Convert 100 Thai Baht (THB) to Old Sierra Leonean Leone (SLL)

Convert Thai baht to old Sierra Leonean leones at the live mid-market rate. Reverse: SLL to THB

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert THB to SLE.

Amount

From

100 Thai baht =

68,487.49 SLL 0.00% today

1 THB = 684.875 SLL · 1 SLL = 0.00146012 THB

Mid-market rate, updated 06:41 UTC. Paid plans update as often as every 60 seconds. Get THB→SLL rates via API

THB to SLL over the last year

52-week high: 739.07
52-week low: 675.18
52-week average: 703.89
Change over the year: −2.31%

Conversion tables

THB to SLL
THB	SLL
1 THB	684.87 SLL
10 THB	6,848.75 SLL
100 THB	68,487.49 SLL
1,000 THB	684,874.89 SLL
10,000 THB	6,848,748.89 SLL
50,000 THB	34,243,744.43 SLL
100,000 THB	68,487,488.86 SLL

SLL to THB
SLL	THB
1 SLL	0.00146 THB
10 SLL	0.0146 THB
100 SLL	0.146 THB
1,000 SLL	1.46 THB
10,000 SLL	14.60 THB
50,000 SLL	73.01 THB
100,000 SLL	146.01 THB

Get THB→SLL rates via API

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

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

Related conversions

Popular Thai Baht conversions

Popular Old Sierra Leonean Leone conversions

Questions about THB to SLL

How much is 100 THB in SLL?

100 Thai baht is 68,487.49 old Sierra Leonean leones at the mid-market rate of 4 October 2026, 06:41 UTC, when 1 THB = 684.875 SLL.

What was the THB to SLL rate over the last year?

Over the last 52 weeks 1 THB ranged from 675.176 to 739.073 SLL, 703.894 SLL on average.

Which exchange rate is this?

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