CO₂ emissions from international aviation in OECD
OECD: CO₂ emissions from international aviation was 303.73 million tonnes in 2024. ▲ Rising
Latest (2024)
303.73 million tonnes
Change on year
up 10.1%
World rank
1st
of 197 countries
All-time high
320.15 million tonnes
in 2019
All-time low
126.40 million tonnes
in 2020
Years of data
6
2019–2024
CO₂ emissions from international aviation in OECD, 2019–2024
Source: OECD (2025) – processed by Our World in Data. Measured in tonnes.
Analysis
In 2024, co₂ emissions from international aviation in OECD stood at 303.73 million tonnes.
The figure is up 10.1% on the previous year and down 5.1% over ten years.
That places OECD 1st out of 197 countries with data for 2024, putting it in the top 10%.
CO₂ emissions from international aviation in OECD, year by year
| Year | tonnes | Change |
|---|---|---|
| 2019 | 320.15 million tonnes | — |
| 2020 | 126.40 million tonnes | -60.5% |
| 2021 | 141.67 million tonnes | +12.1% |
| 2022 | 228.10 million tonnes | +61.0% |
| 2023 | 275.97 million tonnes | +21.0% |
| 2024 | 303.73 million tonnes | +10.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 320.15 million tonnes | 320.15 million tonnes | 320.15 million tonnes | 1 |
| 2020s | 215.17 million tonnes | 126.40 million tonnes | 303.73 million tonnes | 5 |
Countries ranked near OECD
- 2 United States 68.05 million tonnes compare
- 3 United Kingdom 31.73 million tonnes compare
- 4 China 27.20 million tonnes compare
More climate change data for OECD
- Emissions from crops — Emissions (CO2eq) from N2O 223,315 kt (2050)
- Emissions from livestock — Emissions 906.49 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 743,908 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 240,219 kt (2050)
- Emissions from livestock — Emissions (CO2eq) 984,128 kt (2050)
- Emissions from livestock — Emissions 26,568 kt (2050)
- Emissions from crops — Emissions (CO2eq) 264,403 kt (2050)
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 29.42 billion kg (2050)
- Emissions from crops — Emissions (CO2eq) from CH4 41,088 kt (2050)
- Emissions from crops — Emissions 1,467 kt (2050)
Frequently asked questions
- What is co₂ emissions from international aviation in OECD?
- Co₂ emissions from international aviation in OECD was 303.73 million tonnes in 2024, according to OECD (2025) – processed by Our World in Data.
- What is the highest co₂ emissions from international aviation recorded in OECD?
- The highest recorded value was 320.15 million tonnes in 2019.
- What is the lowest co₂ emissions from international aviation recorded in OECD?
- The lowest recorded value was 126.40 million tonnes in 2020.
- How does OECD rank for co₂ emissions from international aviation?
- OECD ranks 1st out of 197 countries with data for 2024.
- Is co₂ emissions from international aviation rising or falling in OECD?
- Over the last ten years it is down 5.1%. The long-run trend across the full record is rising.
- Where does this OECD data come from?
- The figures come from OECD (2025) – processed by Our World in Data, published as part of CO₂ emissions from international aviation. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 6 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
International aviation emissions are assigned to the country of departure. CO₂ emissions from commercial passenger flights only.