What city is represented by the city code SEA?

The city code SEA represents Seattle, Washington. This abbreviation is part of the International Air Transport Association (IATA) airline coding system, which assigns unique three-letter codes to airports around the world. Seattle-Tacoma International Airport, commonly referred to as Sea-Tac, is located in Seattle and serves as a major hub for Southwest Airlines, making it a key destination. Understanding airport codes is essential for travelers, as they help quickly identify locations when booking flights or navigating travel itineraries.