Tucson International Airport operates 24 hours daily, allowing ticketed passengers to remain inside the building overnight.
Resting in the Terminal
Please note that TSA security checkpoints close for the night after the last flight departs (typically between 11:00 pm and 4:00 am). Passengers staying overnight must remain in the public landside area until morning screening resumes. The upper departures lobby and lower arrivals level feature padded benches and carpeted areas, though many seats have fixed armrests. It is recommended to bring warm layers or a blanket and an eye mask, as the air conditioning tends to be cool and announcements and lights remain on overnight.
Luggage Storage
There are no luggage lockers or left-luggage services available at TUS; travelers must keep their bags with them until airline check-in counters open in the early morning (generally between 3:30 am and 4:30 am).
Overnight Food and Drinks
Terminal concessionaires close overnight following the final outbound flights. However, 24-hour vending machines offering bottled beverages and snacks are accessible in landside areas.
Security and Wi-Fi
The terminal is monitored around the clock by Tucson Airport Authority police. Free Wi-Fi operates uninterrupted throughout the night.