Hunnu Air is Mongolia’s national flag carrier airline. Online check-in is also available on its flights. The service can be accessed up to 48 hours before the flight’s departure. In addition, you may choose your seat and receive the check-in information with a barcode that you can use to print your boarding pass at home or the airport kiosk . Besides, you may use the company’s website to view ticket bookings, edit flights, or buy additional luggage.