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LHR to HMY: distance & flight time
London (London Heathrow Airport) → Seosan (Seosan Air Base)
5,553 mi
8,936 km · 4,825 nm
11h 21m
estimated nonstop flight time
—
time difference · heading northeast
See live LHR→HMY fares Phone-only fares on this route — call free
Flight time details
5,553 miles nonstop takes roughly 11h 21m 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
- LHR — London Heathrow Airport · London, United Kingdom
- 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 LHR
- LGW · London Gatwick Airport25 mi away
- NHT · RAF Northolt6 mi away
- HYC · Wycombe Air Park18 mi away
- FAB · Farnborough Airport19 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 LHR from HMY?
The flight distance from London (LHR) to Seosan (HMY) is 5,553 miles (8,936 km, 4,825 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to HMY?
A nonstop flight takes about 11h 21m 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 LHR to HMY?
Nonstop service on LHR–HMY 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 11h 21m nonstop estimate.
What is the cheapest way to fly from LHR to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–HMY that never appear on search engines, with no booking fees.
Why are some LHR to HMY fares phone-only?
Consolidator contracts let us sell certain LHR–HMY 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.