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Singapore Airlines Ltd
Singapore Airlines's GHG Emissions Data Preview
In 2025, Singapore Airlines completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
Singapore Airlines has also provided a category-level breakdown for 8 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2025 | 2024 | 2023 | 2022 - 2017 |
|---|---|---|---|---|
Total Scope 1 | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
Total Scope 2 | ||||
Unspecified Calculation Method | Copy restricted. Please purchase to unlock this data.  | Copy restricted. Please purchase to unlock this data. | Copy restricted. Please purchase to unlock this data. | 0000000 |
Total Scope 3 | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
Total Scope 1 Revenue Intensity (tCO2e/$M) | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
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aVerified Sources Behind Singapore Airlines’s Greenhouse Gas (GHG) Emissions Data
Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore Singapore Airlines’s data sources below and access millions more through our Disclosure Search.
Insights into Singapore Airlines's Operational Emissions
In 2025, the total operational greenhouse gas (GHG) emissions ofSingapore Airlines amounted to17,149,512metric tons of CO2 equivalent.This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a
Compared to 2024, the total operational greenhouse gas (GHG) emissions of Singapore Airlinesincreased by 14.05%, suggesting that the company faced challenges in reducing its emissions from its core operations.a
Singapore Airlines's Scope 1 Emissions Over Time
- Total Scope 1
- Year-over-Year Change
What are Singapore Airlines's Scope 1 emissions?
In 2025, the total Scope 1 emissions of Singapore Airlines were 17,139,994 metric tons of COâ‚‚ equivalent (tCOâ‚‚e).a
Has Singapore Airlines reduced its Scope 1 emissions over time?
Since 2019, Singapore Airlines's Scope 1 emissions have increased by 3.95%, reflecting a rising long-term trend in Scope 1 emissions over time.ab
Compared to the previous year(2024), Singapore Airlines's Scope 1 emissions increased by 14.06%, suggesting that the company faced challenges in reducing emissions from its directly owned or controlled operations.a
What are Singapore Airlines's Scope 2 emissions?
In 2025, Singapore Airlines reported Scope 2 greenhouse gas (GHG) emissions of 9,518 tCOâ‚‚e using the location-based method.a
Has Singapore Airlines reduced its Scope 2 emissions over time?
Compared to the previous year(2024), Singapore Airlines's Scope 2 emissions(Location-Based) have remained relatively stable, indicating that Singapore Airlines's emissions have plateaued with no significant change in its energy consumption footprint.a
What methodology does Singapore Airlines use for Scope 2 reporting?
In 2025, Singapore Airlines reported its Scope 2 emissions using the location-based method.a
Singapore Airlines's Scope 2 Emissions Over Time
- Total Scope 2 Location-Based
- Total Scope 2 (Unspecified Calculation Method)
Insights into Singapore Airlines's Value Chain Emissions
In 2025, Singapore Airlines reported 4,213,725 metric tons of COâ‚‚ equivalent (tCOâ‚‚e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a
The 2025 disclosure of Singapore Airlines includes a breakdown across 8of the 15 Scope 3 categories defined by the GHG Protocol,up from 7 in 2024, reflecting improved emissions accounting practices and greater transparency across the company's value chaina
Singapore Airlines's Scope 3 Emissions Over Time
- Total Scope 3
- Year-over-Year Change
What are Singapore Airlines's Scope 3 emissions?
In 2025, Singapore Airlines reported total Scope 3 emissions of 4,213,725 metric tons of COâ‚‚ equivalent (tCOâ‚‚e).a
Approximately 99.95%of these emissions originated from upstream activities such as purchased goods and capital goods, while 0.05%came from downstream activities like product use, distribution, and end-of-life treatment.a
Compared to the previous year (2024), Singapore Airlines's Scope 3 emissions increased by 11.28%, suggesting that the company faced challenges in reducing emissions across its value chain.a
What categories of Scope 3 emissions does Singapore Airlines disclose?
In 2025, Singapore Airlines reported emissions for 8 out of the 15 Scope 3 categories defined by the GHG Protocol.a
This partial disclosure allows for some insight into the company's indirect impacts.
What are the main sources of Singapore Airlines's Scope 3 emissions?
In 2025, the largest contributors to Singapore Airlines's Scope 3 emissions were:a
- Fuel- and Energy-Related Services (Cat. 3): 3,514,730 tCOâ‚‚e(83.41%)
- Purchased Goods and Services (Cat. 1): 373,253 tCOâ‚‚e(8.86%)
- Capital Goods (Cat. 2): 279,240 tCOâ‚‚e(6.63%)
Singapore Airlines's Scope 3 Emissions by Categories
Insights into Singapore Airlines’s GHG Emissions Intensity Compared to Industry Peers
In 2025, Singapore Airlines reported Scope 1 greenhouse gas (GHG) emissions of 17,139,994 tCOâ‚‚e and total revenues of USD 14,545 millions. This translates into an emissions intensity of 1,178.41 tCOâ‚‚e per millions USD.a
Singapore Airlines's Scope 1 Emissions Intensity Compared to Peers
How does Singapore Airlines's GHG emissions intensity compare to its peers?
In 2025, Singapore Airlines reported a Scope 1 emissions intensity of 1,178.41 tCOâ‚‚e per millions USD. Compared to the peer group median of 1,043.58, this places the company above its industry benchmark, indicating it is less carbon-efficient than most competitors.a
Where does Singapore Airlines rank on GHG emissions intensity within its industry?
In 2025, Singapore Airlines ranked 21 out of 25 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCOâ‚‚e per millions USD).a
This places Singapore Airlines among the least efficient performers, with one of the highest emissions intensities in its sector.a
Insights into Singapore Airlines's Total Carbon Footprint
In 2025, Singapore Airlines reported a total carbon footprint of 21,363,237 metric tons of COâ‚‚ equivalent (tCOâ‚‚e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 13.49% increase compared to 2024, suggesting a rise in emissions across its operations or value chain.a
The largest contributor to Singapore Airlines's total carbon footprint was Scope 1 emissions, accounting for 80.23% of the company's total carbon footprint, followed by Scope 3 emissions at 19.72%.a