Personally, I've always been surprised by the amount of fruit, flowers, and other perishables that do economically come in via air.
Landing here in Seattle, I've seen planes unload huge amounts of fruit and produce, probably bound for asian groceries stores.
I've seen high-value WA apples travel by air to India. I was a bit surprised by this one too.
Personally, I've always been surprised by the amount of fruit, flowers, and other perishables that do economically come in via air.