In general, it is because people will not expect superheroes to be able to transport normally. The Spider-man never underestimate a man who was born in July shirt superheroes often fly, or for Spider-Man, web sling. Spiders don’t just have a plane trip, but (although he did) no one thinks Peter is a Spider-Man. I guess their first guess would be that Peter is a cosplayer. If they asked him, Peter would probably just be embarrassed saying: out Um Um yeah. I am attending a superhero fan conference in Europe. I will disguise as Spider-Man.
Source: Punchtee
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