Method	Best for	Requires counter visit
Online / web check-in	Carry-on only, time saving, seat confirmation	Sometimes (yes if checked baggage or document verification is required)
Airport counter	International verification, checked bags, special services, complex bookings	No (this is the counter)
Kiosk	Self-service printing, quicker processing at selected airports	Sometimes (yes if you must drop bags or kiosk is restricted)

Domestic	International
Documents: national ID or passport (as applicable)	Documents: passport, and any required entry/visa information for your destination
Baggage drop: needed only if checking bags	Baggage drop: common, plus potential document verification even without checked bags
Time planning: shorter processing, but queues still possible	Time planning: longer due to document checks, security, and immigration procedures
Common checkpoints: check-in (if needed), security, boarding	Common checkpoints: check-in/document verification, security, immigration, boarding

Eligible examples	Not eligible or may require counter
Single passenger, standard ticket, typical domestic route	Infant under 2 years old traveling on the booking
Carry-on only, confirmed seat, straightforward itinerary	Document verification required for an international destination
Small group within the session limit	Large group exceeding session limits, or a complex multi-ticket itinerary
Flight operated by Vietnam Airlines	Code-share or partner-operated flight requiring operating-carrier check-in

Flight type	Typical counter window (planning reference)	Recommended arrival mindset
Domestic	Opens about T-2h, closes about T-40m	Arrive early enough to handle baggage and security queues
International	Opens about T-3h, closes about T-50m (or T-60m at some airports)	Arrive earlier due to document checks, security, and immigration steps

Location type	Examples often mentioned in guidance
Domestic kiosks (Vietnam)	Cat Bi, Cam Ranh, Da Nang, Noi Bai, Tan Son Nhat, Vinh
International kiosks (selected airports)	Noi Bai, Tan Son Nhat, plus examples such as Narita, Haneda, Kansai, Singapore Changi, Incheon, Frankfurt, Paris CDG

Journey step	Traditional process	Biometric-enabled process (where available)
Check-in	Verify booking, show documents, receive boarding pass	Check-in linked to verified identity, sometimes reducing manual review
Security	Show boarding pass and ID as requested	Identity may be confirmed via facial recognition in supported lanes
Boarding	Scan boarding pass, show ID if requested	Boarding may use biometric confirmation with boarding pass backup

Age band	Typical description	Likely needs counter
Infant	Under 2 years old	Yes, commonly required for verification and service handling
Child	Child traveling with an adult guardian	Often recommended if documents or seating need review
Teen / minor traveling alone	Unaccompanied minor service category may apply	Yes, typically requires advance registration and counter processing

Seat type (typical categories)	What to consider
Standard	Balanced option; may have the widest availability
Preferred zone	Often closer to the front; may help with deplaning time
Extra legroom	More space; check any restrictions and suitability for your needs

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