You'll find 3 shops here.
BA fans learned the hard way: their Stuttgart flights now use T1, not T3.
Terminal 3 at Stuttgart Airport sits on the same connected concourse as T1 and T4, and older guides still show British Airways here even though flights have shifted across to T1. One FlyerTalk poster described landing in STR to find the BA app still listing T3, then realizing at the doors that the aircraft was parked over in T1 instead. Treat any “T3” mention in an airline app as provisional and double‑check your boarding pass and the terminal boards in the hall.
All three buildings at STR link indoors, so walking from T3 to T1 or T4 is a matter of a few minutes along the same corridor rather than buses or trains. Regulars in the Germany forum talk about the terminals as one long hall, which matches the layout once you’re past security in this wing. If your flight prints T3 but lounge access shows in another segment, you can usually walk it in under 10 minutes at an average pace.
Non‑Schengen traffic once used T3 more heavily, but assignments now shift between T1, T3 and T4 depending on carrier and time of day. A FlyerTalk user reported having to backtrack after going to T3 for a BA departure that ultimately left from T1, burning an extra 15 minutes. Build the buffer: arrive at least 2 hours before departure so a terminal shuffle doesn’t put you in a boarding sprint.
Shops inside Terminal 3 skew practical: Violeta’s Blumen covers last‑minute flowers if you need a bouquet before a flight, Post im FLY Kiosk handles snacks and basic mail services, and Reisecenter Alltours acts as a travel agency desk. Prices at airport kiosks like Post im FLY generally sit higher than downtown supermarkets, so pick up water and bulk snacks in Stuttgart city if you can. If you only have 5–10 minutes before boarding, Post im FLY is the fast stop for a drink and a magazine.
There are currently no catalogued lounges in Terminal 3, and FlyerTalk regulars often mention walking to another building if they want proper seating or food. Because T1 and T4 are on the same circulation spine, lounge hunters check their airline’s lounge list for STR, then plan a short walk rather than waiting for something in T3 that may not exist. Don’t waste a priority pass or business class entitlement by assuming a dedicated lounge near a T3 gate; confirm the exact terminal and level on your card or airline site first.
Dining options specifically tagged to T3 are thin in public listings, so frequent flyers treat the whole STR concourse as one pool of choices shared across T1, T3 and T4. If your boarding pass shows a T3 gate but you want a fuller meal, give yourself 25–30 minutes: 10 to walk toward better‑documented spots in the other buildings, 10–15 to eat or grab takeaway, and 5 to return. Keep an eye on the overhead FIDS every time you pass a bank of screens, since gate changes between these terminals are not rare.
One practical rule at Stuttgart: trust the physical screens over your airline app when they disagree on T1 vs T3. Head to the building listed on the FIDS in the main hall, then reconfirm at the gate monitors within T3 before you sit down or start shopping.