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SYO to DSO: distance & flight time
Shonai (Shonai Airport) → Hamhung (Sondok Airport)
661 mi
1,064 km · 575 nm
1h 54m
estimated nonstop flight time
Same time
time difference · heading west
See live SYO→DSO fares Phone-only fares on this route — call free
Flight time details
661 miles nonstop takes roughly 1h 54m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SYO — Shonai Airport · Shonai, Japan
- 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 SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 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 SYO from DSO?
The flight distance from Shonai (SYO) to Hamhung (DSO) is 661 miles (1,064 km, 575 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYO to DSO?
A nonstop flight takes about 1h 54m 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 cheapest way to fly from SYO to DSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYO–DSO that never appear on search engines, with no booking fees.