We'll take a closer look at holiday travel, if you're one of the millions of americans planning to fly, don't be surprised if you're hit with some hidden fees in addition to your ticket tears. Aditi... See More
We'll take a closer look at holiday travel, if you're one of the millions of americans planning to fly, don't be surprised if you're hit with some hidden fees in addition to your ticket tears. Aditi roy joins us live from los angeles. Good morning, aditi. Reporter: Good morning, bianna, things are quiet here at l.A.X., This is supposed to be the busiest airport this thanksgiving weekend. With 2 million travelers traveling through. It will be hectic and expensive. The joys of holiday travel. First you delay me and then you bump me. Reporter: Immortalized in movies like "planes, trains and automobiles." We're going to atlanta. Reporter: Can be far less funny. One way to using these checked bags, curbside, they might overlook the fact that your bag is overweight that you have too many bax. Reporter: The extra fees that you pay to fly, get extra leg room, can add as much as $6 billion for the major u.S. Carriers. While you're forking over the extra money for that sandwich, chew on this, the person next to you probably didn't pay the same base price as your ticket. The variations in price were shocking. Lot of airlines are adding seatback videos and wi-fi. We are paying a bit more for air travel but we're getting a better product. Reporter: If you're traveling with kids -- jacket on. Thank you. Reporter: -- Prices aren't exactly pint-sized. No kids' specials on seats and food. She spent $21 on wi-fi for a two-hour flight. It provides a benefit. It's totally optional. Reporter: And if you're still looking for cheaper holiday fare, travelocity said your best day will be christmas eve and new year's eve. Shocking to see the range in prices.
This transcript has been automatically generated and may not be 100% accurate.