In the region near this place you can choose from major international and smaller Canadian airports. For example, think of Appleton (ATW), Brainerd (BRD) or Bemidji (BJI). A big airport in this environment is Toronto Pearson International Airport. You are fast at your end goal by reserving public transport (tram, train, bus) or an airport transfer (shuttle service). Some tips for selecting the right airport: search for total flight time, the percentage of flight cancellations, the queues at passport controls, and check if direct routes are possible to travel faster. In that case, you need to fly-non-stop to Thunder Bay.