Biratnagar is the industrial capital and the second-largest city of Nepal which also serves as the capital of Province No.1 of the nation. It lies 399 km east of Nepal's capital, Kathmandu, and 6 km north of the Jogbani border of the Indian state of Bihar. Buddha Air is operating nearly a dozen flights from Kathmandu to Biratnagar which allows passengers to choose and book flights at their convenience, anytime from morning to evening.