Need help booking?
Unpublished phone-only deals available
HMY to HEL: distance & flight time
Seosan (Seosan Air Base) → Helsinki (Helsinki Vantaa Airport)
4,415 mi
7,105 km · 3,837 nm
9h 7m
estimated nonstop flight time
—
time difference · heading northwest
See live HMY→HEL fares Phone-only fares on this route — call free
Flight time details
4,415 miles nonstop takes roughly 9h 7m gate to gate, flying northwest. 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
- HEL — Helsinki Vantaa Airport · Helsinki, Finland
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 HEL
- HEM · Helsinki Malmi Airport5 mi away
- HYV · Hyvinkää Airfield23 mi away
- QLF · Lahti Vesivehmaa Airport62 mi away
- TLL · Lennart Meri Tallinn Airport63 mi away
Frequently asked questions
How far is HMY from HEL?
The flight distance from Seosan (HMY) to Helsinki (HEL) is 4,415 miles (7,105 km, 3,837 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HMY to HEL?
A nonstop flight takes about 9h 7m 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 HMY to HEL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HMY–HEL that never appear on search engines, with no booking fees.