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UTH to HMY: distance & flight time
Udon Thani (Udon Thani Airport) → Seosan (Seosan Air Base)
1,966 mi
3,164 km · 1,709 nm
4h 19m
estimated nonstop flight time
—
time difference · heading northeast
See live UTH→HMY fares Phone-only fares on this route — call free
Flight time details
1,966 miles nonstop takes roughly 4h 19m 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
- UTH — Udon Thani Airport · Udon Thani, Thailand
- 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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 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 UTH from HMY?
The flight distance from Udon Thani (UTH) to Seosan (HMY) is 1,966 miles (3,164 km, 1,709 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to HMY?
A nonstop flight takes about 4h 19m 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 UTH to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–HMY that never appear on search engines, with no booking fees.