How to Convert Miles to Kilometers (mi to km) – Length Converter Tool

Converting miles to kilometers is something you’ll need when going abroad, reading maps from different countries, or knowing distances in sports and fitness tracking. Whether you’re planning a road trip in Europe or checking running lengths on your fitness app, knowing how to switch between these units makes life much easier.

Understanding Miles and Kilometers

Miles and kilometers are both ways to measure distance, but they’re used in different parts of the world. The United States, United Kingdom, and a few other countries use miles, while most of the world uses kilometers as part of the metric system.

One mile equals approximately 1.609 kilometers. This means when you change miles to kilometers, the number gets bigger because kilometers are smaller units than miles.

Real-World Examples Where This Conversion Matters

Travel and Navigation When you’re going from the US to Canada or Mexico, speed limit signs switch from miles per hour to kilometers per hour. A 65 mph speed limit becomes about 105 km/h. Road signs showing lengths also change – that 100-mile drive to your goal becomes 161 kilometers.

Running and Fitness Many exercise apps and running events use different measures. A 5K run is 3.1 miles, while a marathon (26.2 miles) means 42.2 kilometers. Understanding both helps you track growth and set realistic goals.

International Communication When talking to friends abroad or reading foreign news, distances are often given in kilometers. Knowing that a 10-kilometer journey is about 6.2 miles helps you picture the real distance.

How the Conversion Works

Converting miles to kilometers follows a simple plan. Take your mile length and multiply it by 1.609. The result gives you the distance in kilometers.

For quick mental math, you can use techniques. Multiply by 1.6 for a close guess, or remember that 5 miles equals about 8 kilometers. These rough estimates work great for everyday cases.

Going the other way (kilometers to miles), you divide by 1.609 or add by 0.621. This gets you a smaller number since miles are longer than kilometers.

How to convert miles to kilometers

1 mile is equal to 1.609344 kilometers:

1 mi = 1.609344 km

The distance d in kilometers (km) is equal to the distance d in miles (mi) times 1.609344:

d_(km) = d_(mi) × 1.609344

Example

Convert 20 miles to kilometers:

d_(km) = 20mi × 1.609344 = 32.18688km

Convert 50 miles to kilometers:

d_(km) = 50mi × 1.609344 = 80.46735km

Quick Reference Table

Here’s a handy conversion table showing common mile-to-kilometer conversions:

Value 1 to 100

mile	km	mile	km	mile	km	mile	km
1	1.61	26	41.84	51	82.08	76	122.31
2	3.22	27	43.45	52	83.69	77	123.92
3	4.83	28	45.06	53	85.3	78	125.53
4	6.44	29	46.67	54	86.9	79	127.14
5	8.05	30	48.28	55	88.51	80	128.75
6	9.66	31	49.89	56	90.12	81	130.36
7	11.27	32	51.5	57	91.73	82	131.97
8	12.87	33	53.11	58	93.34	83	133.58
9	14.48	34	54.72	59	94.95	84	135.18
10	16.09	35	56.33	60	96.56	85	136.79
11	17.7	36	57.94	61	98.17	86	138.4
12	19.31	37	59.55	62	99.78	87	140.01
13	20.92	38	61.16	63	101.39	88	141.62
14	22.53	39	62.76	64	103	89	143.23
15	24.14	40	64.37	65	104.61	90	144.84
16	25.75	41	65.98	66	106.22	91	146.45
17	27.36	42	67.59	67	107.83	92	148.06
18	28.97	43	69.2	68	109.44	93	149.67
19	30.58	44	70.81	69	111.04	94	151.28
20	32.19	45	72.42	70	112.65	95	152.89
21	33.8	46	74.03	71	114.26	96	154.5
22	35.41	47	75.64	72	115.87	97	156.11
23	37.01	48	77.25	73	117.48	98	157.72
24	38.62	49	78.86	74	119.09	99	159.33
25	40.23	50	80.47	75	120.7	100	160.93

Value 101 to 200

mile	km	mile	km	mile	km	mile	km
101	162.54	126	202.78	151	243.01	176	283.24
102	164.15	127	204.39	152	244.62	177	284.85
103	165.76	128	206	153	246.23	178	286.46
104	167.37	129	207.61	154	247.84	179	288.07
105	168.98	130	209.21	155	249.45	180	289.68
106	170.59	131	210.82	156	251.06	181	291.29
107	172.2	132	212.43	157	252.67	182	292.9
108	173.81	133	214.04	158	254.28	183	294.51
109	175.42	134	215.65	159	255.89	184	296.12
110	177.03	135	217.26	160	257.5	185	297.73
111	178.64	136	218.87	161	259.1	186	299.34
112	180.25	137	220.48	162	260.71	187	300.95
113	181.86	138	222.09	163	262.32	188	302.56
114	183.47	139	223.7	164	263.93	189	304.17
115	185.07	140	225.31	165	265.54	190	305.78
116	186.68	141	226.92	166	267.15	191	307.38
117	188.29	142	228.53	167	268.76	192	308.99
118	189.9	143	230.14	168	270.37	193	310.6
119	191.51	144	231.75	169	271.98	194	312.21
120	193.12	145	233.35	170	273.59	195	313.82
121	194.73	146	234.96	171	275.2	196	315.43
122	196.34	147	236.57	172	276.81	197	317.04
123	197.95	148	238.18	173	278.42	198	318.65
124	199.56	149	239.79	174	280.03	199	320.26
125	201.17	150	241.4	175	281.64	200	321.87

Miles to Kilometers Value 201 to 300

mile	km	mile	km	mile	km	mile	km
201	323.48	226	363.71	251	403.95	276	444.18
202	325.09	227	365.32	252	405.55	277	445.79
203	326.7	228	366.93	253	407.16	278	447.4
204	328.31	229	368.54	254	408.77	279	449.01
205	329.92	230	370.15	255	410.38	280	450.62
206	331.52	231	371.76	256	411.99	281	452.23
207	333.13	232	373.37	257	413.6	282	453.84
208	334.74	233	374.98	258	415.21	283	455.44
209	336.35	234	376.59	259	416.82	284	457.05
210	337.96	235	378.2	260	418.43	285	458.66
211	339.57	236	379.81	261	420.04	286	460.27
212	341.18	237	381.41	262	421.65	287	461.88
213	342.79	238	383.02	263	423.26	288	463.49
214	344.4	239	384.63	264	424.87	289	465.1
215	346.01	240	386.24	265	426.48	290	466.71
216	347.62	241	387.85	266	428.09	291	468.32
217	349.23	242	389.46	267	429.69	292	469.93
218	350.84	243	391.07	268	431.3	293	471.54
219	352.45	244	392.68	269	432.91	294	473.15
220	354.06	245	394.29	270	434.52	295	474.76
221	355.67	246	395.9	271	436.13	296	476.37
222	357.27	247	397.51	272	437.74	297	477.98
223	358.88	248	399.12	273	439.35	298	479.58
224	360.49	249	400.73	274	440.96	299	481.19
225	362.1	250	402.34	275	442.57	300	482.8

Value 301 to 400

mile to km Conversion Table

mile	km		mile	km		mile	km		mile	km
401	645.35		426	685.58		451	725.81		476	766.05
402	646.96		427	687.19		452	727.42		477	767.66
403	648.57		428	688.8		453	729.03		478	769.27
404	650.17		429	690.41		454	730.64		479	770.88
405	651.78		430	692.02		455	732.25		480	772.49
406	653.39		431	693.63		456	733.86		481	774.09
407	655		432	695.24		457	735.47		482	775.7
408	656.61		433	696.85		458	737.08		483	777.31
409	658.22		434	698.46		459	738.69		484	778.92
410	659.83		435	700.06		460	740.3		485	780.53
411	661.44		436	701.67		461	741.91		486	782.14
412	663.05		437	703.28		462	743.52		487	783.75
413	664.66		438	704.89		463	745.13		488	785.36
414	666.27		439	706.5		464	746.74		489	786.97
415	667.88		440	708.11		465	748.34		490	788.58
416	669.49		441	709.72		466	749.95		491	790.19
417	671.1		442	711.33		467	751.56		492	791.8
418	672.71		443	712.94		468	753.17		493	793.41
419	674.32		444	714.55		469	754.78		494	795.02
420	675.92		445	716.16		470	756.39		495	796.63
421	677.53		446	717.77		471	758		496	798.23
422	679.14		447	719.38		472	759.61		497	799.84
423	680.75		448	720.99		473	761.22		498	801.45
424	682.36		449	722.6		474	762.83		499	803.06
425	683.97		450	724.2		475	764.44		500	804.67

Value 501 to 600

mile	km	mile	km	mile	km	mile	km
501	806.28	526	846.51	551	886.75	576	926.98
502	807.89	527	848.12	552	888.36	577	928.59
503	809.5	528	849.73	553	889.97	578	930.2
504	811.11	529	851.34	554	891.58	579	931.81
505	812.72	530	852.95	555	893.19	580	933.42
506	814.33	531	854.56	556	894.8	581	935.03
507	815.94	532	856.17	557	896.4	582	936.64
508	817.55	533	857.78	558	898.01	583	938.25
509	819.16	534	859.39	559	899.62	584	939.86
510	820.77	535	861	560	901.23	585	941.47
511	822.37	536	862.61	561	902.84	586	943.08
512	823.98	537	864.22	562	904.45	587	944.68
513	825.59	538	865.83	563	906.06	588	946.29
514	827.2	539	867.44	564	907.67	589	947.9
515	828.81	540	869.05	565	909.28	590	949.51
516	830.42	541	870.66	566	910.89	591	951.12
517	832.03	542	872.26	567	912.5	592	952.73
518	833.64	543	873.87	568	914.11	593	954.34
519	835.25	544	875.48	569	915.72	594	955.95
520	836.86	545	877.09	570	917.33	595	957.56
521	838.47	546	878.7	571	918.94	596	959.17
522	840.08	547	880.31	572	920.54	597	960.78
523	841.69	548	881.92	573	922.15	598	962.39
524	843.3	549	883.53	574	923.76	599	964
525	844.91	550	885.14	575	925.37	600	965.61

Miles to Kilometers Value 601 to 700

mile	km	mile	km	mile	km	mile	km
601	967.22	626	1007.45	651	1047.68	676	1087.92
602	968.83	627	1009.06	652	1049.29	677	1089.53
603	970.43	628	1010.67	653	1050.9	678	1091.14
604	972.04	629	1012.28	654	1052.51	679	1092.74
605	973.65	630	1013.89	655	1054.12	680	1094.35
606	975.26	631	1015.5	656	1055.73	681	1095.96
607	976.87	632	1017.11	657	1057.34	682	1097.57
608	978.48	633	1018.71	658	1058.95	683	1099.18
609	980.09	634	1020.32	659	1060.56	684	1100.79
610	981.7	635	1021.93	660	1062.17	685	1102.4
611	983.31	636	1023.54	661	1063.78	686	1104.01
612	984.92	637	1025.15	662	1065.39	687	1105.62
613	986.53	638	1026.76	663	1067	688	1107.23
614	988.14	639	1028.37	664	1068.6	689	1108.84
615	989.75	640	1029.98	665	1070.21	690	1110.45
616	991.36	641	1031.59	666	1071.82	691	1112.06
617	992.97	642	1033.2	667	1073.43	692	1113.67
618	994.57	643	1034.81	668	1075.04	693	1115.28
619	996.18	644	1036.42	669	1076.65	694	1116.88
620	997.79	645	1038.03	670	1078.26	695	1118.49
621	999.4	646	1039.64	671	1079.87	696	1120.1
622	1001.01	647	1041.25	672	1081.48	697	1121.71
623	1002.62	648	1042.85	673	1083.09	698	1123.32
624	1004.23	649	1044.46	674	1084.7	699	1124.93
625	1005.84	650	1046.07	675	1086.31	700	1126.54

Value 701 to 800

mile	km	mile	km	mile	km	mile	km
701	1128.15	726	1168.38	751	1208.62	776	1248.85
702	1129.76	727	1169.99	752	1210.23	777	1250.46
703	1131.37	728	1171.6	753	1211.84	778	1252.07
704	1132.98	729	1173.21	754	1213.45	779	1253.68
705	1134.59	730	1174.82	755	1215.05	780	1255.29
706	1136.2	731	1176.43	756	1216.66	781	1256.9
707	1137.81	732	1178.04	757	1218.27	782	1258.51
708	1139.42	733	1179.65	758	1219.88	783	1260.12
709	1141.02	734	1181.26	759	1221.49	784	1261.73
710	1142.63	735	1182.87	760	1223.1	785	1263.34
711	1144.24	736	1184.48	761	1224.71	786	1264.94
712	1145.85	737	1186.09	762	1226.32	787	1266.55
713	1147.46	738	1187.7	763	1227.93	788	1268.16
714	1149.07	739	1189.31	764	1229.54	789	1269.77
715	1150.68	740	1190.91	765	1231.15	790	1271.38
716	1152.29	741	1192.52	766	1232.76	791	1272.99
717	1153.9	742	1194.13	767	1234.37	792	1274.6
718	1155.51	743	1195.74	768	1235.98	793	1276.21
719	1157.12	744	1197.35	769	1237.59	794	1277.82
720	1158.73	745	1198.96	770	1239.19	795	1279.43
721	1160.34	746	1200.57	771	1240.8	796	1281.04
722	1161.95	747	1202.18	772	1242.41	797	1282.65
723	1163.56	748	1203.79	773	1244.02	798	1284.26
724	1165.17	749	1205.4	774	1245.63	799	1285.87
725	1166.77	750	1207.01	775	1247.24	800	1287.48

Miles to Kilometers Value 801 to 900

mile	km	mile	km	mile	km	mile	km
801	1289.08	826	1329.32	851	1369.55	876	1409.79
802	1290.69	827	1330.93	852	1371.16	877	1411.39
803	1292.3	828	1332.54	853	1372.77	878	1413
804	1293.91	829	1334.15	854	1374.38	879	1414.61
805	1295.52	830	1335.76	855	1375.99	880	1416.22
806	1297.13	831	1337.36	856	1377.6	881	1417.83
807	1298.74	832	1338.97	857	1379.21	882	1419.44
808	1300.35	833	1340.58	858	1380.82	883	1421.05
809	1301.96	834	1342.19	859	1382.43	884	1422.66
810	1303.57	835	1343.8	860	1384.04	885	1424.27
811	1305.18	836	1345.41	861	1385.65	886	1425.88
812	1306.79	837	1347.02	862	1387.25	887	1427.49
813	1308.4	838	1348.63	863	1388.86	888	1429.1
814	1310.01	839	1350.24	864	1390.47	889	1430.71
815	1311.62	840	1351.85	865	1392.08	890	1432.32
816	1313.22	841	1353.46	866	1393.69	891	1433.93
817	1314.83	842	1355.07	867	1395.3	892	1435.53
818	1316.44	843	1356.68	868	1396.91	893	1437.14
819	1318.05	844	1358.29	869	1398.52	894	1438.75
820	1319.66	845	1359.9	870	1400.13	895	1440.36
821	1321.27	846	1361.51	871	1401.74	896	1441.97
822	1322.88	847	1363.11	872	1403.35	897	1443.58
823	1324.49	848	1364.72	873	1404.96	898	1445.19
824	1326.1	849	1366.33	874	1406.57	899	1446.8
825	1327.71	850	1367.94	875	1408.18	900	1448.41

Value 901 to 1000

mile	km	mile	km	mile	km	mile	km
901	1450.02	926	1490.25	951	1530.49	976	1570.72
902	1451.63	927	1491.86	952	1532.1	977	1572.33
903	1453.24	928	1493.47	953	1533.7	978	1573.94
904	1454.85	929	1495.08	954	1535.31	979	1575.55
905	1456.46	930	1496.69	955	1536.92	980	1577.16
906	1458.07	931	1498.3	956	1538.53	981	1578.77
907	1459.68	932	1499.91	957	1540.14	982	1580.38
908	1461.28	933	1501.52	958	1541.75	983	1581.99
909	1462.89	934	1503.13	959	1543.36	984	1583.59
910	1464.5	935	1504.74	960	1544.97	985	1585.2
911	1466.11	936	1506.35	961	1546.58	986	1586.81
912	1467.72	937	1507.96	962	1548.19	987	1588.42
913	1469.33	938	1509.56	963	1549.8	988	1590.03
914	1470.94	939	1511.17	964	1551.41	989	1591.64
915	1472.55	940	1512.78	965	1553.02	990	1593.25
916	1474.16	941	1514.39	966	1554.63	991	1594.86
917	1475.77	942	1516	967	1556.24	992	1596.47
918	1477.38	943	1517.61	968	1557.84	993	1598.08
919	1478.99	944	1519.22	969	1559.45	994	1599.69
920	1480.6	945	1520.83	970	1561.06	995	1601.3
921	1482.21	946	1522.44	971	1562.67	996	1602.91
922	1483.82	947	1524.05	972	1564.28	997	1604.52
923	1485.42	948	1525.66	973	1565.89	998	1606.13
924	1487.03	949	1527.27	974	1567.5	999	1607.73
925	1488.64	950	1528.88	975	1569.11	1000	1609.34

Common Conversion Mistakes to Avoid

Many people mix up which way to change. Remember that kilometers are smaller units, so you’ll always get a bigger number when changing from miles to kilometers. If your number seems too small, double-check your math.

Another common mistake is using old conversion factors. Stick with 1.609 for accuracy, especially in professional or academic settings where detail counts.