Common Mistakes : Check

noun

.BAD: Once inside the airport, I made my way to the checking
.GOOD: Once inside the airport, I made my way to the check-in

: check-in = the place at an airport (or hotel) where you check in
.There’s bound to be a long queue at the check-in
.The girl at the check-in desk asked if we had a reservation

check in = show your ticket, passport and luggage at a counter in an airport and receive a boarding card
.Once you’ve checked in, you have to go through customs