We have a 7:30 flight from Gatwick to catch, we're at least a 4 if not 5 hour drive from Gatwick. I'm guessing we need to check in at 5:30am at the latest.
He just says that we can drive down during the night. With 8yo DD, then a flight, then a 3.5hr transfer the other side.
Just because he doesn't want to spend £100 on a hotel which includes parking, we'll have to spend £50 on parking anyway.