It is also worth remembering that the cost of travel itself, and the cost of venues itself has also increased substantially. As well as associated costs such as catering and insurance.
So in-person events have issues from both sides, those attending and those hosting.
You also do not mention corporate policies. Under pressure from investors, their employees and sometimes their home-countries, many corporates have also introduced environmental policies. So if you want the company to pay for your flight, you not only have to justify it financially, but you have to justify it environmentally too.
The link shows the first six months of 2026 for "all items" as: 2.4%, 2.4%, 3.3%, 3.8%, 4.2%, 3.5%. Gasoline ranged from -7.5% to 40.5% over the same range, which I've definitely noticed.
It is also worth remembering that the cost of travel itself, and the cost of venues itself has also increased substantially. As well as associated costs such as catering and insurance.
So in-person events have issues from both sides, those attending and those hosting.
You also do not mention corporate policies. Under pressure from investors, their employees and sometimes their home-countries, many corporates have also introduced environmental policies. So if you want the company to pay for your flight, you not only have to justify it financially, but you have to justify it environmentally too.