1 SLE = 0.169724 PLN, and 1 PLN = 5.8919 SLE, from the daily edition of the Currency Exchange Rate API updated Nov 5, 2026, 12:00 AM UTC.

- From: Sierra Leonean Leone (SLE)
- To: Polish Zloty (PLN)
- Rate: 0.1697235161
- Inverse rate: 5.891935443
- Edition time: 2026-11-05T00:00:01.000Z
- Next edition: 2026-11-06T00:00:01.000Z

This is the daily reference rate. Plans get updates up to every 5 minutes through the API, webhooks, and the WebSocket stream.

## SLE to PLN

| Amount in SLE | Converted to PLN |
| --- | --- |
| 1 SLE | 0.169724 PLN |
| 5 SLE | 0.848618 PLN |
| 10 SLE | 1.7 PLN |
| 25 SLE | 4.24 PLN |
| 50 SLE | 8.49 PLN |
| 100 SLE | 16.97 PLN |
| 250 SLE | 42.43 PLN |
| 500 SLE | 84.86 PLN |
| 1,000 SLE | 169.72 PLN |
| 5,000 SLE | 848.62 PLN |
| 10,000 SLE | 1,697.24 PLN |

## PLN to SLE

| Amount in PLN | Converted to SLE |
| --- | --- |
| 1 PLN | 5.89 SLE |
| 5 PLN | 29.46 SLE |
| 10 PLN | 58.92 SLE |
| 25 PLN | 147.3 SLE |
| 50 PLN | 294.6 SLE |
| 100 PLN | 589.19 SLE |
| 250 PLN | 1,472.98 SLE |
| 500 PLN | 2,945.97 SLE |
| 1,000 PLN | 5,891.94 SLE |
| 5,000 PLN | 29,459.68 SLE |
| 10,000 PLN | 58,919.35 SLE |

## SLE to PLN history

Daily closing rates for 1 SLE in PLN.

- 30-day change: -1.79%
- 1-year high: 0.17281 on 2026-10-29
- 1-year low: 0.169724 on 2026-11-05

| Date | Rate |
| --- | --- |
| 2026-11-05 | 0.169724 |
| 2026-11-04 | 0.172535 |
| 2026-11-03 | 0.172513 |
| 2026-11-02 | 0.172766 |
| 2026-11-01 | 0.172342 |
| 2026-10-31 | 0.172329 |
| 2026-10-30 | 0.172163 |
| 2026-10-29 | 0.17281 |

Every daily rate back to 1999 is available from `/timeseries`; the free plan covers the last 30 days. [Get a free API key](https://currencyexchangerate-api.com/auth/login).

```shell
curl "https://api.currencyexchangerate-api.com/api/v1/timeseries?start=2026-10-29&end=2026-11-05&base=SLE&symbols=PLN" \
  -H "Authorization: Bearer $EXCHANGE_API_KEY"
```

## Get SLE to PLN from the API

Convert an amount or read the rate alone with a bearer key. Plans with faster editions can also push rates to you with [webhooks](https://currencyexchangerate-api.com/docs#webhooks) or stream them over a [WebSocket](https://currencyexchangerate-api.com/docs#streaming). [Sign up for a free API key](https://currencyexchangerate-api.com/auth/login).

```shell
curl "https://api.currencyexchangerate-api.com/api/v1/convert?from=SLE&to=PLN&amount=100" \
  -H "Authorization: Bearer $EXCHANGE_API_KEY"
```

```shell
curl "https://api.currencyexchangerate-api.com/api/v1/latest?base=SLE&symbols=PLN" \
  -H "Authorization: Bearer $EXCHANGE_API_KEY"
```

## Related rates

- [PLN to SLE exchange rate](https://currencyexchangerate-api.com/convert/pln-to-sle.md)
- [SLE exchange rates](https://currencyexchangerate-api.com/currencies/sle.md)
- [PLN exchange rates](https://currencyexchangerate-api.com/currencies/pln.md)
- [SLE to USD exchange rate](https://currencyexchangerate-api.com/convert/sle-to-usd.md)
- [SLE to EUR exchange rate](https://currencyexchangerate-api.com/convert/sle-to-eur.md)
- [SLE to GBP exchange rate](https://currencyexchangerate-api.com/convert/sle-to-gbp.md)

## Frequently asked questions

### What was the highest SLE to PLN rate in the last year?

Between Oct 29, 2026 and Nov 5, 2026, the highest daily close was 1 SLE = 0.17281 PLN on Oct 29, 2026, and the lowest was 0.169724 PLN on Nov 5, 2026. Over that period the rate changed -1.79%.

### What is the SLE to PLN rate today?

As of Nov 5, 2026, 12:00 AM UTC, 1 SLE = 0.169724 PLN, and 1 PLN = 5.8919 SLE. These figures come from the daily edition of the Currency Exchange Rate API.

### How often is the SLE to PLN rate updated?

This page shows the daily reference rate, which is refreshed once a day. The next daily edition is due Nov 6, 2026, 12:00 AM UTC. Plans with a faster edition can receive updates up to every 5 minutes through the API, webhooks, and the WebSocket stream.

### How do I get the SLE to PLN rate in code?

Call GET /convert?from=SLE&to=PLN&amount=100 with your API key in the Authorization header, or call GET /latest?base=SLE&symbols=PLN to get the rate alone.

### Is there a free plan?

Yes. Start on the free plan; no credit card is required. Move to a plan with a faster edition when you need more frequent updates.