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DSO to BJB: distance & flight time
Hamhung (Sondok Airport) → Bojnourd (Bojnord Airport)
3,690 mi
5,938 km · 3,206 nm
7h 42m
estimated nonstop flight time
-5.5h
time difference · heading west
See live DSO→BJB fares Phone-only fares on this route — call free
Flight time details
3,690 miles nonstop takes roughly 7h 42m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time set-back when reading arrival times on your ticket.
The two airports
- DSO — Sondok Airport · Hamhung, North Korea
- BJB — Bojnord Airport · Bojnourd, 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 DSO
- WOS · Wonsan Kalma International Airport40 mi away
- FNJ · Pyongyang Sunan International Airport103 mi away
- YNY · Yangyang International Airport133 mi away
Near BJB
- ASB · Ashgabat International Airport67 mi away
- AFZ · Sabzevar National Airport93 mi away
- KLM · Kalaleh Airport102 mi away
- RUD · Shahroud Airport142 mi away
Frequently asked questions
How far is DSO from BJB?
The flight distance from Hamhung (DSO) to Bojnourd (BJB) is 3,690 miles (5,938 km, 3,206 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DSO to BJB?
A nonstop flight takes about 7h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from DSO to BJB?
Nonstop service on DSO–BJB depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 7h 42m nonstop estimate.
What is the time difference between Hamhung and Bojnourd?
Bojnourd is 5.5 hours behind Hamhung.
What is the cheapest way to fly from DSO to BJB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DSO–BJB that never appear on search engines, with no booking fees.
Why are some DSO to BJB fares phone-only?
Consolidator contracts let us sell certain DSO–BJB tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.