Convert knot to foot per second
1 kn = 1.687809857 ft/s
1 kn = 1.6878 ft/s
1 kn in every speed unit
| millimeter per year | 16,235,000,000 mm/yr |
| millimeter per day | 44,448,000 mm/day |
| millimeter per hour | 1,852,000 mm/h |
| inch per day | 1,749,900 in/day |
| foot per day | 145,830 ft/d |
| inch per hour | 72,913 in/h |
| meter per day | 44,448 m/d |
| millimeter per minute | 30,867 mm/min |
| meter per hour | 1,852 m/h |
| inch per minute | 1,215.2 in/min |
| millimeter per second | 514.44 mm/s |
| foot per minute | 101.27 ft/min |
| centimeter per second | 51.444 cm/s |
| meter per minute | 30.867 m/min |
| inch per second | 20.254 in/s |
| kilometer per hour | 1.852 km/h |
| foot per second | 1.6878 ft/s |
| mile per hour | 1.1508 mph |
| knot | 1 kn |
| meter per second | 0.51444 m/s |
| mach (sea level) | 0.0015118 Ma |
| kilometer per second | 0.00051444 km/s |
| speed of light | 1.7160e-09 c |
How the conversion works
Multiply by 1.687809857 to go from knot to foot per second, or divide by it to go back. Every conversion on this site routes through the SI value (m/s) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? foot per second to knot — 1 ft/s = 0.5924838013 kn.
knot to foot per second — common values
| 1 kn | 1.6878099 ft/s |
| 2 kn | 3.3756197 ft/s |
| 3 kn | 5.0634296 ft/s |
| 5 kn | 8.4390493 ft/s |
| 10 kn | 16.878099 ft/s |
| 15 kn | 25.317148 ft/s |
| 20 kn | 33.756197 ft/s |
| 25 kn | 42.195246 ft/s |
| 50 kn | 84.390493 ft/s |
| 75 kn | 126.58574 ft/s |
| 100 kn | 168.78099 ft/s |
| 250 kn | 421.95246 ft/s |
| 500 kn | 843.90493 ft/s |
| 1000 kn | 1,687.8099 ft/s |
Other speed conversions
m/s → ft/skm/h → ft/smph → ft/skn → m/skn → km/hkn → mphkn → ft/minft/min → ft/s