United Kingdom vs United States: CO₂ emissions from international aviation
United Kingdom
31.73 million tonnes
in 2024
United States
68.05 million tonnes
in 2024
United Kingdom rank
3rd
United States rank
2nd
CO₂ emissions from international aviation over time
- United Kingdom
- United States
How they compare
United States currently reports 68.05 million tonnes against 31.73 million tonnes in United Kingdom, a difference of 36.31 million tonnes.
That makes United States's figure about 2.1 times United Kingdom's.
Across all 12 years both countries report, United States has been ahead every year.
United Kingdom ranks 3rd and United States ranks 2nd of 197 countries.
United States has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | United Kingdom | United States | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 31.89 million tonnes | 64.05 million tonnes | 32.16 million tonnes | United States |
| 2020s | 21.93 million tonnes | 50.49 million tonnes | 28.55 million tonnes | United States |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher co₂ emissions from international aviation, United Kingdom or United States?
- United States, at 68.05 million tonnes against 31.73 million tonnes in United Kingdom as of 2024.
- What is the difference in co₂ emissions from international aviation between United Kingdom and United States?
- 36.31 million tonnes, with United States ahead.
- How many years of comparable data are there for United Kingdom and United States?
- 12 years are reported by both, from 2013 to 2024.
- How do United Kingdom and United States rank globally for co₂ emissions from international aviation?
- United Kingdom ranks 3rd and United States ranks 2nd of 197 countries.
- 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.