There are Plenty ways to reach at Dubai Cricket Stadium which is that public transport, taxi and own car but the most affordable and convienient way is via Public transport (bus, metro).
If you travel from Dubai airport so you have to take dubai metro red line from airport terminal 1or 3 after that you have to stop at Dubai internet City Metro station then take Feeder Bus F34 , this bus drop you directly at Dubai Cricket Stadium. and You have to pay approx. 7.5 AED. if you take taxi you have to spend 80 to 100 AED from Dubai Airport.