Aviation Fuel Conversion Calculator

Convert between liters, pounds, kilograms, US gallons, and Imperial gallons for aviation fuels. Supports Jet A1, Jet B, and Avgas 100LL with industry-standard densities. Used by aircraft maintenance engineers and pilots for weight & balance, fuel planning, and refueling.


Fuel Conversion Tool


Standard Aviation Fuel Densities (at 15°C / 59°F)

Fuel Typelbs/US galkg/Lkg/US gal
Jet A16.710.8043.044
Jet B6.520.7802.957
Avgas 100LL6.020.7202.721

Source: ASTM D1655 (Jet A), ASTM D910 (Avgas), ICAO Doc 9976.