In message

, at 09:03:30 on Fri, 17 Jan 2014, Recliner
remarked:

[Highbury to Winchmore Hill]

I'm a bit late,

Not for a trip on Saturday

but here's another idea: take the Victoria line south from
H&I to KX, then catch the NR train from there.

Weekends only.

More walking, but fewer stairs.

Can be done step-free, but as you say quite a long walk.

--
Roland Perry