Indigo Airlines is the largest domestic low-cost airline in India with a 38.9% market share. The document analyzes Indigo's growth strategy, noting it has primarily followed an organic "growth by scaling" approach by steadily increasing operations and profitability since 2011 while maintaining margins. The analysis also considers scenarios involving changes in aviation fuel prices and competition. It concludes Indigo is well positioned for continued growth given positive demand forecasts and its fuel efficient upcoming aircraft orders that competitors may find difficult to match.