India's Aviation Market

Monthly Airline Data Updates for the Indian Market

Discover the Busiest Airports and Airlines in India This Month | September 2025

How much airline capacity is there in India? Find out with new data each month, detailing:

  • Which is the busiest airport?
  • What is the biggest airline in India?
  • Which Indian state has the most airline capacity?
  • Which global region do most Indian passengers fly to?
  • And more.
Data is sourced from OAG's Schedules Analyser; a cutting-edge platform for airline schedule analysis. 

 

Airline Capacity in India | september 2025

 

In India this month there are 85 airlines with scheduled capacity and 117 airports

How much airline capacity is there in India This Month?

  • Domestic capacity accounts for 67% of all seats this month, with international makes up the remaining 33%. 
  • Whilst the international market has grown by 3.3% in the last year, the domestic market has contracted by 1.2%.
  • Low cost airlines dominate the Indian market holding 69% of capacity and has grown by 5.2% vs September 2024.
  • Low cost capacity is 16.5 million seats and full service capacity is 7.4 million seats.
  • Full service airline capacity has reduced by 9.4% year on year and accounts for 31% of the Indian market.

*International capacity is reported on a two-way basis.

WE'LL LET YOU KNOW WHEN NEW DATA IS ADDED

Add your name to the list and we'll email you once a week with a round-up of the new aviation data added to our dashboards, the latest in-depth analysis from our air travel experts, travel technology news, easy to digest infographics and more.

Top Ten Airlines in India (Departing seats, one-way) | September 2025

 

Which is the biggest airline in India?

  • IndiGo (6E) has the majority share of capacity from India with 49% of the market. IndiGo's capacity in September 2025 is at 11.8m seats, a 2% increase compared to last year.
  • Air India (AI) is the second biggest airline in India with 3.5 million seats, a 15% market share. Air India (AI) capacity has grown by 31% in September 2025 compared to last year.
  • Air India Express (IX) has continued to add the most number of seats year on year increasing by 1.3 million (88%) to 2.7 million seats and is the third biggest airline in India.
  • Collectively both carriers account for 26% of India's capacity. 

India's Top 10 States by Airline Capacity (Domestic + International) | september 2025

 

Which is India's Busiest State for Air Travel?

  • Delhi is the busiest state in India with 3.6 million seats, 15% share of India's total market. Delhi's capacity is 4.2% lower than September 2024.
  • Maharashtra is a close second with 3.4m seats, 14.4% share of the Indian market.
  • Capacity increased at the fastest rate in Uttar Pradesh, up 9.2% vs last year to 745k seats.
  • Capacity decreased at the fastest rate in Goa, declining by 5.7% vs last year.

India's Top 10 Country Markets | september 2025

 

Which is INDIA'S BIGGEST COUNTRY MARKET?

  • The United Arab Emirates remains the busiest international country from India with 1.1m seats and holds 29% market share. Capacity is 6% higher in Aug 2025 compared to last year.
  • The next busiest international country, Thailand, continues to see significant capacity growth in the last year, adding 30% more seats, however this country has a much smaller market at 308k seats (8% market share). 
  • Despite a 2% decrease vs last year, Saudi Arabia is third place with 302k seats (8% share).

Top Ten Busiest Airports in India by Domestic Departing Seats | september 2025

 

Which is the Busiest Airport in India?

  • Delhi (DEL) is India's busiest airport for domestic flights with 2.6 million seats in September 2025, although capacity has fallen by 4%  compared to September 2024.
  • Mumbai (BOM) and Bengaluru (BLR) airports are the second and third busiest airports respectively, with 1.8M and 1.7M seats in September 2025. Capacity for both airports reduced by 2% vs last year.
  • The airport with the biggest percentage increase in domestic capacity is Pune (PNQ), followed by Ahmedabad (AMD) with 6% and 5% more seats respectively than last year. 
  • Within the Top 10, capacity also decreased at Kolkata, the fifth busiest airport, declining by 5%.

Top 10 Domestic Routes in India | september 2025

Where do flights within India go?

  • Mumbai (BOM) to Delhi (DEL) remains the busiest domestic route in India with 602,600 seats, however capacity is 9% lower than September 2024.
  • Bengaluru (BLR) to Delhi (DEL) and Bengaluru (BLR) to Mumbai (BOM) remain the second and third busiest domestic routes at 436k and 373k seats respectively, both routes have had year on year decreases in capacity of 3% and 6% respectively. 
  • The largest percentage increase in capacity was on the route Mumbai to Kolkata, adding 18% more seats to 232k and is the sixth busiest domestic route in India this month.
  • Six out of the top 10 busiest domestic routes in India are from Delhi (DEL) this month. 

India's Top 10 International Routes | september 2025

Where do flights FROM India go?

  • Mumbai (BOM) to Dubai (DXB) remains the busiest international route from India with 229k seats, despite capacity reducing 2% vs September 24.
  • Delhi (DEL) to Dubai (DXB) is the second busiest route with 202k seats and Delhi (DEL) to London Heathrow (LHR) is the third busiest route with 135k seats.
  • Capacity on the Bangkok to Delhi (BKK-DEL) route increased at the fastest rate, increasing by 17% vs last year, followed by  Delhi - Kathmandu (DE -KTM) which increased by 16%.

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