SpeedKnots to Feet per Second

Knots to Feet per Second

Methodology·How We Verify

Snapshot

1 Knot equals 1.68781 Feet per Second.

Reference basis: This conversion uses fixed meters-per-second-based speed definitions.
Example: For 0.5 Knots, the result equals 0.843905 Feet per Second.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

1.68781 Feet per Second (ft/s)

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API and AI agent access

Knots to Feet per Second.

Machine-readable identifiers

Conversion family: speed
Source unit: knot
Target unit: foot_per_second

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "speed",
  "value": 1,
  "from": "knot",
  "to": "foot_per_second"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "speed",
    "value": 1,
    "from": "knot",
    "to": "foot_per_second",
    "result": {
      "raw": 1.6878098571011957,
      "display": "1.68781"
    },
    "canonicalPath": "/speed/knots-to-feet-per-second/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

Convert knots to m/s using 1852/3600, then convert meters to feet by dividing by 0.3048.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Knot = 1.68781 Feet per Second (using fixed meters-per-second-based speed definitions).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Knots (kn)	Feet per Second (ft/s)
1/2	0.843905
1	1.68781
2	3.37562
5	8.439049
10	16.878099
20	33.756197
30	50.634296
60	101.268591
100	168.780986
120	202.537183

Questions & answers

Frequently Asked Questions

What is 1 knot in feet per second?

1 Knot equals 1.68781 Feet per Second on this page.