Nautical miles to inches

inches = nautical miles × 72,913.39

How to convert nautical miles to inches

One nautical mile is 72,913.39 inches, so multiply the number of nautical miles by 72,913.39. For example, 20 nautical miles is 20 × 72,913.39 = 1,458,267.72 inches. To go back, divide by the same number, or multiply by 0.00001371.

Quick estimate

Multiplying by about 70000 gets within 4.0% of the exact answer, which is enough to check that a result makes sense.

Where it comes up

Length conversions come up in DIY and building plans, running and cycling distances, maps, clothing sizes and travel between countries that use metric and imperial units.

nautical miles	inches
1 nmi	72,913.39 in
2 nmi	145,826.77 in
3 nmi	218,740.16 in
4 nmi	291,653.54 in
5 nmi	364,566.93 in
6 nmi	437,480.31 in
7 nmi	510,393.7 in
8 nmi	583,307.09 in
9 nmi	656,220.47 in
10 nmi	729,133.86 in
11 nmi	802,047.24 in
12 nmi	874,960.63 in
13 nmi	947,874.02 in
14 nmi	1,020,787.4 in
15 nmi	1,093,700.79 in
16 nmi	1,166,614.17 in
17 nmi	1,239,527.56 in
18 nmi	1,312,440.94 in
19 nmi	1,385,354.33 in
20 nmi	1,458,267.72 in
25 nmi	1,822,834.65 in
30 nmi	2,187,401.57 in
40 nmi	2,916,535.43 in
50 nmi	3,645,669.29 in
60 nmi	4,374,803.15 in
70 nmi	5,103,937.01 in
75 nmi	5,468,503.94 in
80 nmi	5,833,070.87 in
90 nmi	6,562,204.72 in
100 nmi	7,291,338.58 in
120 nmi	8,749,606.3 in
150 nmi	10,937,007.87 in
200 nmi	14,582,677.17 in
250 nmi	18,228,346.46 in
300 nmi	21,874,015.75 in
400 nmi	29,165,354.33 in
500 nmi	36,456,692.91 in
750 nmi	54,685,039.37 in
1,000 nmi	72,913,385.83 in
1,500 nmi	109,370,078.74 in
2,000 nmi	145,826,771.65 in
5,000 nmi	364,566,929.13 in
10,000 nmi	729,133,858.27 in

Questions

How many inches are in a nautical mile?

72,913.39 inches.

How do I convert nautical miles to inches in a spreadsheet?

Put the value in A1 and type =A1*72913.39, then fill the formula down the column.

Are the values in the table exact?

They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.