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TNN to HMY: distance & flight time
Tainan (Tainan Airport) → Seosan (Seosan Air Base)
1,021 mi
1,644 km · 888 nm
2h 41m
estimated nonstop flight time
—
time difference · heading north
See live TNN→HMY fares Phone-only fares on this route — call free
Flight time details
1,021 miles nonstop takes roughly 2h 41m gate to gate, flying north. 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
- TNN — Tainan Airport · Tainan, Taiwan
- 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 TNN
- PIF · Pingtung North Airport25 mi away
- KHH · Kaohsiung International Airport27 mi away
- CYI · Chiayi Airport37 mi away
- WOT · Wang-an Airport53 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 TNN from HMY?
The flight distance from Tainan (TNN) to Seosan (HMY) is 1,021 miles (1,644 km, 888 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to HMY?
A nonstop flight takes about 2h 41m 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 TNN to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–HMY that never appear on search engines, with no booking fees.