The aviation-fuel crunch in Europe is real, and Brussels is already weighing emergency measures. The European Union Aviation Safety Agency (EASA) announced that European airlines can use American fuel if shortages hit, concluding that "there are no obstacles for European carriers to use American-produced fuel as long as they do so safely."

Technically, the difference comes down to two variants. Jet A-1 is the global standard in Europe, Africa, Australia and most of Asia. Jet A is used in the US and Canada. Both are kerosene-based and "essentially similar" - but Jet A-1 has a lower freezing point, which on intercontinental flights can be the decisive difference. EASA isn't asking for extra safety steps, just flagging "operational recommendations during the transition period."

The context for Macedonia is different, and Minister Aleksandar Nikoloski rushed to describe it as calm. "We have reserves for 90 days, the legal requirement is 60. There is no problem," he said. Skopje's airport supplies kerosene to Pristina (fully) and Niš (partially), making it a regional fuel distributor.

Even more interesting - in the middle of the crisis, Macedonia is opening five new air routes in June. Austrian Airlines is launching Vienna-Ohrid for the first time. Wizz Air is adding Kraków-Ohrid and Wrocław-Ohrid. From Skopje, two Italian destinations are coming: Palermo in Sicily and Alghero in Sardinia. In a year when half of Europe is worried about cancelled flights, Skopje is adding more.

EASA also rolled in a counter-rule for the airlines. Expensive fuel cannot be an excuse for cancelling a flight without compensating passengers - a rule that puts carriers between two fires: either pay through the nose for fuel, or pay through the nose in compensation. Not the ideal moment to be investing in aviation.

For the Balkan traveller the question is simple: if ticket prices jump 20-30 percent this summer, will the tourist economy still hold up? And if Skopje airport turns into a regional hub, does that mean Macedonia has finally cashed in a piece of geographic advantage it rarely uses? On first read, the minister's numbers sound good. The real question is how long those reserves last if Brussels and Iran can't find a compromise before the end of summer.