Need help booking?
Unpublished phone-only deals available
HEH to DSO: distance & flight time
Heho (Heho Airport) → Hamhung (Sondok Airport)
2,235 mi
3,596 km · 1,942 nm
4h 51m
estimated nonstop flight time
+2.5h
time difference · heading northeast
See live HEH→DSO fares Phone-only fares on this route — call free
Flight time details
2,235 miles nonstop takes roughly 4h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- HEH — Heho Airport · Heho, Burma
- DSO — Sondok Airport · Hamhung, North Korea
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 HEH
- NMS · Namsang Airport62 mi away
- LIW · Loikaw Airport78 mi away
- MDL · Mandalay International Airport84 mi away
- NYT · Naypyidaw Airport87 mi away
Near DSO
- WOS · Wonsan Kalma International Airport40 mi away
- FNJ · Pyongyang Sunan International Airport103 mi away
- YNY · Yangyang International Airport133 mi away
Frequently asked questions
How far is HEH from DSO?
The flight distance from Heho (HEH) to Hamhung (DSO) is 2,235 miles (3,596 km, 1,942 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEH to DSO?
A nonstop flight takes about 4h 51m 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 HEH to DSO?
Nonstop service on HEH–DSO 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 4h 51m nonstop estimate.
What is the time difference between Heho and Hamhung?
Hamhung is 2.5 hours ahead of Heho.
What is the cheapest way to fly from HEH to DSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEH–DSO that never appear on search engines, with no booking fees.
Why are some HEH to DSO fares phone-only?
Consolidator contracts let us sell certain HEH–DSO 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.