There are many ways via which one can travel within Dubai. Metro, bus, taxi or a hired cab are all the options available.
Bus transport is relatively cheaper in Dubai. There are 114 bus routes in Dubai. The bus is available from Airport as well. Bus includes 8 express services, 48 local busses, 31 feeders, 13 central busses, 3 busses to global village and 11 intercity busses.
Dubai’s Metro network is not that complicated. There are 2 lines only. Red and green. Red lines runs from Jebel Ali to Rashidiya. The green line connects with the red lines at 2 stations i.e. Union and Bur Juman. The red line passes through Burj Khalifa, Dubai International Airport, Deira and many other stations.
Taxi is a bit expensive but most convenient option to travel within. Dubai has NOI card concept. Travellers have to just touch their card and go on. The amount will be deducted from the card from where they exit. The card reading machines are at the entry and exit of every metro station and RTA Bus stand.