BR → Lisboa CO₂
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
This calculator estimates CO₂ emissions from flights from Brazil to Lisbon, considering average distance, aircraft efficiency, and travel class. The average is ~2 tons per passenger, but it varies by route and aircraft type. The calculation uses the aviation emission factor (0.18 kg CO₂/PK) multiplied by the total distance.
It calculates carbon footprint using: (distance in km × emission factor) ÷ aircraft efficiency. Brazil-Lisbon flights typically range between 9,500 and 10,200 km, depending on origin (e.g., São Paulo vs. Rio). Business class passengers emit up to 2x more than economy class.
Use it when planning air travel to assess environmental impact or compare transportation options. Useful data for travelers seeking to offset emissions (e.g., planting trees) or choose greener routes. Ideal for business travelers, tourists, or ecology students.
Note: it excludes additional fuel emissions (e.g., delayed boarding) or passengers sharing seats. The estimated value (~2 tons) is an average for direct flights in economy class. For accuracy, provide complete data like class, passenger count, and specific airports.
Frequently asked questions
How is the carbon footprint of a flight from Brazil to Lisbon calculated?
Enter travel class, passenger count, and flight distance. The calculator uses the aviation emission factor and average aircraft efficiency to estimate ~2 tons per passenger.
What factors influence the CO₂ value?
Travel class, flight distance, aircraft type, and fuel efficiency. Business class passengers emit 50-100% more CO₂ than economy class due to space per passenger.
Can I calculate emissions for multiple passengers?
Yes, adjust the passenger count. The result scales proportionally (e.g., 2 passengers = ~4 tons).
Why is the result in tons?
To simplify environmental impact understanding. 1 ton of CO₂ equals 1,000 kg, standard in carbon offset reports and environmental studies.
How does travel class affect emissions?
Higher classes reduce efficiency per passenger. Premium flights emit up to 2x more CO₂ than economy due to increased space allocation.