Sometimes, after booking the air ticket, the passenger finds that he/she has made a mistake in their air ticket. If you have the same issue, then you can modify your flight ticket modifications using the information. To modify your air ticket, you are required to visit the airline's official web page. Now, on the airline's home page, you need to click on the Singapore Airlines Change Flight or Manage Booking tab. Then, enter the ticket number or 6-digit reference number of the ticket that you received at the time of booking the air tickets, and don't forget to enter the surname or family name of the traveler who is going to travel.