Updated 28th January 2026.  What is Europe’s busiest airport? Based on seat capacity data for the year 2025, we’ve listed the top 10 airports in Europe.

Europe's Top 10 Airports

Using data sourced from OAG's Schedules Analyser, the complete list of the Top Ten Busiest Airports in Europe based on scheduled one-way airline capacity (international + domestic) for the year 2025 is as follows:

1. London Heathrow Airport | 52,106,597 seats

2. Istanbul Airport | 51,508,283 seats

3. Paris Charles de Gaulle Airport | 43,220,627 seats

4. Amsterdam Airport | 41,337,956 seats

5. Frankfurt International Airport | 40,703,684 seats

6. Madrid Adolfo Suárez–Barajas Airport | 38,574,633 seats

7. Barcelona Airport | 33,286,521 seats

8. Rome Fiumicino Airport | 31,013,508 seats

9. Istanbul Sabiha Gökçen Airport | 28,596,046 seats

10. Munich International Airport | 28,080,895 seats

London Heathrow is Europe's Busiest Airport 

• In 2025, Europe's busiest airport (by total domestic and international seats) was London Heathrow, with 52.11 million seats.
• The airports holding places one to eight in this year's ranking are unchanged, while at the bottom of the list Munich International Airport moves from ninth to tenth place year-on-year, and Istanbul's Sabiha Gocken Airport rises from 11th place to ninth.
• Istanbul's airports recorded the fastest growth in capacity of the top 10 European airports; Istanbul Airport grew capacity by 6% in 2025 compared to 2024, while Sabiha Gocken saw an impressive 15% increase in seats.

Track the European Aviation Market

Want to know which European airport is busiest this month? New data is added to our European Aviation Market Data Dashboard each month, including the busiest airports, top 10 airlines, the countries with most airline capacity, the worldwide regions most visited by European travelers and more.