Amongst the leading investors in airport development activity in the Gulf are cities such as:
| City | Allocated Budget |
| Dubai |
USD 6 billion |
| Abu Dhabi |
USD 6.8 billion |
| Qatar |
USD 11 billion |
| Jeddah |
USD 11.5 billion |
| Muscat |
USD 1.2 billion |
| Kuwait |
USD 2.1 billion approximately |
| Bahrain |
USD 335 million |
Statistics from the Airports Council International (ACI) and the International Air Transport Association (IATA) support the numbers as these global aviation bodies predict that airports in the Middle East will handle over 400 million passengers by 2020.