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SSN to ONO: distance & flight time
Seoul East (Seoul Air Base (K-16)) → Ontario (Ontario Municipal Airport)
5,529 mi
8,897 km · 4,804 nm
11h 18m
estimated nonstop flight time
-15h
time difference · heading northeast
See live SSN→ONO fares Phone-only fares on this route — call free
Flight time details
5,529 miles nonstop takes roughly 11h 18m 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
- SSN — Seoul Air Base (K-16) · Seoul East, South 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 SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 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 SSN from ONO?
The flight distance from Seoul East (SSN) to Ontario (ONO) is 5,529 miles (8,897 km, 4,804 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SSN to ONO?
A nonstop flight takes about 11h 18m 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 Seoul East and Ontario?
Ontario is 15 hours behind Seoul East.
What is the cheapest way to fly from SSN to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SSN–ONO that never appear on search engines, with no booking fees.