Question : How many days should you spend in Brussels if you're flying in from Saint Louis?
Answer : Of course you're not most people, but if you were, you'd stay roughly 10 days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : Tuesday is your cheapest day to fly in December. Being flexible with your travel days garners you even more savings during your booking.
Question : Which airline is offering the cheapest round-trip flight from STL to BRU?
Answer : is booking the cheapest flights for its customers over the next three months.