AIRLINE FREQUENCY AND CAPACITY STATISTICS

WHICH IS THE Biggest AIRLINE IN THE WORLD THIS MONTH?

• American Airlines remain the largest airline in the world in terms of frequencies, with 197,700 frequencies for this month, which is 39,400 more than Delta Air Lines, the second largest airline in the world by this metric.
• United Airlines shows the strongest growth in terms of extra flying with 11,900 more frequencies than last year, followed by American Airlines with an increase of 10,000.
• IndiGo continues to show the fastest rate of growth, up 9.3% compared to last year.
• Four of the Top 20 Airlines are down this month compared to last year; Southwest Airlines (-1.3%), Aeroflot (-1.8%), JetBue (-3.8%) and Lufthansa (-4.7%).
  

WHERE IS MOST DOMESTIC CAPACITY THIS MONTH?

• The USA remains the largest domestic market with 92.7m seats this month, which is over 23.7m seats larger than the second largest domestic market China with 68.9m seats.
• Brazil continues to show the fastest domestic growth rate in the Top 10, up 9.7% on last year, followed by India which is up 7.4%.
• Indonesia shows the largest rate of decline, down 6.3% versus last year - a trend continuing from the last three months.
• Japan is the only other domestic market in decline this month at -0.9%.
  

WHICH TWO COUNTRIES VISIT EACH OTHER MOST?

• Spain - UK is the largest international country pair with 5.6m seats in the market this month, which is over 1.4m seats larger than the second largest international market, Mexico - USA with 4.2m seats.
• China - Japan remains the market with the largest growth rate, up 36.9% on last year. This is followed by China - Republic of Korea (+22.6%) and Chinese Taipei – Japan (15.1%).
• Russian Federation - Türkiye continues to show the largest rate of decline, down 10.0% on last year, equating to 186,000 seats less than June 2024.
• The other markets in decline within the Top 20 are Canada - USA (-1.5%), UK - USA (-2.8%) and France - Italy (-5.1%).
  

WHICH WORLD REGION HAS MOST FLIGHT CAPACITY?

• Global capacity in June 2025 will reach 523.7m seats, an increase of 3% on June 2024, which equates to an extra 17.2m seats.
• The largest region is Western Europe with 117.7m seats, closely followed by North America with 117.1m seats. These two regions have switched places compared to last month.
• Unchanged from last month, the region with the largest growth in seat capacity is North East Asia, where there are 3.7m more seats compared to June 2024 - increasing the total for this month to 109.5m.
• The regions with the largest growth rates are Central Asia and Lower South America, where capacity is up 18% and 9% respectively.
• Central/Western Africa is the only region showing a decline in capacity (-3%) versus last year, a trend continuing from last month.
  

All data is sourced from OAG Schedules and is for the current month and previous months stated per chart. Data is unadjusted for the leap year effect. 

The categories are defined below:

1. The scheduled flight counter shows the number of flights in the schedule from the first day of the year up until the end of the current week.
2. Weekly airline capacity shows total global (international + domestic) capacity, international capacity and domestic capacity, measure in seats. It is plotted weekly with a forward view of filed scheduled capacity for the 11 weeks ahead, showing the overall 3 months forward-looking position.
3. Top 20 Airlines are the 20 largest global airlines by flights based on the current month.
4. Top 20 Country Pairs are those international country pairs with most seat capacity based on the current month.
5. Domestic Markets are the 10 largest markets by seats.
6. Seats by Region is seat capacity for the current month to, from and within each global sub region.