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Air India vs IndiGo vs SpiceJet - What numbers reveal about India’s aviation market in September
IndiGo remains India's largest airline with over 50% market share and 11.3 million seats despite a 4.5% capacity decrease. Air India and Air India Express follow, with notable reductions. Emirates was the only foreign airline to increase capacity, while low-cost carriers hold 69% of the market.
IndiGo continues to remain India’s largest airline by capacity and holds over 50% market share, data from OAG, a leading global travel data provider, has shown. According to OAG, IndiGo's capacity in September is 11.3 million seats, despite a reduction of 4.5% or 525,600 fewer seats.
Tata Group-owned Air India is the second biggest airline in India with 3.2 million seats and holds a 14% market share, the data showed. Air India also saw its capacity shrink by 8.8% (309k fewer seats) in September compared to the same period last year.
Tata Group’s budget offering, Air India Express (IX), also reduced capacity by 2.6% compared to September 2025.
