Delta Air Lines, Inc., commonly known as Delta, is a leading American airline headquartered in Atlanta, Georgia. Founded in 1924, Delta has grown to become one of the largest global carriers, serving over 300 destinations across six continents. The airline operates primarily in the commercial aviation industry, focusing on passenger and cargo transport. Delta's core services include scheduled air transportation, freight services, and a robust loyalty programme, SkyMiles, which enhances customer engagement. Notable for its extensive domestic and international network, Delta has consistently ranked among the top airlines for operational performance and customer satisfaction. With a commitment to innovation and sustainability, Delta continues to set industry standards, making it a prominent player in the aviation sector.
How does Delta Air Lines's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Mean score of companies in the Air Transport industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Delta Air Lines's score of 67 is higher than 95% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2024, Delta Air Lines reported total carbon emissions of approximately 37,284,766,000 kg CO2e from Scope 1, which includes 35,448,915,000 kg CO2e from mobile combustion. Scope 2 emissions were about 165,384,000 kg CO2e, primarily from purchased electricity, while Scope 3 emissions totalled approximately 23,119,882,000 kg CO2e, with significant contributions from fuel and energy-related activities (10,377,646,000 kg CO2e). Delta has set ambitious climate commitments, including a target approved by the Science Based Targets initiative (SBTi) to reduce well-to-wake Scope 1 and 3 jet fuel greenhouse gas emissions by 45% per revenue tonne kilometre by 2035, using 2019 as the baseline year. Additionally, the airline aims to achieve net-zero greenhouse gas emissions across its operations and value chain by 2050, aligning with the United Nations Race to Zero campaign. Delta's emissions data is sourced directly from Delta Air Lines, Inc., with no cascaded data from parent or related organizations. The airline's ongoing initiatives reflect a commitment to sustainability and reducing its environmental impact in the aviation sector.
Access structured emissions data, company-specific emission factors, and source documents
| 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Scope 1 | 41,807,725,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 |
| Scope 2 | 227,169,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 |
| Scope 3 | 3,808,637,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 00,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 00,000,000,000 | 0,000,000,000 | 0,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 |
Delta Air Lines's Scope 3 emissions, which increased by 15% last year and increased by approximately 507% since 2005, demonstrating supply chain emissions tracking. A significant portion of their carbon footprint comes from suppliers and value chain emissions, with Scope 3 emissions accounting for 38% of total emissions under the GHG Protocol, with "Fuel and Energy Related Activities" being the primary emissions source at 45% of Scope 3 emissions.
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Delta Air Lines has established climate goals through participation in recognized frameworks and target-setting initiatives. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.

Common questions about Delta Air Lines's sustainability data and climate commitments