Distance from Delhi to Tehran
🇮🇳 Delhi, India → 🇮🇷 Tehran, Iran
The distance between Delhi and Tehran is 2,546 kilometres (1,582 miles) measured as a great-circle (straight) line. Flying out of Indira Gandhi International Airport (DEL), the initial heading is roughly northwest (295°), and a typical nonstop flight takes around 3h 41m. Actual flight paths and times vary with routing, winds and air-traffic constraints.
Delhi
India
India's sprawling capital territory, layering Mughal monuments, colonial boulevards and a fast-growing modern city across the Yamuna plain.
Top sights: Red Fort, India Gate, Qutub Minar, Humayun's Tomb, Lotus Temple, Chandni Chowk
Tehran
Iran
Iran's sprawling capital sits below the snow-capped Alborz Mountains, mixing grand Qajar palaces, lively bazaars and modern museums.
Top sights: Golestan Palace, Grand Bazaar, Milad Tower, National Museum of Iran, Azadi Tower
Frequently asked questions
- How far is Tehran from Delhi?
- 2,546 km (1,582 miles) in a straight line.
- How long is the flight from Delhi to Tehran?
- About 3h 41m nonstop, at an average 800 km/h cruising speed plus taxi and climb time.
- What direction is Tehran from Delhi?
- Tehran lies roughly to the northwest of Delhi (initial bearing 295°).
- Which airports serve this route?
- Delhi: Indira Gandhi International Airport (DEL). Tehran: Imam Khomeini International Airport (IKA).
More distances from Delhi
See the country profiles for India and Iran, or open the Asia distance calculator.