When flying to/within Tajikistan:

For adult passengers – a passport

For children – birth certificate

For international flights:

Adults must have a passport and visa, if necessary. Children should be included in the passport of a parent or have their own passport. For unaccompanied minors a notarized parental consent to travel is required. For children traveling abroad with one or both parents, the border police may be require a proof of the relationship between the child and the accompanying parent/s. Pay special attention to the validity of documents. Passengers with expired passports are not allowed to flight.

Please, be informed that starting from October 16, 2017, booking of tickets with international passports of Tajikistan which validity period were extended is prohibited.