1.  Have online payment card
- Most promotions of air firms only exist in the short time so you must take advantage of the time to buy tickets at preferential price. You can use credit or debit card or ATM.

- Before a series of cheap tickets, the firms’ website will notice soon, so you must make sure that your account must have enough money to buy tickets. AirAsia often has cheap tickets.

2. Prepare good personal information

- Vietnam travel guide provide you that many firms launched a cheap ticket, started at night and only during a short time, the number of tickets sold out. Therefore, you have to prepare all personal information and your friend (name, identity card, passport number ...).

- You also make sure of your time, destination as soon as possible. Booking the ticket early is much better than " Don't let the grass grow under your feet."

- Use your computer with a good line, make decision quickly is also very important. You delay in only a few seconds or failure network. It can also cause you to lose the opportunity.

3. Find out carefully when booking the airlines
- You should carefully find out the booking order to avoid confusion to manipulate many times.

- Do not forget to register your email to receive the email of website to buy cheap air tickets to get information about the preferences.

- Regularly check the website for cheap tickets is not redundant at all. Some firms often have a discount according to the season, or on some certain days in the year.

- Not only have the cheap airlines that many firms for Vietnam guide are often launched the promotions on the anniversary, the opening of new flight...

- When booking for many people, you should play it by ear. When the ticket is going to be sold out. You book the ticket for your group, the cheap price is much higher. If you book the ticket for some people in advance, you will get some cheap tickets and just have to accept some higher ticket price.