International Air Travel GHG Calculator

Step 1: Build Your Trip

Adults: Children: Children are counted as 0.5 adult equivalents.

Select “From” and “To” for each leg. Use “Add Flight Leg” for multi-stop journeys; “Remove” to delete a leg.

Results

Step 3: Choose Your Contribution Level

Select a percentage of the full offset amount ($800 per tonne CO₂e).

Step 3: Choose a Charity

Canadian option: Support zero-emission public transit projects in Canadian communities.

Jane Goodall Institute — global conservation and community programs advancing people–wildlife coexistence. The Leakey Foundation — scientific research on human origins and environmental change.