Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Flight Carbon Footprint Calculator

Estimate CO₂ emissions from any flight based on distance, number of passengers, seat class, and whether the trip is one-way or round trip. Ideal for offsetting decisions or comparing travel options.

Flight Distance (miles)

Number of Passengers (passengers)

Flight Type

Seat Class

Trip Type

Fill in the required fields to see your result.

Carbon Footprint

Event Carbon Footprint Calculator

Estimate total CO₂ emissions for an event by factoring in attendee travel, venue energy, catering, and materials. Ideal for event planners, sustainability managers, and conference organizers calculating or reducing event impact.

Number of Attendees (people)

Average Travel Distance (miles)

Primary Travel Method

Event Duration (days)

Venue Type

Catering Type

Fill in the required fields to see your result.

Key differences

	Flight Carbon Footprint Calculator	Event Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	5	6
Result	Flight CO₂ Emissions (lbs CO₂)	Total Event Carbon Footprint (lbs CO2)
What it does	Estimate CO₂ emissions from any flight based on distance, number of passengers, seat class, and whether the trip is one-way or round trip. Ideal for offsetting decisions or comparing travel options.	Estimate total CO₂ emissions for an event by factoring in attendee travel, venue energy, catering, and materials. Ideal for event planners, sustainability managers, and conference organizers calculating or reducing event impact.