On 1 Sep, 14:34, Russ wrote:
If you were going from Leeds to London to Gatwick Airport via GNER,
Tubes, and Gatwick Express or Connect, and your international flight
out was at 12 noon, what time would a person need to depart Leeds?

You do mean Gatwick? The reason I ask is Heathrow has rail connections
known as "Express" and "Connect" - Gatwick has only "Express"

(Or perhaps you meant 'Connex', who used to run the local services
through Gatwick a number of years ago - it's Southern now).

Steve Adams