For tickets purchased via the Vietnam Airlines website/app
1. To pay the ticket exchange fee and fare difference, please perform the following:
- Visit "Manage Booking" - "Post-sales help" - "Exchange flights" on the Vietnam Airlines website/app;
- Or go to “Manage Booking” - “Ancillaries” - “Automatic Exchange” on the Vietnam Airlines website/app.
If ticket exchange has not been achievable, please do the following:
Learn more about Ticket exchange instructions on the website and Ticket exchange instructions on the app of Vietnam Airlines.
2. To obtain VAT invoice issuance, go to the “Online Invoice Issuance Declaration” page, enter the buyer's name and tax code, and then click the Lookup button. Then select the ticket number to invoice and click the Register button.
For tickets purchased from sales offices or agents, please contact the vendor for assistance.