Question : How often are flights late from Lambert-St. Louis International Airport (STL) to Willow Run Airport (YIP)?
Answer : The Saint Louis to Detroit route has been particularly poor at getting passengers to their destination on time and currently ranks among the worst in the world.
Question : Is this route your best bet for getting to Detroit with minimal delays?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. STL to YIP currently has 0 stars out of 5, earning it one of the lower scores in the world.