In need of some shuteye?

Head to the Pacific Northwest.

Joecho-16/Getty Images

Travel isnt always associated with rest.

Leavenworth, Washington at night

Leavenworth, Washington covered with snow and decorated for the winter seasons.Credit:Joecho-16/Getty Images

Early wakeup calls, red-eye flights, and jet lag tend to disrupt our slumber.

The top 10 destinations were all in either Europe or Canada:Split, Croatiacame in at No.

1 and Canmore, Alberta placed second.

But the first U.S. appearance (No.

Leavenworth is a Bavarian-themed destination of around 2,400 full-time residents.

View the full rankings and Kayaks entire sleep study atkayak.com.