Bucharest, Romania → Vienna, Austria · ✈ 1h 34min · 🚗 13h 55min
462 nautical miles · Time difference: -1h behind · Direction: northwest
The distance from Bucharest to Vienna is 856 km (532 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 34min.
The straight-line distance from Bucharest, Romania to Vienna, Austria is approximately 856 kilometers (532 miles or 462 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Vienna is located northwest of Bucharest. Bucharest is in Europe, in the Muntenia region of Romania, while Vienna is in Europe, in Vienna, Austria. Both cities are in Europe.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 856 km | ~1h 34min | Best option for speed |
| 🚗 Drive | ~1,113 km | ~13h 55min | Feasible with breaks |
| 🚄 High-Speed Train | ~984 km | ~3h 3min | Comfortable alternative to flying |
| 🚂 Regular Train | ~1,027 km | ~8h 34min | Scenic but slow |
Our recommendation: flight is typically the best way to travel from Bucharest to Vienna. For 856 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 1,113 km, fuel costs for driving from Bucharest to Vienna are approximately $89–$167 USD (at $0.08–$0.15 per km, depending on vehicle efficiency and local fuel prices). Additional costs may include tolls, parking, and accommodation for longer trips.
Bucharest sits at 44.4268°N, 26.1025°E, while Vienna is located at 48.2082°N, 16.3738°E. The initial compass bearing from Bucharest to Vienna is 303° (WNW), so a great-circle flight path leaves Bucharest heading roughly WNW. 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 3.78° and the longitude difference is 9.73°. 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 Bucharest and Vienna is approximately 46.4206°N, 21.4067°E. This is the great-circle halfway position — the spot where you would be exactly 428 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Vienna is roughly 1 hour behind Bucharest. When it is 09:00 in Bucharest, it is approximately 08:00 in Vienna. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Bucharest uses the Romanian Leu (RON), while Vienna uses the Euro (EUR). Plan to exchange currency before departure or use a low-fee travel card on arrival — airport rates are typically the worst available. The primary local language shifts from Romanian in Bucharest to German in Vienna. Learning a few basic phrases makes a noticeable difference at hotels, restaurants, and transit hubs.
Bucharest is a major city in Romania with a population of approximately 1,883,425. Located in the Muntenia region, it is an important hub in Europe. Bucharest is a significant metropolitan area in Romania with good domestic and international transport connections.
→ See all distances from Bucharest
Vienna is a notable city in Austria with a population of approximately 1,911,191. Situated in the Vienna region, it serves as a key destination in Europe. Vienna offers solid transport connections and a variety of arrival options as a major city in Austria.
→ See all distances from Vienna
856 km is a medium-distance route, similar to traveling across a mid-sized European country. A flight covers this distance quickly, but driving or rail travel remains feasible for those who prefer ground transport. For reference, New York to Chicago is about 1,150 km.
At 856 km, the Bucharest-Vienna route is about 2.1% of Earth's circumference. A commercial jet covers this distance in about 1h 34min.
The straight-line distance from Bucharest to Vienna is approximately 856 kilometers (532 miles, 462 nautical miles).
A direct flight takes approximately 1h 34min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 13h 55min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Vienna is approximately -1h behind compared to Bucharest.
The estimated road distance is approximately 1,113 km, which is about 30% longer than the 856 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.