Nepal being landlocked country in South Asia air travel is the fastest and safest mode of long haul travel. Various airlines like Nepal Airlines (RA), Air India (AI), Turkish Airlines (TK), China Southern Airlines (CZ), Qatar Airways (QR), China Eastern Airlines (MU), Air China (CA), Indigo (6E), Korean Air (KE), Etihad Airways (EY), Sichuan Airlines (3U), Fly Dubai (FZ), Mayalsia Airlines (MH), Thai Airways (TG) and Asiana Airlines (OZ) connects it with various international destinations.
Tribhuvan International Airport (TIA)-Kathmandu is the only international airport which has flight services from destinations like Indira Gandhi International Airport (DEL)-New Delhi, Bengaluru (BLR)-India, Mumbai (BOM)-India, Varanasi (VNS)-India, Kolkata (CCU), Kuala Lumpur Airport (KUL)-Malaysia, Dubai International Airport (DXB)-United Arab Emirates, Istanbul Airport (IST)-Turkey, Doha (DOH)-Qatar, Lhasa (LXA), Paro (PBH)-Bhutan, Abhu Dhabi (AUH)-United Arab Emirates, Muscat (MCT)-Oman, Bangkok (BKK)-Thailand, Sharjah (SHJ)-United Arab Emirates, Dhaka (DAC)-Bangladesh, Tokyo (NRT)-Japan, Guangzhou (CAN)-China, Chongquin (CKG)-China, Chengdu (CTU)-China, Dammam (DMM)-Saudi Arabia, Hong Kong (HKG), Kuwait City (KWI)-Kuwait, Seoul (ICN)-Korea, Male (MLE)-Maldives, Singapore (SIN) and Kunming Airport (KMG).
Similarly there are regular domestic flights from Kathmandu (KTM) to the destinations like Pokhara (PKR), Biratnagar (BIR), Bharatpur (BHR), Siddharthanagar (BWA), Nepalgunj (KEP), Pipara Simara (SIF), Bhadrapur (BDP), Dhangadhi (DHI), Janakpur (JKP), Rajbiraj (RJB), Surkhet (SKH) and Tumlingtar (TMI).