100 knots to miles per hour
100 kn = 115.08 mph. Change the amount below, or read the formula and the reference table further down.
100 knots equals
miles per hour
1 kn = 1.150779 mph
The formula
Knots and miles per hour both measure speed from the same zero, so a single multiplier does the job.
mph = kn × 1.15077945
Going the other way? Convert miles per hour to knots.
Knots to miles per hour table
Values either side of 100 kn.
| Knots (kn) | Miles per hour (mph) |
|---|---|
| 0 | 0 |
| 10 | 11.5078 |
| 20 | 23.0156 |
| 30 | 34.5234 |
| 40 | 46.0312 |
| 50 | 57.539 |
| 60 | 69.0468 |
| 70 | 80.5546 |
| 80 | 92.0624 |
| 90 | 103.57 |
| 100 | 115.08 |
| 110 | 126.59 |
| 120 | 138.09 |
| 130 | 149.6 |
| 140 | 161.11 |
| 150 | 172.62 |
| 160 | 184.12 |
| 170 | 195.63 |
| 180 | 207.14 |
| 190 | 218.65 |
| 200 | 230.16 |
Questions people ask
- How many miles per hour are in a knot?
- One knot equals 1.15077945 miles per hour.
- How do I convert knots to miles per hour by hand?
- Multiply the number of knots by 1.15077945. For a rough check, 1.2 is close enough for most everyday use.
- What is 100 knots in miles per hour?
- 100 knots is 115.08 miles per hour.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.