Thanksgiving Travelers Prepare for Weather, Crowded Planes

Millions of Americans expected to be in the air or on the roads over the holiday weekend.
1:40 | 11/24/14

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Transcript for Thanksgiving Travelers Prepare for Weather, Crowded Planes
The nor'easter is sure to cause problems for Thanksgiving travelers all over the country. Tens of millions of us will be in the air and on the roads over the long holiday weekend. David Kerley is at Reagan national airport with the latest. Reporter: A couple of days of work and then you head out for the holiday? Think again. The bad weather could touchdown even if you're enjoying sunshine right now. This morning, more than 46 million Americans are preparing to travel for Thanksgiving. That potential storm along the east coast threatening to make it quite a slog. I know what you're thinking, los Angeles and San Francisco, no problem, it's an east coast storm. Think again. It doesn't matter if the city that you're in has the weather issue. All it takes is one city in the northeast. Reporter: Atlanta expected to be the busiest, formed by L.A.X., Chicago, Dallas, Denver, and San Francisco. Those flying should pack patience. This year, the planes will be packed with more passengers. 11 alpha control. Reporter: The airlines plaped for this week. Sunday, the busiest day of the year. The military clears air routes, additional air space so your plane with get to where you're going. If you still want to fly, Thanksgiving day is probably the best choice. You may want to come back the next day, Friday. If you try to come back on Sunday, you'll pay double. And George, it will be a very slow day. No question. Thank you, David. Tlaits on the immigration

This transcript has been automatically generated and may not be 100% accurate.

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