l Help. Stay in contact with the agent who booked your travel. Agents will work with airlines to reschedule or refund travel.
l Flexibility. Airlines must work through the situation along with travelers. Expect airlines to offer refunds and waive penalities. "I can't imagine anybody would be penalized because national security has closed the airports down," Houk said.
l Be patient. Plenmty of people are stuck in closed-down airports, and all of them will need to travel, too. Anyone with reservations for flights this week may be pushed back to accommodate people already bumped.