In general, when looking for the cheapest flight to Stuttgart, try to choose a flight departing in March for the best deal.
In general, most flyers find the cheapest time to book a flight to Stuttgart is about 60 days prior.
Most of our users find that booking their departure to Stuttgart on a Thursday is the cheapest. Conversely, departing on a Sunday seems to be the most expensive.
Our data shows that the cheapest Stuttgart flights are usually those with evening departure times. midday flights are often costlier.