(27 Jun 2022, 11:45 am)Unber43 wrote I've never seen any 309/310/311 full, I see them a lot.
I doubt many services are 'full' on a regular basis - especially not the 309/310/311 that comes on a more frequent basis than the likes of the 21 now.
That doesn't mean they don't have enough passengers to sustain a service.