Guide

Yes, using one confirmation number in the Southwest app checks in all travelers on the same reservation simultaneously.

Yes, most U.S.

Yes, a standard-size Lysol spray can may be checked if it is non-flammable, properly capped, and total aerosol volume stays under 70 ounces per FAA limits.

Yes, you can check in liquid on a plane. The TSA recommends packing containers larger than 3.4 ounces in checked baggage.

Yes, you can technically place a laptop in checked luggage, but the FAA and TSA strongly recommend keeping it in your carry-on due to battery fire.

Yes, you can check isopropyl alcohol on a plane if it’s 70% ABV or less, in unopened retail packaging, up to 5 liters per passenger.

Yes, solid fresh fruits and vegetables can go in checked bags within the U.S., but international travelers must declare them to customs and check.

Yes, most major airlines let you check in online for international flights, usually starting 24 hours before departure, though some carriers like Lufthansa open

Yes, you can check in early at the airport, but timing depends on your airline and whether you’re checking bags.

No, a full-sized sealed wine bottle exceeds TSA’s 3.4-ounce liquid limit for carry-ons. You can check it or buy it after security.