#airports

2 articles tagged #airports.

The three-letter code LHR and the four-letter code EGLL side by side, both pointing to London Heathrow, on an Active Flights blog card.

Aviation27 Oct 20266 min read

IATA vs ICAO airport codes: why Heathrow is LHR and EGLL

IATA vs ICAO airport codes explained: why airports have a three-letter and a four-letter code, who assigns each, where they're used, and why LAX has an X.

Active Flights map of the world's busiest air corridors, on an Active Flights blog card.

Aviation7 May 20264 min read

The World's Busiest Flight Routes (And Why They're So Crowded)

A short hop between a South Korean island and Seoul carries 14.4 million seats a year. Inside OAG's 2025 ranking of the world's densest air routes.

#airports

Articles

IATA vs ICAO airport codes: why Heathrow is LHR and EGLL

The World's Busiest Flight Routes (And Why They're So Crowded)