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  2. ISK to SLE

Icelandic Króna (ISK) to Sierra Leonean Leone (SLE)

Convert Icelandic krónur to Sierra Leonean leones at the live mid-market rate. Reverse: SLE to ISK

1 Icelandic Króna =

0.189 SLE −0.10% today

1 ISK = 0.189003 SLE · 1 SLE = 5.29093 ISK

Mid-market rate, updated 00:47 UTC. Paid plans update as often as every 60 seconds. Get ISK→SLE rates via API

ISK to SLE over the last year

0.180.190.20Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.20428
52-week low
0.17745
52-week average
0.18543
Change over the year
+0.54%

Conversion tables

ISK to SLE
ISK SLE
1 ISK 0.189 SLE
10 ISK 1.89 SLE
100 ISK 18.90 SLE
1,000 ISK 189.00 SLE
10,000 ISK 1,890.03 SLE
50,000 ISK 9,450.14 SLE
100,000 ISK 18,900.27 SLE
SLE to ISK
SLE ISK
1 SLE 5 ISK
10 SLE 53 ISK
100 SLE 529 ISK
1,000 SLE 5,291 ISK
10,000 SLE 52,909 ISK
50,000 SLE 264,546 ISK
100,000 SLE 529,093 ISK

Get ISK→SLE rates via API

The live rate, the rate on any past day or a whole range, for SLE and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=ISK -d currencies=SLE \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=ISK -d currencies=SLE \
  -d date=2025-10-02 \
  -H "apikey: YOUR-API-KEY"

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Questions about ISK to SLE

How much is 1 ISK in SLE?

1 Icelandic Króna is 0.189003 Sierra Leonean leones at the mid-market rate of 2 October 2026, 00:47 UTC, and 1 SLE is 5.29093 ISK.

What was the ISK to SLE rate over the last year?

Over the last 52 weeks 1 ISK ranged from 0.177446 to 0.204276 SLE, 0.185432 SLE on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for ISK/SLE, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.