How long to ride a bike 1400 miles?

Answer 1

Running an average speed of 25kmph, which is about 15mph,

1400/15=93.333. That means up to 100 hours of solid riding. That means about 3.8 days. So, you could manage it in 3 days solid, but 6 days including sleep and rest, up to 10 days, including sleep and rest.