Tbilisi, Georgia → Istanbul, Turkey · ✈ 2h 9min · 🚗 21h 30min
714 nautical miles · Time difference: -1h behind · Direction: west
The distance from Tbilisi to Istanbul is 1,323 km (822 miles). The fastest way to travel is by flight. A direct flight takes approximately 2h 9min.
The straight-line distance from Tbilisi, Georgia to Istanbul, Turkey is approximately 1,323 kilometers (822 miles or 714 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Istanbul is located west of Tbilisi. Tbilisi is in Asia, in the Tbilisi region of Georgia, while Istanbul is in Europe, in Marmara, Turkey. This intercontinental route spans from Asia to Europe.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 1,323 km | ~2h 9min | Best option for speed |
Our recommendation: flight is typically the best way to travel from Tbilisi to Istanbul. For 1,323 km, flying saves significant time and is usually the most practical choice.
Tbilisi sits at 41.7151°N, 44.8271°E, while Istanbul is located at 41.0082°N, 28.9784°E. The initial compass bearing from Tbilisi to Istanbul is 272° (W), so a great-circle flight path leaves Tbilisi heading roughly W. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.
The latitude difference is 0.71° and the longitude difference is 15.85°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.
The geographic midpoint between Tbilisi and Istanbul is approximately 41.6345°N, 36.8594°E. This is the great-circle halfway position — the spot where you would be exactly 662 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Istanbul is roughly 1 hour behind Tbilisi. When it is 09:00 in Tbilisi, it is approximately 08:00 in Istanbul. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Tbilisi is a major city in Georgia with a population of approximately 1,118,035. Located in the Tbilisi region, it is an important hub in Asia. Tbilisi is a significant metropolitan area in Georgia with good domestic and international transport connections.
Istanbul is a notable city in Turkey with a population of approximately 15,462,452. Situated in the Marmara region, it serves as a key destination in Europe. Istanbul is one of Turkey's largest cities, offering major airport hubs, extensive public transport, and a wide range of accommodation options.
→ See all distances from Istanbul
1,323 km is a long-distance route that typically requires air travel. This is comparable to crossing an ocean or continent. For context, London to Dubai is about 5,500 km.
At 1,323 km, the Tbilisi-Istanbul route is about 3.3% of Earth's circumference. A commercial jet covers this distance in about 2h 9min.
Combined, Tbilisi and Istanbul have a population of over 16,580,487 people, making this a major urban corridor.
This route crosses from Asia to Europe, spanning 1 timezone.
The straight-line distance from Tbilisi to Istanbul is approximately 1,323 kilometers (822 miles, 714 nautical miles).
A direct flight takes approximately 2h 9min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 21h 30min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Istanbul is approximately -1h behind compared to Tbilisi.
The estimated road distance is approximately 1,720 km, which is about 30% longer than the 1,323 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 21, 2026.