A variety of travel requirements are catered for by United Airlines Baggage Allowance Policy economy travelers are often permitted one or two pieces of checked luggage subject to certain weight and size restrictions depending on their cost and itinerary Checked baggage allowances are higher for first-class business and premium economy passengers In terms of carry-on luggage travelers are allowed to bring one personal item like a laptop bag or purse and one carry-on item both of which must fit within weight restrictions Additional luggage allowances or cost waivers may be available to MileagePlus members passengers with specific credit cards and travelers with premium tickets Depending on the route and class any things that are heavier larger or more numerous than the allowed amount will incur additional expenses offering a customized.