U.S. airlines canceled tens of thousands of flights and waived change fees for travelers as a massive winter storm swept across the country.

American Airlines and Southwest Airlines expect Winter Storm Fern will disrupt travel. Phoenix flyers have options if flights are canceled.

CNBC's Phil LeBeau joins 'Squawk on the Street' to discuss the latest airlines earnings and the massive storm impacting hundreds of U.S. flights.

Flight cancellations and travel delays are ramping up as the U.S. braces for a massive winter storm. Advertisement. About Our Ads

A monster winter storm sweeping across parts of the US could see temperatures drop to as low as minus 41C in some areas.

Winter Storm Fern is forecast to bring heavy snow and ice across a large portion of the country through Monday, with airlines canceling flights and retailers rushing to keep shelves stocked.

As a massive winter storm moves across the United States, air travel has been severely disrupted nationwide, with thousands of flights delayed or canceled.

U.S. airlines have cancelled more than 12,000 flights scheduled to operate over the weekend as a major winter storm is set to hit many areas of the country with a mix of ice, snow, and frigid conditions.