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BTN to LKR exchange rate API

Ngultrum to Sri Lanka Rupee · quoted 2026-10-23

3.5121

▲ +2.23% over 2Y

1 BTN = 3.5121 LKR · 1 LKR = 0.28473 BTN · Get this rate via the API

1 BTN buys 3.5121 LKR as of 2026-10-23, so 1 LKR buys 0.28473 BTN. Over the last 2 years, BTN/LKR traded between 3.3127 and 3.5776, averaged 3.4293 and rose 2.23%. 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.

Chart sampled every 7 observations · table and exports keep every daily rate

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BTN/LKR over 2Y: show the values
Rates per 1 BTN. Missing rates are shown as a dash.
DateLKR
2024-10-233.435456
2024-10-243.441497
2024-10-253.440058
2024-10-263.497008
2024-10-273.46861
2024-10-283.439455
2024-10-293.440727
2024-10-303.436135
2024-10-313.432096
2024-11-013.432441
2024-11-023.483371
2024-11-033.457566
2024-11-043.436926
2024-11-053.433143
2024-11-063.429043
2024-11-073.421816
2024-11-083.416938
2024-11-093.46713
2024-11-103.432383
2024-11-113.417608
2024-11-123.415814
2024-11-133.414119
2024-11-143.412894
2024-11-153.411424
2024-11-163.460047
2024-11-173.428015
2024-11-183.406276
2024-11-193.40274
2024-11-203.40144
2024-11-213.401375
2024-11-223.397906
2024-11-233.449318
2024-11-243.425305
2024-11-253.402104
2024-11-263.405471
2024-11-273.401143
2024-11-283.392682
2024-11-293.388812
2024-11-303.437958
2024-12-013.398996
2024-12-023.385023
2024-12-033.374909
2024-12-043.37741
2024-12-053.374835
2024-12-063.376726
2024-12-073.429526
2024-12-083.393192
2024-12-093.376838
2024-12-103.370109
2024-12-113.367787
2024-12-123.369463
2024-12-133.367248
2024-12-143.419876
2024-12-153.381173
2024-12-163.371413
2024-12-173.373315
2024-12-183.375271
2024-12-193.373952
2024-12-203.381979
2024-12-213.455341
2024-12-223.411265
2024-12-233.392883
2024-12-243.380436
2024-12-253.408565
2024-12-263.359775
2024-12-273.368023
2024-12-283.426337
2024-12-293.382128
2024-12-303.370216
2024-12-313.368491
2025-01-013.384162
2025-01-023.363141
2025-01-033.360661
2025-01-043.425597
2025-01-053.378984
2025-01-063.37414
2025-01-073.367829
2025-01-083.365047
2025-01-093.35986
2025-01-103.363849
2025-01-113.41732
2025-01-123.374242
2025-01-133.353706
2025-01-143.335008
2025-01-153.346047
2025-01-163.361797
2025-01-173.362588
2025-01-183.424255
2025-01-193.383572
2025-01-203.371828
2025-01-213.391563
2025-01-223.394566
2025-01-233.397966
2025-01-243.39606
2025-01-253.461581
2025-01-263.424384
2025-01-273.405241
2025-01-283.38619
2025-01-293.371329
2025-01-303.375442
2025-01-313.374403
2025-02-013.43616
2025-02-023.399205
2025-02-033.384656
2025-02-043.380739
2025-02-053.367734
2025-02-063.351763
2025-02-073.335246
2025-02-083.388435
2025-02-093.349027
2025-02-103.327019
2025-02-113.332877
2025-02-123.366531
2025-02-133.351726
2025-02-143.352721
2025-02-153.400779
2025-02-163.369617
2025-02-173.354401
2025-02-183.349531
2025-02-193.357697
2025-02-203.354857
2025-02-213.360441
2025-02-223.41207
2025-02-233.373042
2025-02-243.357271
2025-02-253.354495
2025-02-263.340615
2025-02-273.33724
2025-02-283.332521
2025-03-013.373587
2025-03-023.338182
2025-03-033.330445
2025-03-043.331624
2025-03-053.334037
2025-03-063.350509
2025-03-073.343297
2025-03-083.389664
2025-03-093.372982
2025-03-103.346585
2025-03-113.331982
2025-03-123.337538
2025-03-133.338394
2025-03-143.352995
2025-03-153.406976
2025-03-163.370967
2025-03-173.358391
2025-03-183.366641
2025-03-193.370754
2025-03-203.384085
2025-03-213.382784
2025-03-223.445136
2025-03-233.407044
2025-03-253.417015
2025-03-263.414953
2025-03-273.405379
2025-03-283.411298
2025-03-293.462586
2025-03-303.432291
2025-03-313.456881
2025-04-013.418131
2025-04-023.412707
2025-04-033.411372
2025-04-043.419715
2025-04-053.45633
2025-04-063.43321
2025-04-073.409055
2025-04-083.423003
2025-04-093.428284
2025-04-103.39272
2025-04-113.404281
2025-04-123.463459
2025-04-133.437282
2025-04-143.407161
2025-04-153.409253
2025-04-163.422651
2025-04-173.432639
2025-04-183.44404
2025-04-193.499508
2025-04-203.461361
2025-04-213.453589
2025-04-223.461044
2025-04-233.458608
2025-04-243.449791
2025-04-253.45499
2025-04-263.509278
2025-04-273.48014
2025-04-283.450827
2025-04-293.460661
2025-04-303.454569
2025-05-013.482383
2025-05-023.482721
2025-05-033.545148
2025-05-043.502008
2025-05-053.490746
2025-05-063.49249
2025-05-083.472106
2025-05-093.421998
2025-05-103.497573
2025-05-113.460891
2025-05-123.459123
2025-05-133.460832
2025-05-143.455061
2025-05-153.443329
2025-05-173.495037
2025-05-183.468743
2025-05-193.451892
2025-05-203.462462
2025-05-213.455037
2025-05-223.456545
2025-05-233.441084
2025-05-243.513943
2025-05-253.496895
2025-05-263.481632
2025-05-273.480175
2025-05-283.465674
2025-05-293.460203
2025-05-303.464084
2025-05-313.499133
2025-06-013.472865
2025-06-023.458366
2025-06-033.462497
2025-06-043.452546
2025-06-053.442381
2025-06-063.441942
2025-06-073.486421
2025-06-083.459313
2025-06-093.445325
2025-06-103.450413
2025-06-113.451687
2025-06-123.457348
2025-06-133.447517
2025-06-143.482244
2025-06-153.45471
2025-06-163.44718
2025-06-173.453746
2025-06-183.440278
2025-06-193.432281
2025-06-203.426118
2025-06-213.469645
2025-06-223.44355
2025-06-233.428506
2025-06-243.442059
2025-06-253.451333
2025-06-263.446106
2025-06-273.460047
2025-06-283.50649
2025-06-293.478393
2025-06-303.466575
2025-07-013.44994
2025-07-023.449322
2025-07-033.449421
2025-07-043.456744
2025-07-053.509066
2025-07-063.475993
2025-07-073.465183
2025-07-083.451221
2025-07-093.450714
2025-07-103.451602
2025-07-113.453736
2025-07-123.502414
2025-07-133.467561
2025-07-143.451741
2025-07-153.445623
2025-07-163.452171
2025-07-173.444418
2025-07-183.442639
2025-07-193.500875
2025-07-203.459108
2025-07-213.438396
2025-07-223.433474
2025-07-233.429141
2025-07-243.427716
2025-07-253.423734
2025-07-263.481864
2025-07-273.452687
2025-07-283.424861
2025-07-293.415921
2025-07-303.40407
2025-07-313.382933
2025-08-013.379751
2025-08-023.455309
2025-08-033.424971
2025-08-043.408945
2025-08-053.36528
2025-08-063.369613
2025-08-073.374153
2025-08-083.382273
2025-08-093.42818
2025-08-103.39399
2025-08-113.381615
2025-08-123.378865
2025-08-133.379503
2025-08-143.388047
2025-08-153.379547
2025-08-163.438356
2025-08-173.402705
2025-08-183.3865
2025-08-193.395334
2025-08-203.408393
2025-08-213.413096
2025-08-223.402521
2025-08-233.455985
2025-08-243.455352
2025-08-253.400697
2025-08-263.392486
2025-08-273.389884
2025-08-283.39118
2025-08-293.392031
2025-08-303.42532
2025-08-313.386528
2025-09-013.367248
2025-09-023.371632
2025-09-033.371497
2025-09-043.369592
2025-09-053.369759
2025-09-063.425566
2025-09-073.383613
2025-09-083.368126
2025-09-093.371161
2025-09-103.364705
2025-09-113.367452
2025-09-133.418985
2025-09-143.379323
2025-09-153.363057
2025-09-163.368708
2025-09-173.374672
2025-09-183.377254
2025-09-193.367544
2025-09-203.432708
2025-09-213.401373
2025-09-223.368885
2025-09-233.36414
2025-09-243.346559
2025-09-253.348207
2025-09-263.347376
2025-09-273.402295
2025-09-283.371018
2025-09-293.352163
2025-09-303.347782
2025-10-013.343095
2025-10-023.348366
2025-10-033.345909
2025-10-043.409908
2025-10-053.365175
2025-10-063.342088
2025-10-073.415659
2025-10-083.415595
2025-10-093.4175
2025-10-103.415304
2025-10-113.39879
2025-10-123.412131
2025-10-133.419557
2025-10-143.422069
2025-10-153.420793
2025-10-163.463954
2025-10-173.45024
2025-10-183.448285
2025-10-193.444645
2025-10-203.447281
2025-10-213.454029
2025-10-223.456152
2025-10-233.462267
2025-10-243.462199
2025-10-253.4581
2025-10-263.459573
2025-10-273.466654
2025-10-283.455294
2025-10-293.455831
2025-10-303.449233
2025-10-313.441717
2025-11-013.431629
2025-11-023.430976
2025-11-033.434166
2025-11-043.437
2025-11-053.435833
2025-11-063.443824
2025-11-073.442627
2025-11-083.437323
2025-11-093.440422
2025-11-103.438496
2025-11-113.437231
2025-11-123.441818
2025-11-133.445125
2025-11-143.451904
2025-11-153.45641
2025-11-163.454343
2025-11-173.463263
2025-11-183.475436
2025-11-193.484575
2025-11-203.487839
2025-11-213.477633
2025-11-223.433452
2025-11-233.437916
2025-11-243.441311
2025-11-253.460455
2025-11-263.457481
2025-11-273.459772
2025-11-283.452138
2025-11-293.44374
2025-11-303.448416
2025-12-013.454665
2025-12-023.44767
2025-12-033.436965
2025-12-043.424421
2025-12-053.437541
2025-12-063.427576
2025-12-073.426392
2025-12-083.435968
2025-12-093.431287
2025-12-113.427488
2025-12-123.429106
2025-12-133.413023
2025-12-143.412452
2025-12-153.420864
2025-12-163.409702
2025-12-173.406043
2025-12-183.426821
2025-12-193.432687
2025-12-203.447556
2025-12-213.452158
2025-12-223.458983
2025-12-233.455059
2025-12-243.458452
2025-12-253.446106
2025-12-263.442057
2025-12-273.445296
2025-12-283.446373
2025-12-293.449336
2025-12-303.447894
2025-12-313.453249
2026-01-013.447179
2026-01-023.446925
2026-01-033.440669
2026-01-043.441362
2026-01-053.443376
2026-01-063.441031
2026-01-073.44644
2026-01-083.450918
2026-01-093.44822
2026-01-103.425592
2026-01-113.430409
2026-01-123.43297
2026-01-133.434849
2026-01-143.43392
2026-01-153.435423
2026-01-163.435331
2026-01-173.413684
2026-01-183.421923
2026-01-193.424179
2026-01-203.413695
2026-01-213.407563
2026-01-223.392235
2026-01-233.389892
2026-01-243.380675
2026-01-253.384402
2026-01-263.390144
2026-01-273.382924
2026-01-283.39003
2026-01-293.371129
2026-01-303.372824
2026-01-313.394199
2026-02-013.380113
2026-02-023.374056
2026-02-033.436128
2026-02-043.430151
2026-02-053.429399
2026-02-063.433733
2026-02-073.415833
2026-02-083.421086
2026-02-093.426187
2026-02-103.418941
2026-02-113.425
2026-02-123.414576
2026-02-133.4211
2026-02-143.414563
2026-02-153.420017
2026-02-163.421647
2026-02-173.415844
2026-02-183.42122
2026-02-193.417102
2026-02-203.407379
2026-02-213.410777
2026-02-223.412718
2026-02-233.417439
2026-02-243.408284
2026-02-253.412097
2026-02-263.411046
2026-02-273.407557
2026-02-283.394629
2026-03-013.39916
2026-03-023.399342
2026-03-033.384359
2026-03-043.374824
2026-03-053.3792
2026-03-063.403772
2026-03-073.384041
2026-03-083.384964
2026-03-093.381017
2026-03-103.394111
2026-03-113.390765
2026-03-123.379973
2026-03-133.378727
2026-03-143.361904
2026-03-153.365288
2026-03-163.375035
2026-03-173.378545
2026-03-183.377467
2026-03-193.356729
2026-03-203.360032
2026-03-213.312666
2026-03-223.328256
2026-03-233.34141
2026-03-243.35858
2026-03-253.351827
2026-03-263.349118
2026-03-273.346976
2026-03-283.323388
2026-03-293.31979
2026-03-303.381796
2026-03-313.356751
2026-04-013.376359
2026-04-023.398174
2026-04-033.404771
2026-04-043.394296
2026-04-053.396889
2026-04-063.398244
2026-04-073.399835
2026-04-083.416245
2026-04-093.424613
2026-04-103.41863
2026-04-113.402333
2026-04-123.407831
2026-04-133.413466
2026-04-143.394187
2026-04-153.396504
2026-04-163.395688
2026-04-173.394051
2026-04-183.406273
2026-04-193.407532
2026-04-203.406724
2026-04-213.407035
2026-04-223.396944
2026-04-233.377391
2026-04-243.387839
2026-04-253.38398
2026-04-263.385806
2026-04-273.391101
2026-04-283.384329
2026-04-293.387892
2026-04-303.377428
2026-05-013.374257
2026-05-023.36915
2026-05-033.370423
2026-05-043.375017
2026-05-053.371934
2026-05-063.376868
2026-05-073.401863
2026-05-083.40863
2026-05-093.409367
2026-05-103.416084
2026-05-113.424434
2026-05-123.382589
2026-05-143.402934
2026-05-153.408681
2026-05-163.423446
2026-05-173.404505
2026-05-183.428671
2026-05-193.439107
2026-05-203.454411
2026-05-213.548814
2026-05-233.496095
2026-05-243.465429
2026-05-253.428284
2026-05-263.40127
2026-05-273.415655
2026-05-283.413482
2026-05-293.451498
2026-05-303.471774
2026-05-313.477289
2026-06-013.49024
2026-06-023.490141
2026-06-033.489499
2026-06-043.511693
2026-06-053.516327
2026-06-063.541564
2026-06-093.528497
2026-06-103.477969
2026-06-113.482995
2026-06-123.514752
2026-06-133.523054
2026-06-143.523317
2026-06-153.531745
2026-06-163.533295
2026-06-173.545924
2026-06-183.539378
2026-06-193.544113
2026-06-203.535708
2026-06-213.535226
2026-06-223.546601
2026-06-233.539745
2026-06-243.545306
2026-06-253.577566
2026-06-263.559842
2026-06-273.56131
2026-06-283.562443
2026-06-293.571141
2026-06-303.561349
2026-07-013.555626
2026-07-023.530643
2026-07-033.528492
2026-07-043.511001
2026-07-053.518497
2026-07-063.524589
2026-07-073.519077
2026-07-083.528403
2026-07-093.519592
2026-07-103.526863
2026-07-113.512841
2026-07-123.519249
2026-07-133.519505
2026-07-143.51492
2026-07-153.49915
2026-07-163.495444
2026-07-173.494911
2026-07-183.475709
2026-07-193.490396
2026-07-203.494189
2026-07-213.494426
2026-07-223.498629
2026-07-233.489611
2026-07-243.480483
2026-07-253.484335
2026-07-263.486572
2026-07-273.501282
2026-07-283.518343
2026-07-293.515979
2026-07-303.518597
2026-07-313.522955
2026-08-013.507486
2026-08-023.522606
2026-08-033.53389
2026-08-043.526943
2026-08-053.54273
2026-08-063.536923
2026-08-073.525251
2026-08-083.525828
2026-08-093.527825
2026-08-103.531014
2026-08-113.516381
2026-08-123.510722
2026-08-133.506465
2026-08-143.500088
2026-08-153.479473
2026-08-163.489076
2026-08-173.483886
2026-08-183.477673
2026-08-203.460172
2026-08-213.450738
2026-08-223.439119
2026-08-233.445589
2026-08-243.44682
2026-08-253.439803
2026-08-263.454579
2026-08-273.445788
2026-08-283.44631
2026-08-293.434708
2026-08-303.441301
2026-08-313.444898
2026-09-013.464379
2026-09-023.465077
2026-09-033.484407
2026-09-043.481334
2026-09-053.475734
2026-09-063.476679
2026-09-073.481979
2026-09-083.475901
2026-09-093.468029
2026-09-103.45664
2026-09-113.440795
2026-09-123.437253
2026-09-133.4422
2026-09-143.442376
2026-09-153.445713
2026-09-163.457132
2026-09-173.470474
2026-09-183.460446
2026-09-193.449145
2026-09-203.45171
2026-09-213.460913
2026-09-223.452524
2026-09-233.449932
2026-09-243.448792
2026-09-253.449331
2026-09-263.446671
2026-09-273.452132
2026-09-283.452975
2026-09-303.45476
2026-10-023.442525
2026-10-033.437238
2026-10-053.435465
2026-10-063.436094
2026-10-073.435697
2026-10-083.428894
2026-10-093.433313
2026-10-103.425272
2026-10-113.426332
2026-10-123.464573
2026-10-133.483585
2026-10-143.493864
2026-10-153.494801
2026-10-163.505221
2026-10-173.487312
2026-10-183.492714
2026-10-193.503048
2026-10-203.507662
2026-10-213.515963
2026-10-223.526117
2026-10-233.512131

High

3.5776

Low

3.3127

Average

3.4293

Statistics use all 718 daily observations in the selected period.

For developers

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
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN&currencies=LKR"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN&currencies=LKR");
const data = await response.json();
Python
import requests

data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BTN&currencies=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&currencies=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.