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TGO to DSO: distance & flight time
Tongliao (Tongliao Airport) → Hamhung (Sondok Airport)
379 mi
609 km · 329 nm
1h 28m
estimated nonstop flight time
+1h
time difference · heading southeast
See live TGO→DSO fares Phone-only fares on this route — call free
Flight time details
379 miles nonstop takes roughly 1h 28m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- TGO — Tongliao Airport · Tongliao, China
- 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 TGO
- DBC · Baicheng Chang'an Airport141 mi away
- SHE · Taoxian Airport148 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 TGO from DSO?
The flight distance from Tongliao (TGO) to Hamhung (DSO) is 379 miles (609 km, 329 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TGO to DSO?
A nonstop flight takes about 1h 28m 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 TGO to DSO?
Nonstop service on TGO–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 1h 28m nonstop estimate.
What is the time difference between Tongliao and Hamhung?
Hamhung is 1 hour ahead of Tongliao.
What is the cheapest way to fly from TGO to DSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TGO–DSO that never appear on search engines, with no booking fees.
Why are some TGO to DSO fares phone-only?
Consolidator contracts let us sell certain TGO–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.