Flight cancellations update: American, Delta, and United Airlines issue airport alerts as blizzard batters Northeast

If you’re in the Northeast, there’s a good chance you’ll be hunkering down inside for a few days as a major snowstorm batters the East Coast.

And if you have a flight to catch, well, there’s a high probability that it might not be taking off at all. Due to the blizzard, which is forecast to bring up to two feet of snow in some areas, thousands of flights have already been canceled or delayed.

Here’s what you need to know if you have a flight to catch.

Thousands of...