What Terminal is Alaska Airlines at JFK? If you are flying Alaska Airlines from JFK, go to Terminal 7. Whether you're parked or being dropped off, follow the signs to the Alaska Airlines check-in counter. After check-in and security, explore Terminal 7's amenities, which include food, shopping, and charging stations, before proceeding to your gate. Digital screens and helpful staff ensure that you can easily find your way around. The boarding process is simple, and Alaska Airlines' courteous service makes first-time flying stress-free. Start your travel smoothly by heading to Terminal 7 for your Alaska Airlines departure!