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YNZ to HMY: distance & flight time
Yancheng (Yancheng Airport) → Seosan (Seosan Air Base)
421 mi
678 km · 366 nm
1h 23m
estimated nonstop flight time
—
time difference · heading northeast
See live YNZ→HMY fares Phone-only fares on this route — call free
Flight time details
421 miles nonstop takes roughly 1h 23m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YNZ — Yancheng Airport · Yancheng, China
- HMY — Seosan Air Base · Seosan, 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 YNZ
- YTY · Yangzhou Taizhou Airport66 mi away
- HIA · Lianshui Airport67 mi away
- RUG · Rugao Air Base83 mi away
- CZX · Changzhou Benniu Airport107 mi away
Near HMY
- ICN · Incheon International Airport53 mi away
- OSN · Osan Air Base40 mi away
- SWU · Suwon Airport47 mi away
- KUV · Kunsan Air Base56 mi away
Frequently asked questions
How far is YNZ from HMY?
The flight distance from Yancheng (YNZ) to Seosan (HMY) is 421 miles (678 km, 366 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YNZ to HMY?
A nonstop flight takes about 1h 23m 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 cheapest way to fly from YNZ to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YNZ–HMY that never appear on search engines, with no booking fees.