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DSO to ONO: distance & flight time
Hamhung (Sondok Airport) → Ontario (Ontario Municipal Airport)
5,396 mi
8,685 km · 4,689 nm
11h 3m
estimated nonstop flight time
-15h
time difference · heading northeast
See live DSO→ONO fares Phone-only fares on this route — call free
Flight time details
5,396 miles nonstop takes roughly 11h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- DSO — Sondok Airport · Hamhung, North Korea
- ONO — Ontario Municipal Airport · Ontario, United States
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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Frequently asked questions
How far is DSO from ONO?
The flight distance from Hamhung (DSO) to Ontario (ONO) is 5,396 miles (8,685 km, 4,689 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DSO to ONO?
A nonstop flight takes about 11h 3m 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 ONO?
Nonstop service on DSO–ONO 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 11h 3m nonstop estimate.
What is the time difference between Hamhung and Ontario?
Ontario is 15 hours behind Hamhung.
What is the cheapest way to fly from DSO to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DSO–ONO that never appear on search engines, with no booking fees.
Why are some DSO to ONO fares phone-only?
Consolidator contracts let us sell certain DSO–ONO 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.