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HMY to KOP: distance & flight time
Seosan (Seosan Air Base) → Nakhon Phanom (Nakhon Phanom Airport)
1,885 mi
3,034 km · 1,638 nm
4h 10m
estimated nonstop flight time
—
time difference · heading southwest
See live HMY→KOP fares Phone-only fares on this route — call free
Flight time details
1,885 miles nonstop takes roughly 4h 10m gate to gate, flying southwest. 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
- HMY — Seosan Air Base · Seosan, South Korea
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
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 HMY
- ICN · Incheon International Airport53 mi away
- OSN · Osan Air Base40 mi away
- SWU · Suwon Airport47 mi away
- KUV · Kunsan Air Base56 mi away
Near KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 mi away
Frequently asked questions
How far is HMY from KOP?
The flight distance from Seosan (HMY) to Nakhon Phanom (KOP) is 1,885 miles (3,034 km, 1,638 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HMY to KOP?
A nonstop flight takes about 4h 10m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from HMY to KOP?
Nonstop service on HMY–KOP depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 10m nonstop estimate.
What is the cheapest way to fly from HMY to KOP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HMY–KOP that never appear on search engines, with no booking fees.
Why are some HMY to KOP fares phone-only?
Consolidator contracts let us sell certain HMY–KOP tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.