BTN to LKR exchange rate API
Ngultrum to Sri Lanka Rupee · quoted 2026-10-02
3.4425
▼ +0.65% over 30D
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 30 days, BTN/LKR traded between 3.4373 and 3.4844, averaged 3.4577 and fell 0.65%. 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 30D: show the values
| Point | BTN/LKR |
|---|---|
| 2026-09-02 | 3.4651 |
| 2026-09-03 | 3.4844 |
| 2026-09-04 | 3.4813 |
| 2026-09-05 | 3.4757 |
| 2026-09-06 | 3.4767 |
| 2026-09-07 | 3.4820 |
| 2026-09-08 | 3.4759 |
| 2026-09-09 | 3.4680 |
| 2026-09-10 | 3.4566 |
| 2026-09-11 | 3.4408 |
| 2026-09-12 | 3.4373 |
| 2026-09-13 | 3.4422 |
| 2026-09-14 | 3.4424 |
| 2026-09-15 | 3.4457 |
| 2026-09-16 | 3.4571 |
| 2026-09-17 | 3.4705 |
| 2026-09-18 | 3.4604 |
| 2026-09-19 | 3.4491 |
| 2026-09-20 | 3.4517 |
| 2026-09-21 | 3.4609 |
| 2026-09-22 | 3.4525 |
| 2026-09-23 | 3.4499 |
| 2026-09-24 | 3.4488 |
| 2026-09-25 | 3.4493 |
| 2026-09-26 | 3.4467 |
| 2026-09-27 | 3.4521 |
| 2026-09-28 | 3.4530 |
| 2026-09-30 | 3.4548 |
High
3.4844
Low
3.4373
Average
3.4577
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.