Web Check-in
Check Thai Airways online check-in timing, boarding-pass guidance and airport deadlines before departure.
Policy at a glance
Use this Thai Airways web check-in guide to confirm the online window and move from check-in to baggage drop, document verification and boarding without missing a separate deadline.
Online check-in generally opens around 24 hours before departure and closes roughly 1-2 hours before departure — exact windows vary by route, so confirm the cutoff shown on your booking.
What to do next
Use the booking reference and passenger surname exactly as shown on the ticket.
Confirm passenger details, seat selection and any required declarations.
Download an offline copy and verify the flight date, airport and terminal.
Allow time for baggage drop, document checks, security and immigration.
Questions answered
Online check-in generally opens around 24 hours before departure and closes roughly 1-2 hours before departure — exact windows vary by route, so confirm the cutoff shown on your booking.
Usually, but you must still reach the baggage-drop counter before the published cut-off. Online check-in does not extend airport deadlines.
The airline may need to verify a passport, visa, payment method or special-service request at the airport counter.
Try the operating carrier shown on the itinerary. Codeshare record locators can differ, so the marketing airline may also need to provide the operating carrier reference.
We summarize Thai Airways's own published web check-in. Airlines change fees, allowances and document rules without notice, so always confirm the latest details on the official page linked below before you travel.
Use the "Official airline link" button on this page — it goes directly to Thai Airways's own web check-in page, which is the definitive source.