Well, zig-zags happen, almost all airlines avoided flying over Ukraine after the MH17 shootdown, and no flights fly straight from point to point like what gcmap

Well, zig-zags happen, almost all airlines avoided flying over Ukraine after the MH17 shootdown, and no flights fly straight from point to point like what gcmap.com would show, they follow "roads", e.g: https://en.wikipedia.org/wiki/North_Atlantic_Tracks https://en.wikipedia.org/wiki/North_Atlantic_Tracks . It's also possible they'd avoid Russia if the detour costs less than the overfly fee. Yeah Emirates didn't join in the sanctions, so they can still fly to, and over Russia. A few weeks ago there was an Air India that was flying from India to the US over Russia, and had to make an emergency landing in Russia, there were concerns whether they'd be allowed to import a replacement engine into Russia because the sanctions.