Instructions on MC from professor
the MCs has two parts. The CASK part and the fuel part and the formula is:
MC = (CASK * flight distance in km for roundtrip) + (fuel price per gallon * gallons per hour for a B737-800 * flight hours roundtrip)/180
if you do it correctly, the monthly value should be between 150 and 200 pounds.
you can find the monthly jet fuel prices in goggle from a page called indexmundi. That allows you to convert the prices in pounds per month. The fuel consumption of the aircraft you can find on google too.