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Delta Air Lines (DAL) Research & Development (2016 - 2025)

Delta Air Lines (DAL) has disclosed Research & Development for 17 consecutive years, with $640.0 million as the latest value for Q4 2025.

  • For the quarter ending Q4 2025, Research & Development rose 7.02% year-over-year to $640.0 million, compared with a TTM value of $2.6 billion through Dec 2025, up 9.66%, and an annual FY2025 reading of $2.6 billion, up 9.66% over the prior year.
  • Research & Development was $640.0 million for Q4 2025 at Delta Air Lines, down from $649.0 million in the prior quarter.
  • Across five years, Research & Development topped out at $651.0 million in Q2 2025 and bottomed at $401.0 million in Q1 2021.
  • Average Research & Development over 5 years is $543.4 million, with a median of $548.5 million recorded in 2023.
  • Peak annual rise in Research & Development hit 56.21% in 2021, while the deepest fall reached 30.5% in 2021.
  • Year by year, Research & Development stood at $478.0 million in 2021, then rose by 5.44% to $504.0 million in 2022, then grew by 6.35% to $536.0 million in 2023, then grew by 11.57% to $598.0 million in 2024, then increased by 7.02% to $640.0 million in 2025.
  • Business Quant data shows Research & Development for DAL at $640.0 million in Q4 2025, $649.0 million in Q3 2025, and $651.0 million in Q2 2025.