About 98% of BA6300 flights leave on time — so if you’re traveling from KSIA to Cape Town Intl. Airport (CPT), you can rest easy knowing that you’ll get where you need to as quickly as possible. On the rare occasion that this British Airways journey is delayed, the average wait time is about 26 minutes. Because of the airline’s top-notch service, this route has a star rating of 3.95.