Phnom Penh receives a connectivity score of 68/100 for business travelers. International Airport Connectivity (22/30): Phnom Penh International Airport (PNH) is located 10km from city center with 20-30 minute transfer times. The airport offers direct connections to major Asian hubs including Bangkok, Singapore, Kuala Lumpur, Hong Kong, Seoul, and multiple cities in China, Vietnam, and Thailand through carriers like Cambodia Angkor Air, AirAsia, Vietnam Airlines, Thai Airways, and Singapore Airlines. However, direct long-haul flights to Europe and North America are absent, requiring one-stop connections through regional gateways. The airport has undergone modernization but connectivity remains regionally focused. Domestic Airport and Rail Connectivity (14/25): Domestic flight connectivity is moderate with regular services to Siem Reap (45 minutes, multiple daily), Sihanoukville, and Ratanakiri via Cambodia Angkor Air, Lanmei Airlines, and Cambodia Bayon Airlines. Rail connectivity is significantly limited - Phnom Penh Railway Station offers only basic services with limited routes to Sihanoukville and occasional services to Poipet (Thai border), operating at slower speeds and lower frequencies than neighboring countries, making rail impractical for time-sensitive business travel. Public Transportation Systems (15/25): The city bus system relaunched in 2014 with multiple air-conditioned routes connecting key areas at affordable fares, but the network is still developing compared to other Asian capitals. River taxis operate along Tonlé Sap and Mekong rivers between certain districts. No metro or tram system exists. Pedestrian infrastructure is severely limited with narrow, obstructed sidewalks, sparse crossings, minimal traffic signals for pedestrians, and poor accessibility features for mobility-challenged visitors, forcing reliance on vehicular transport. Alternative Transportation Options (17/20): Phnom Penh excels in informal transport diversity. Tuk-tuks are abundant and iconic for short-to-medium distances. Ride-sharing apps (Grab, PassApp) provide motorcycles and cars with transparent pricing and cashless payments. Traditional motodops are available on most corners for quick, economical transport. Bicycle and e-scooter rentals are increasingly available. Taxis and hotel shuttles serve the airport route efficiently. Most drivers have basic English skills, and app-based services have standardized pricing.