Flight numbers cannot be larger than four digits and that is posing problems for the airline industry. In this 2017 photo, a traveler looks at a monitor listing canceled flights at Miami International Airport.
Flight numbers cannot be larger than four digits and that is posing problems for the airline industry. In this 2017 photo, a traveler looks at a monitor listing canceled flights at Miami International Airport. Wilfredo Lee AP
Flight numbers cannot be larger than four digits and that is posing problems for the airline industry. In this 2017 photo, a traveler looks at a monitor listing canceled flights at Miami International Airport. Wilfredo Lee AP