: If returning from abroad, you must go through Immigration and Customs before exiting the secure area [2, 14].
: If you have checked luggage, visit your airline’s kiosks or counter. Ensure your bags meet weight limits and don't contain prohibited items [2, 14]. 3. Security Screening Airport
: Adhere to the "3-1-1" rule (sometimes referred to as 3-3-3 ): liquids must be 3.4 ounces (100ml) or less per container, all fitting in one quart-sized clear bag [34]. : If returning from abroad, you must go
: Many airlines allow you to check in 24 hours in advance. This lets you skip the counter if you only have a carry-on [8, 14]. This lets you skip the counter if you
: Large airports like Denver International divide airlines between different terminals (e.g., Terminal East for Southwest/Spirit, Terminal West for United/American) [8]. 2. Check-in & Baggage
: Aim to arrive at least 2 hours before domestic flights and 3 hours for international travel to account for security and terminal navigation [2].
: Most airports offer shops, restaurants, and lounges while you wait. Use tools like the DFW Airport Guide to find amenities or shuttle trackers [27]. 5. Boarding & Flying