Distance from Tehran to Patna
Straight line
By road
Travel time
Direction
Open in the calculator (stops, directions, fuel cost) → Patna → Tehran
How far is Tehran from Patna?
Tehran (Iran) and Patna (India) are very far apart: 3,400 km in a straight line, that is 2,113 miles or 1,836 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.
By road, Tehran to Patna is 4,338 km (2,696 miles), about 54 h 9 min by car on the fastest route, without traffic or stops. The road is 28% longer than the straight line.
From Tehran, Patna lies to the east (initial bearing 100°). The route crosses from Iran into India. The halfway point is at 31.7560°, 69.1874°.
A direct flight would take about 4 h 45 min (800 km/h cruise plus take-off and landing). The road distance and driving time are calculated on the map from OpenStreetMap roads.
Other distances from Tehran
- Tehran – Karaj 42 km
- Tehran – Isfahan 339 km
- Tehran – Tabriz 528 km
- Tehran – Baku 538 km
- Tehran – Basrah 669 km
- Tehran – Shiraz 684 km
- Tehran – Baghdad 694 km
- Tehran – Mashhad 736 km
- Tehran – Mosul 750 km
Other distances from Patna
- Patna – Varanasi 216 km
- Patna – Kathmandu 235 km
- Patna – Allahābād 331 km
- Patna – Lucknow 442 km
- Patna – Hāora 466 km
- Patna – Kolkata 470 km
- Patna – Kanpur 488 km
- Patna – Khulna 545 km
- Patna – Dhaka 572 km
Frequently asked questions
How far is Tehran from Patna?
By road it is 4,338 km (2,696 miles) from Tehran to Patna; in a straight line it is 3,400 km (2,113 miles).
How long is the drive from Tehran to Patna?
About 54 h 9 min on the fastest route (4,338 km), without traffic or stops.
In which direction is Patna from Tehran?
Patna is to the east of Tehran, at an initial bearing of 100°.
How long is the flight from Tehran to Patna?
A direct flight would take about 4 h 45 min at an average cruising speed of 800 km/h.
How is the distance calculated?
The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.