BTN to LKR exchange rate API
Ngultrum to Sri Lanka Rupee · quoted 2026-10-02
3.4425
▼ +3.79% over 5Y
1 BTN = 3.4425 LKR · 1 LKR = 0.29049 BTN · Get this rate via the API
1 BTN buys 3.4425 LKR as of 2026-10-02, so 1 LKR buys 0.29049 BTN. Over the last 5 years, BTN/LKR traded between 3.3421 and 3.5781, averaged 3.4375 and fell 3.79%. The API holds daily BTN/LKR rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.
Converting an invoice? Convert an amount on a specific date.
BTN/LKR over 5Y: show the values
| Point | BTN/LKR |
|---|---|
| 2024-08-24 | 3.5781 |
| 2024-10-07 | 3.4826 |
| 2024-11-06 | 3.4290 |
| 2024-12-06 | 3.3767 |
| 2025-01-05 | 3.3790 |
| 2025-02-04 | 3.3807 |
| 2025-03-06 | 3.3505 |
| 2025-04-06 | 3.4332 |
| 2025-05-06 | 3.4925 |
| 2025-06-07 | 3.4864 |
| 2025-07-07 | 3.4652 |
| 2025-08-06 | 3.3696 |
| 2025-09-05 | 3.3698 |
| 2025-10-06 | 3.3421 |
| 2025-11-05 | 3.4358 |
| 2025-12-05 | 3.4375 |
| 2026-01-05 | 3.4434 |
| 2026-02-04 | 3.4302 |
| 2026-03-06 | 3.4038 |
| 2026-04-05 | 3.3969 |
| 2026-05-05 | 3.3719 |
| 2026-06-06 | 3.5416 |
| 2026-07-08 | 3.5284 |
| 2026-08-07 | 3.5253 |
| 2026-09-07 | 3.4820 |
High
3.5781
Low
3.3421
Average
3.4375
Get this rate via the API
One GET request returns the BTN/LKR rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN¤cies=LKR"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN¤cies=LKR");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN¤cies=LKR").json()Replace YOUR_API_KEY with the key from your dashboard.
BTN/LKR API questions
How do I get the BTN/LKR exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN¤cies=LKR, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest BTN/LKR rate in rates.LKR.
How far back does BTN/LKR historical data go?
Daily BTN/LKR rates are available from 2024-08-24. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.
Is there a free BTN/LKR exchange rate API?
Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.
Put these rates in your application
One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.