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  2. BND to SLE

Brunei Dollar (BND) to Sierra Leonean Leone (SLE)

Convert Brunei dollars to Sierra Leonean leones at the live mid-market rate. Reverse: SLE to BND

Brunei Dollar (BND) is not the US Dollar (USD). Looking for USD to SLE?

1 Brunei Dollar =

18.01 SLE 0.00% today

1 BND = 18.0141 SLE · 1 SLE = 0.0555121 BND

Mid-market rate, updated 04:50 UTC. Paid plans update as often as every 60 seconds. Get BND→SLE rates via API

BND to SLE over the last year

18.0019.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
19.453
52-week low
17.337
52-week average
17.906
Change over the year
−0.22%

Conversion tables

BND to SLE
BND SLE
1 BND 18.01 SLE
10 BND 180.14 SLE
100 BND 1,801.41 SLE
1,000 BND 18,014.08 SLE
10,000 BND 180,140.82 SLE
50,000 BND 900,704.08 SLE
100,000 BND 1,801,408.16 SLE
SLE to BND
SLE BND
1 SLE 0.05551 BND
10 SLE 0.5551 BND
100 SLE 5.55 BND
1,000 SLE 55.51 BND
10,000 SLE 555.12 BND
50,000 SLE 2,775.61 BND
100,000 SLE 5,551.21 BND

Get BND→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=BND -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=BND -d currencies=SLE \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about BND to SLE

How much is 1 BND in SLE?

1 Brunei Dollar is 18.0141 Sierra Leonean leones at the mid-market rate of 4 October 2026, 04:50 UTC, and 1 SLE is 0.0555121 BND.

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

Over the last 52 weeks 1 BND ranged from 17.337 to 19.4527 SLE, 17.9061 SLE on average.

Which exchange rate is this?

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