List of defunct airlines of Nepal
This is a list of defunct airlines of Nepal.
| Airline | Image | IATA | ICAO | Callsign | Commenced operations | Ceased operations | Notes |
| Aeron Air | 1999 | ? | |||||
| Agni Air | AG | 2005 | 2012 | ||||
| Air Ananya | 1999 | ? | Rebranded as Shree Airlines | ||||
| Air Kasthamandap | 2009 | 2017 | |||||
| Air Nepal International | SZ | NPL | AIR NEPAL | 2005 | 2006 | ||
| Alpine Air | N6 | AYL | 1998 | 2013 | Failed project | ||
| Asian Airlines | 2002 | 2006 | |||||
| Base Air | 2004 | 2007 | |||||
| BB Airways | BO | BBW | BEE BEE AIRWAYS | 2012 | 2013 | Planning to restart operations | |
| Bishwo Airways | 2014 | ? | Failed Project | ||||
| Blue Airways | 2012 | never commenced operations | |||||
| Cosmic Air | F5 | COZ | COSMIC AIR | 1997 | 2008 | ||
| Everest Air | E2 | 1992 | 1998 | ||||
| Fly Yeti | 0Y | 2008 | 2008 | ||||
| Flying Dragon Airlines | 2005 | 2006 | |||||
| Garud Air | 1998 | ? | |||||
| Gorkha Airlines | G1 | IKA | GORKHA AIRLINES | 1996 | 2014 | Planning to restart operations | |
| Impro Airways | 2006 | 2010 | |||||
| Karnali Air | 1998 | 2001 | Merged with Necon Air | ||||
| Lumbini Airways | 1997 | 2001 | |||||
| Manakamana Airways | 1996 | ? | |||||
| Mero Air | 2005 | 2007 | |||||
| Mountain Air | 2000 | 2002 | |||||
| Muktinath Airlines | 2012 | 2015 | Acquired by Prabhu Helicopter | ||||
| Namaste Nepalese Air | 2012 | never commenced operations | |||||
| Necon Air | 3Z | NEC | NECON AIR | 1992 | 2003 | ||
| Nepal Airways | 7E | 1992 | 1998 | ||||
| Royal Nepal Airlines | RA | RNA | ROYAL NEPAL | 1958 | 2006 | Rebranded as Nepal Airlines | |
| Nepal Transcontinental Airlines | 1998 | ? | Cargo Airline | ||||
| Simrik Airlines | RMK | 2009 | 2021 | Rebranded as Guna Airlines | |||
| Shangri-La Air | 1999 | 2001 | Merged with Necon Air | ||||
| Shivani Air | 2007 | ? | |||||
| Skyline Airways | 1998 | 2003 | |||||
| Sky Tech Heli Safari | 2010 | ? | |||||
| Swift Air | 2011 | ? |