Airport Codes Guides

IATA vs ICAO: What Is the Difference

IATA and ICAO airport codes explained in plain language. Why Sheremetyevo is both SVO and UUEE, how three-letter and four-letter codes are structured, where passengers and specialists meet each one, and why the codes never match.

Airport Codes: IATA vs ICAO Explained

Understand the differences between IATA and ICAO airport coding systems. Learn how to use airport codes for flight search, hotel booking, and airport navigation with practical examples and API integrations.