The UK’s 30 Busiest International Routes With Over 1 Million Passengers

The UK Civil Aviation Authority shows the country had 256 million international passengers in 2024 (700,000+ daily). Traffic rose 8% compared to 2023 and exceeded the pre-pandemic volume in 2019 by 0.3%. Examining every airport pair shows the UK had 30 international markets with one million passengers or more, led by London Heathrowto New York JFK.Of course, the results would be different at the city level.