If you've ever had your flight delayed or canceled, you're not alone. Some rules, like those covering refunds for cancellations and significant flight delays by the airline, are dictated by the U.S. Department of Transportation. Others, like hotel and meal vouchers and expense reimbursement, are up to individual airline policies spelled out in dozens of pages of legalese known as a contract of carriage. Swipe to see what you need to know and what airlines might owe you. Visit the link in @usatoday’s bio for more details.