Originally Posted by
Palal
There are a number of 'oil routes' out there.
In addition to the ones mentioned that rely on the whole industry, ABZ-GRQ was one that relied on just one company, Shell/NAM.
I suspect LHR-GYD is pretty dependent on BP.
Some other cities than ABZ & SVG that are dominated by "oil routes" would be Port Harcourt, Erbil and Yuzhno.
And Esbjerg. Its two international flights are ABZ & SVG, which makes it pretty obvious.