This is often possible.
You can reserve your seat(s) on the website of the airline. To do so, use your booking reference and/or ticket numbers. You will find these on the tickets we send you via email.
Most of the time, you can reserve your seat(s) up to 48 hours before departure. The costs of reserving a seat differ per airline.
Do you need help with reserving your seat(s)? Keep in mind that Gate1.com.sg may charge extra service fees.
Selecting seats when checking in online
It is often possible to select a seat that is still available while checking in online.