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  2. ISK to OP

Icelandic Króna (ISK) to Optimism (OP)

Convert Icelandic krónur to Optimism at the live mid-market rate. Reverse: OP to ISK

1 Icelandic Króna =

0.06042 OP +0.61% today

1 ISK = 0.0604166 OP · 1 OP = 16.5517 ISK

Mid-market rate, updated 05:52 UTC. Paid plans update as often as every 60 seconds. Get ISK→OP rates via API

ISK to OP over the last year

0.050.10Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.099067
52-week low
0.010899
52-week average
0.055680
Change over the year
+429.08%

Conversion tables

ISK to OP
ISK OP
1 ISK 0.06042 OP
10 ISK 0.6042 OP
100 ISK 6.04166468 OP
1,000 ISK 60.41664680 OP
10,000 ISK 604.16646800 OP
50,000 ISK 3,020.83234000 OP
100,000 ISK 6,041.66468000 OP
OP to ISK
OP ISK
1 OP 17 ISK
10 OP 166 ISK
100 OP 1,655 ISK
1,000 OP 16,552 ISK
10,000 OP 165,517 ISK
50,000 OP 827,586 ISK
100,000 OP 1,655,173 ISK

Get ISK→OP rates via API

The live rate, the rate on any past day or a whole range, for OP 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=OP \
  -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=OP \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about ISK to OP

How much is 1 ISK in OP?

1 Icelandic Króna is 0.0604166 Optimism at the mid-market rate of 4 October 2026, 05:52 UTC, and 1 OP is 16.5517 ISK.

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

Over the last 52 weeks 1 ISK ranged from 0.0108995 to 0.099067 OP, 0.0556804 OP on average.

Which exchange rate is this?

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