Direct (nonstop) flights from Bangkok to Tehran
1 airline flys nonstop from Suvarnabhumi Airport (BKK) to Imam Khomeini (IKA). It's 3,417 miles (5,499 km), about 7h 30m in the air. Operated by Mahan Air.
Mahan Air
Route data last updated: May 26, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Bangkok to Tehran with one stop · direct emits 522 kg CO₂ per passenger
Looking for the return flight?
IKA → BKK: Flights from Tehran to BangkokOther direct flights from Bangkok
Direct flights from Tehran (IKA)
Frequently Asked Questions
How long is the direct flight from Bangkok to Tehran?
A nonstop flight from Bangkok (BKK) to Tehran (IKA) takes approximately 7 hours and 30 minutes. The distance is 3,417 miles (5,499 km).
Which airlines fly nonstop from Bangkok to Tehran?
Just Mahan Air.
Is there a nonstop flight from Bangkok to Tehran?
Yes. 1 airline: Mahan Air.
How far is Bangkok from Tehran?
The flight distance from Bangkok to Tehran is 3,417 miles (5,499 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to New York.
What is the time difference between Bangkok and Tehran?
Tehran is 4 hours behind Bangkok. (Asia/Bangkok vs Asia/Tehran.)
Will I experience jet lag flying from Bangkok to Tehran?
Maybe mild — 4-hour difference. Most people adjust in a day or two.
What type of aircraft flies from Bangkok to Tehran?
At 7h 30m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from Thailand to Iran?
Depends on your passport. Check with the Iran embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Bangkok to Tehran?
Roughly 522 kg CO2 per passenger one-way. That's about the same as driving 2,610 km.
Is the return flight from Tehran to Bangkok also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Bangkok to Tehran?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Suvarnabhumi Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.