Maybe you're the kind of traveler who loves planning your trip down to the tiniest detail. Or perhaps you'd rather pick up a rental car and take things as they come. However you like to go about it, there are some key facts about St. John's, NL Airport (YYT-St. John's Intl.) that you shouldn't leave home without.St. John's, NL Airport (YYT-St. John's Intl.) is about 4 miles to the north from downtown St. John's.