Frequent travelers can buy a $300 annual pass for unlimited trips, subject to seat availability.

Air travel is subject to seat availability.

Outside public holidays they usually have seat availability, and there are many companies heading south.

This enabled the simultaneous display of seat availability on 32,000 flights.

I went to a phone and, using the numbers in the airport magazine, called each airline in turn to check seat availability.

These may be converted to a confirmed reservation subject to seat availability, if reservations are made within seven days of your departure.

"Simply suggesting the alternative routing enabled the agent to see the seat availability and book a ticket at the standard award level."

The seat availability at the hostel's are as follows:

Students are matched to their highest-possible program choice, subject to school admissions methods and seat availability.

This has increased seat availability and passenger throughput at the airport.