Approximately 10,188 miles lol Brisbane, Australia to Edenhall nr. Penrith, Cumbria, United Kingdom.
12km (about 7.5 miles I guess) 
It is approximately 16420 km (10203 miles) from the house I lived in as a kid to the house where I currently live. Cape Town, South Africa to Bellevue, Washington. I’ve lived in a few other places but that must be the furthest.
If I tunneled directly down from my childhood home I’d end up somewhere north of Hawaii (about 20020 km away). So I’m very close to being about as far away from my place of birth as it is possible to be.
7883 miles from Karachi, Pakistan to Kansas City, MO. I lived in both for several years, and would have consider each to be my permanent home at the time.
About 470 miles. I’ve been further (thousands) but it was always “just a few months” and never “home”.
Yeah, something like 3,500 miles from Lanarkshire county, Scotland to Lambton county, Ontario.
I see you and raise you Dunedin to Edinburgh - 11,684 miles
Plus I did most of that journey - both ways - by boat!
Plus Plus Dunedin is the Gaelic version of the placename Edinburgh.
9438 mi. from Kampala, Uganda to Oxnard, CA.
1800 miles as the crow files.
Born in Chicago. Moved to SF Bay area when I was 30. Moved back some years later.
318 miles, from where I’m living now to where I was living when I was in high school.
1,078 miles, from Schaghticoke, NY to Carrollton, GA.
6606 miles from Calgary to Hong Kong. But I did spend quite a bit of time in Yemen at a distance of 7404 miles from Calgary.
27 miles, between Slverlake and Canoga Park, both in Los Angeles. In 57 years, with the greatest number of those years, about 35, spent dead center between them (Hollywood, North Hollywood)
About 10 miles.
About 3,900 miles between Eastern Belgium and London, Ontario.
4,711 from DeLand, FL to Anchorage, AK.
Roughly 4800 miles from Houston TX to Farnborough, UK.
The shortest move was 130 miles between two towns in southern Iowa.
1,084 miles from Northern Indiana to Denver, CO
Me too (well that one time anyway). But I like to think of it as 23990 miles instead.
For me, 2,526 miles, from Los Angeles to Hartford.
For the Firebug, it would be 5,357 miles, from Samara, Russia, to our current residence in Maryland.