✈️ Altitude Converter
Feet, meters, flight levels, and density altitude
Intermediate altitude
Feet
10,000
Meters
3048
Flight Level
FL100
Pressure Altitude
10000 ft
Density Altitude
12376 ft
📊 Enter Values
🌡️ Atmospheric Conditions
Pressure at Alt.
696.8 hPa
20.58 inHg
ISA Temperature
-4.8°C
ISA Deviation
+19.8°C
O₂ Partial Pressure
14.4%
📐 All Units
Feet
10,000
Meters
3048
Kilometers
3.05
Statute Miles
1.89
📖 Flight Level Reference
| Flight Level | Feet | Meters | Notes |
|---|---|---|---|
| FL100 | 10,000 | 3,048 | Transition altitude (typical) |
| FL180 | 18,000 | 5,486 | Class A airspace begins (US) |
| FL250 | 25,000 | 7,620 | O₂ required above |
| FL350 | 35,000 | 10,668 | Typical jet cruise |
| FL410 | 41,000 | 12,497 | High altitude jet cruise |