At DOH, remain airside—beautiful terminal, but distances are long, so enjoy one area then head gate-side early.
We recommend you stay airside: Hamad Airport is a destination itself and ideal for short layovers.
Yes, 6+ hours after immigration is enough for a real look at Doha. Book the Discover Qatar transit tour (3 hours, from QAR 115 per person, 6-hour minimum connection, departures roughly hourly 08:00-20:00) straight from the transit desk: it covers Souq Waqif's Falcon, Gold and Carpet souqs, a drive along the Corniche waterfront, and the Museum of Islamic Art. With 8+ hours, skip the tour and go independently instead: Doha Metro Red Line runs Hamad International to Msheireb in 20 minutes for 2 QAR, putting you inside Souq Waqif within 30-40 minutes of touching down, with time to walk the Corniche before heading back. Either way, budget at least 90 minutes each way for immigration, security, and the walk back to your gate.
Lean into ease and comfort. Stay near the city center, enjoy dining, museums, or lounges, and avoid pushing distance. Everything is polished and efficient, making a relaxed pace ideal.