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COK to DSO: distance & flight time
Kochi (Cochin International Airport) → Hamhung (Sondok Airport)
3,729 mi
6,001 km · 3,240 nm
7h 47m
estimated nonstop flight time
+3.5h
time difference · heading northeast
See live COK→DSO fares Phone-only fares on this route — call free
Flight time details
3,729 miles nonstop takes roughly 7h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- COK — Cochin International Airport · Kochi, India
- 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 COK
- CCJ · Calicut International Airport74 mi away
- CJB · Coimbatore International Airport75 mi away
- IXM · Madurai Airport117 mi away
- TRV · Trivandrum International Airport121 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 COK from DSO?
The flight distance from Kochi (COK) to Hamhung (DSO) is 3,729 miles (6,001 km, 3,240 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COK to DSO?
A nonstop flight takes about 7h 47m 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 Kochi and Hamhung?
Hamhung is 3.5 hours ahead of Kochi.
What is the cheapest way to fly from COK to DSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COK–DSO that never appear on search engines, with no booking fees.