OAG's monthly aviation data highlights the global markets that are recovering and growing, the airlines leading the way, and the airports welcoming the most passengers.

London Heathrow is Europe's Busiest Airport for March 2023

This month, Europe's busiest airport (by total domestic and international seats) is London Heathrow, with 4 million seats.

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In second place is Istanbul Airport, which was in 5th place in the same list for March 2019. Only one of the busiest airports in Europe for March 2023 was not in the top 10 in March 2019: Istanbul Sabiha Gokcen, which now sits in 10th place (vs 11th in 2019).

Busiest Airports Worldwide

Atlanta Hartsfield-Jackson is the busiest airport globally (international + domestic capacity) this month with over 5 million seats. Europe's busiest airport, London Heathrow, sits in 5th place on the list of busiest global airports.

When we only look at international frequency, the busiest airport is Dubai International (4,649,381 seats), followed by London Heathrow (3,783,077 international seats) in second place.

View and interrogate the World's Busiest Airports here. 

More Worldwide Headlines from OAG's Monthly Data Analysis

• 6 of the top 10 Busiest International Airline Routes are within Asia Pacific region. 
• Half of the biggest domestic routes in SE Asia this month are in Indonesia, the region's most populous country.
• International airline capacity in China has increased to over 2m seats, over 3.5 times larger than in March 2022.
• The largest country market in South East Asia is Indonesia, with 8,975,064 seats, while Vietnam is the only country to have reached above 2019 levels.
• The gap between Atlanta as the largest airport in the US (5M seats) and the next largest airport, Dallas Fort Worth (3.9M) has widened by over 1M seats.