Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Brussels. Flights to Brussels from St. Louis in February are about $1,100 on average during February, but can be found for as low as $689.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Brussels as you normally would.
||$484||$1,109||No cancel fee||N/A|
||$725||$1,074||No cancel fee||67%|
||$754||$910||No cancel fee||70%|
||$769||$1,471||No cancel fee||69%|