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BIS to THR: distance & flight time
Bismarck (Bismarck Municipal Airport) → Teheran (Mehrabad International Airport)
6,481 mi
10,431 km · 5,632 nm
13h 10m
estimated nonstop flight time
+8.5h
time difference · heading north
See live BIS→THR fares Phone-only fares on this route — call free
Flight time details
6,481 miles nonstop takes roughly 13h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time gain when reading arrival times on your ticket.
The two airports
- BIS — Bismarck Municipal Airport · Bismarck, United States
- THR — Mehrabad International Airport · Teheran, Iran
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BIS
- MBG · Mobridge Municipal Airport86 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport97 mi away
- JMS · Jamestown Regional Airport98 mi away
- MOT · Minot International Airport106 mi away
Near THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
Frequently asked questions
How far is BIS from THR?
The flight distance from Bismarck (BIS) to Teheran (THR) is 6,481 miles (10,431 km, 5,632 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIS to THR?
A nonstop flight takes about 13h 10m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Bismarck and Teheran?
Teheran is 8.5 hours ahead of Bismarck.
What is the cheapest way to fly from BIS to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIS–THR that never appear on search engines, with no booking fees.