Convert 1 Belarusian Ruble (BYN) to Cuban Convertible Peso (CUC)

Convert Belarusian rubles to Cuban Convertible Peso at the live mid-market rate. Reverse: CUC to BYN

The Cuban Convertible Peso is no longer in use

Cuban Convertible Peso (CUC) was replaced by the Cuban Peso (CUP) in 2021. For today’s money, convert BYN to CUP.

Amount

From

1 Belarusian Ruble =

0.3311 CUC 0.00% today

1 BYN = 0.331126 CUC · 1 CUC = 3.02 BYN

Mid-market rate, updated 10:54 UTC. Paid plans update as often as every 60 seconds. Get BYN→CUC rates via API

BYN to CUC over the last year

52-week high: 0.36765
52-week low: 0.29281
52-week average: 0.33660
Change over the year: +12.05%

Conversion tables

BYN to CUC
BYN	CUC
1 BYN	0.3311 CUC
10 BYN	3.31 CUC
100 BYN	33.11 CUC
1,000 BYN	331.13 CUC
10,000 BYN	3,311.26 CUC
50,000 BYN	16,556.29 CUC
100,000 BYN	33,112.58 CUC

CUC to BYN
CUC	BYN
1 CUC	3.02 BYN
10 CUC	30.20 BYN
100 CUC	302.00 BYN
1,000 CUC	3,020.00 BYN
10,000 CUC	30,200.00 BYN
50,000 CUC	151,000.02 BYN
100,000 CUC	302,000.04 BYN

Get BYN→CUC rates via API

The live rate, the rate on any past day or a whole range, for CUC 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=BYN -d currencies=CUC \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=BYN -d currencies=CUC \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about BYN to CUC

How much is 1 BYN in CUC?

1 Belarusian Ruble is 0.3311 Cuban Convertible Peso at the mid-market rate of 4 October 2026, 10:54 UTC, when 1 BYN = 0.331126 CUC.

What was the BYN to CUC rate over the last year?

Over the last 52 weeks 1 BYN ranged from 0.292808 to 0.367646 CUC, 0.336596 CUC on average.

Which exchange rate is this?

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