You can say "Je t'attendrai" in French to convey "I will wait for you."
View page
"I will wait for you" in French is "Je vous attendrai", or "Je
t'attendrai" if you are speaking to someone you know well.
View page
Je vous attendrai à l'aéroport means "I will wait for you at the airport" in French. Unless you know the person well, in which case you could say Je t'attendrai à l'aéroport.