Top 10 largest airlines globally by market cap (2025): Check which Indian airline ranks #2

Largest Airlines Worldwide by Market Cap in 2025: Amid the recent barrage of tariffs imposed by US President Donald Trump, declining global markets, and pervasive economic uncertainty, the global aviation industry is set for a positive 2025.

According to IATA, the global airline industry is projected to surpass $1 trillion in revenue in 2025, for the first time, marking a 4.4% increase from 2024 and highlighting a strong recovery in air travel demand post-pandemic.

In a notable mention, India’s largest airline by market capitalisation, IndiGo, operated under InterGlobe Aviation, briefly ascended to the top of the global aviation market on Wednesday, April 9 (2025).

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Consequently, it momentarily surpassed US-based Delta Air Lines and Ireland-based Ryanair to become the world’s most valuable airline by market capitalisation. However, it was fleeting, as IndiGo’s valuation fell to $23.16 billion at market closing, slightly behind Delta’s, according to the Financial Express.