nonstop
US /ˌnɑːnˈstɑːp/
UK /ˌnɑːnˈstɑːp/

1.
without stopping or pausing
:
•
The train traveled nonstop for five hours.
•
She talked nonstop about her vacation.
1.
done or happening without stopping
:
•
We had a nonstop flight to London.
•
The party was nonstop fun.