OECD vs United States: CO₂ emissions from international aviation
OECD
303.73 million tonnes
in 2024
United States
68.05 million tonnes
in 2024
OECD rank
1st
United States rank
1st
CO₂ emissions from international aviation over time
- OECD
- United States
How they compare
OECD currently reports 303.73 million tonnes against 68.05 million tonnes in United States, a difference of 235.68 million tonnes.
That makes OECD's figure about 4.5 times United States's.
Across all 6 years both countries report, OECD has been ahead every year.
OECD ranks 1st and United States ranks 1st of 1 groups.
OECD has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | OECD | United States | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 320.15 million tonnes | 71.55 million tonnes | 248.60 million tonnes | OECD |
| 2020s | 215.17 million tonnes | 50.49 million tonnes | 164.69 million tonnes | OECD |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher co₂ emissions from international aviation, OECD or United States?
- OECD, at 303.73 million tonnes against 68.05 million tonnes in United States as of 2024.
- What is the difference in co₂ emissions from international aviation between OECD and United States?
- 235.68 million tonnes, with OECD ahead.
- How many years of comparable data are there for OECD and United States?
- 6 years are reported by both, from 2019 to 2024.
- How do OECD and United States rank globally for co₂ emissions from international aviation?
- OECD ranks 1st and United States ranks 1st of 1 groups.
- Where does this data come from?
- OECD (2025) – processed by Our World in Data, published as CO₂ emissions from international aviation. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
International aviation emissions are assigned to the country of departure. CO₂ emissions from commercial passenger flights only.