Nothing. "Nonstop" and "direct" mean the same thing in this context; the flight goes from initial departure to final destination without any other stops.
Royal Brunei Airlines operates nonstop flights between Manila (MNL) and Bandar Seri Begwan (BWN). Flight Duration: 2hr 05min. Fastest and cheapest option.
Yes, through US Airways.
8hr 50min Dubai (DXB) to Manila (MNL) by a nonstop flight operated by Emirates Airlines.
A direct, nonstop, flight between Hong Kong and Kuala Lumpur is around 3 hours and 50 minutes. Depending on routing, this flight can take up to 22 hours on some carriers.
14hr 50min Newark Liberty (EWR) to Mumbai (BOM) nonstop by Continental Airlines.
4hr 45min BAH to COK by Gulf Air Flt 270 nonstop.
A direct flight from Vancouver to Maui would be approximately 6 hours long.
Ignoring DST and time zone difference, I figure the actual flight is approx 5-1/2 hours.
A direct nonstop flight from London Gatwick to Cuba will take around 9 hours and 40 minutes.
No, but it is the most travelled to destination from CMH which does not yet have a direct flight, so they are working on it. Maybe they will have them in 2013.
5hr 00min Kathmandu (KTM) to Doha (DOH) by a nonstop flight operated by Qatar Airways.
8hr 50min Brussels (BRU) to Mumbai (BOM) by a nonstop flight operated by Jet Airways.