They are so commonly found together that some mistake dyslexia and ADHD for the same thing, but, to be clear, dyslexia and ADHD are two different disorders one to do with attention and behavior and the other specifically to do with reading. Still, the significant overlap (co-morbidity) suggests some related cause.
Non-stop flight time from Boston to Seattle, WA is around 6 hours to 7 hours. Fastest one-stop flight between Boston and Seattle, WA takes close to 8 hours.
The total flight duration from Boston, MA to Hawaii is 10 hours, 40 minutes. This assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. It also adds an extra 30 minutes for take-off and landing. Your exact time may vary depending on wind speeds.