Allforeigners travelling on internal flights must have a valid passport thathas been approved for entry and travel within the country.
Alternatively,United Nations laissez-passer; emergency travel documents issued byforeign representative offices in Vietnam; or foreign countries' documentsissued to Vietnamese residing abroad (US green card, long-term residence card)are also accepted.
Forholders of temporary residence cards that include a photo and passport details,no further documentation is needed for domestic flights.
Holdersof temporary residence cards or certificates of foreign passengers without aphoto will require further documents to take domestic flights.
Ifthey do not have a photo, relevant authorities only accept temporary residencecards or certificates of foreign nationals for domestic flights in thefollowing cases: temporary residence cards or certificates issued in a passportor in passport form; temporary residence cards, certificates or temporaryresidence extensions issued on the back of the separate visa with the photo andpassport number of the passenger.
Incase a foreign national has lost their passport and is issued an emergencytravel document by a foreign representative office in Vietnam, the ImmigrationDepartment under the Ministry of Public Security will grant an extension oftemporary residence to the document or attach a separate visa.
TheCAAV also noted that foreigners with border travel documents are only allowedto travel within the border area (for the Chinese border route); borderprovince (for the border line of Laos and Cambodia); and border-gate economiczones (for border provinces).
Ifa foreign passenger is using a travel document with an entry stamp at the landborder gate to take domestic flights, the ground service units willcooperate with the aviation security control force to notify andcoordinate with the border gate police to check and determine the travel rangeof passengers./.