Need help booking?
Unpublished phone-only deals available
ONO to WJU: distance & flight time
Ontario (Ontario Municipal Airport) → Wonju (Wonju/Hoengseong Air Base (K-38/K-46))
5,498 mi
8,848 km · 4,778 nm
11h 15m
estimated nonstop flight time
+15h
time difference · heading northwest
See live ONO→WJU fares Phone-only fares on this route — call free
Flight time details
5,498 miles nonstop takes roughly 11h 15m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- WJU — Wonju/Hoengseong Air Base (K-38/K-46) · Wonju, South 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 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
Near WJU
- ICN · Incheon International Airport83 mi away
- SSN · Seoul Air Base (K-16)47 mi away
- SWU · Suwon Airport54 mi away
- CJJ · Cheongju International Airport/Cheongju Air Base (K-59/G-513)56 mi away
Frequently asked questions
How far is ONO from WJU?
The flight distance from Ontario (ONO) to Wonju (WJU) is 5,498 miles (8,848 km, 4,778 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to WJU?
A nonstop flight takes about 11h 15m 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 Ontario and Wonju?
Wonju is 15 hours ahead of Ontario.
What is the cheapest way to fly from ONO to WJU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–WJU that never appear on search engines, with no booking fees.