That's what I'm working on! Get people who care to take personal responsibility for their own travel. It is just $2-4 dollars a week - a tiny sum for people who fly frequently. In beta for iOS now if you are interested in giving it a shot: https://www.producthunt.com/upcoming/pledge-balance
An independent app has the benefit of not being stuck with just this Climeworks best case $100/ton direct air capture. Soils and grasslands seem to be a low hanging fruit closer to $10/ton.