Janakpur Airport (IATA: JKR, ICAO: VNJP) is an airport serving Janakpur, a city in and the administrative headquarters of the Dhanusa District in the Janakpur Zone in Nepal. Janakpur also known as Janakpurdham, is one of the historical and religious cities of Nepal. Janakpur is the administrative headquarters of Dhanusa District of the Janakpur Zone and has a population of approximately 97,776. The city is located about 123 km south-east of Kathmandu, 20 km from the Indian border at 26° 43′ 43″ N, 085° 55′ 30″ E. Janakpur has a substantial tourism industry due to its significance in the Hindu religion and is home to the only operational railway in Nepal, the Janakpur Railway.

The Janakpur Airport resides at an elevation of 256 feet (78 m) above mean sea level. It has one runway designated 09/27 with an asphalt surface measuring 1,006 by 30 metres (3,301 ft × 98 ft)

Janakpur Airport airlines and destinations are Kathmandu – Buddha Air, Gorkha Airlines, Guna Airlines, Sita Air and Yeti Airlines.