Gate A-side caffeine stop before you walk to departures
This Starbucks sits airside in Terminal A, so you clear security first and then see it on the main concourse. It runs the familiar international Starbucks menu: espresso drinks, brewed coffee, Frappuccinos, and a small case of sandwiches and sweets. Prices land in typical airport territory, with a latte costing more than downtown Luxembourg but still under the painful big-hub levels you see in CDG or FRA.
Opening hours track the morning bank of flights out of LUX, so doors usually open before the first departures around 05:00–06:00 and stay open into the evening departure pulse. Expect the peak rush from about 06:30 to 08:30 when Schengen flights out of Terminal A board. If you just need a quick filter coffee before an 07:15 departure, budget 10 extra minutes in case of a short queue.
Food is straightforward: croissants, muffins, cookies, and the standard pre-packed sandwiches. Warm options are limited, so treat it as a snack stop rather than a real meal before a 2–3 hour sector. If you care about speed, stick to basic drinks (americano, drip, espresso). Custom iced drinks or multi-syrup orders slow things down at this smaller LUX store.
Last practical tip: grab your drink lid and napkins at the self-service station before you walk toward the A-gates, because there is no second condiments stand nearer to boarding. If you land in Terminal B, skip this and just use whatever your airline or the lounge in B offers instead of backtracking to A.