Istanbul, Turkey → Tbilisi, Georgia · ✈ 2h 9min · 🚗 21h 30min
714 nautical miles · Time difference: +1h ahead · Direction: east
The distance from Istanbul to Tbilisi 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 Istanbul, Turkey to Tbilisi, Georgia 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.
Tbilisi is located east of Istanbul. Istanbul is in Europe, in the Marmara region of Turkey, while Tbilisi is in Asia, in Tbilisi, Georgia. This intercontinental route spans from Europe to Asia.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 1,323 km | ~2h 9min | Best option for speed |
| 🚄 High-Speed Train | ~1,521 km | ~4h 44min | Comfortable alternative to flying |
Our recommendation: flight is typically the best way to travel from Istanbul to Tbilisi. For 1,323 km, flying saves significant time and is usually the most practical choice.
Istanbul sits at 41.0082°N, 28.9784°E, while Tbilisi is located at 41.7151°N, 44.8271°E. The initial compass bearing from Istanbul to Tbilisi is 81° (E), so a great-circle flight path leaves Istanbul heading roughly E. 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 Istanbul and Tbilisi 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.
Tbilisi is roughly 1 hour ahead of Istanbul. When it is 09:00 in Istanbul, it is approximately 10:00 in Tbilisi. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Istanbul is a major city in Turkey with a population of approximately 15,462,452. Located in the Marmara region, it is an important hub in Europe. As one of the largest cities in Turkey, Istanbul is a major international gateway with extensive air connections and multiple airports.
→ See all distances from Istanbul
Tbilisi is a notable city in Georgia with a population of approximately 1,118,035. Situated in the Tbilisi region, it serves as a key destination in Asia. Tbilisi offers solid transport connections and a variety of arrival options as a major city in Georgia.
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 Istanbul-Tbilisi route is about 3.3% of Earth's circumference. A commercial jet covers this distance in about 2h 9min.
Combined, Istanbul and Tbilisi have a population of over 16,580,487 people, making this a major urban corridor.
This route crosses from Europe to Asia, spanning 1 timezone.
The straight-line distance from Istanbul to Tbilisi 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.
Tbilisi is approximately +1h ahead compared to Istanbul.
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.