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HEL to ICN: distance & flight time
Helsinki (Helsinki Vantaa Airport) → Seoul (Incheon International Airport)
4,370 mi
7,032 km · 3,797 nm
9h 2m
estimated nonstop flight time
+6h
time difference · heading northeast
See live HEL→ICN fares Phone-only fares on this route — call free
Flight time details
4,370 miles nonstop takes roughly 9h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- HEL — Helsinki Vantaa Airport · Helsinki, Finland
- ICN — Incheon International Airport · Seoul, 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 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
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Frequently asked questions
How far is HEL from ICN?
The flight distance from Helsinki (HEL) to Seoul (ICN) is 4,370 miles (7,032 km, 3,797 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEL to ICN?
A nonstop flight takes about 9h 2m 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 HEL to ICN?
Nonstop service on HEL–ICN 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 9h 2m nonstop estimate.
What is the time difference between Helsinki and Seoul?
Seoul is 6 hours ahead of Helsinki.
What is the cheapest way to fly from HEL to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEL–ICN that never appear on search engines, with no booking fees.
Why are some HEL to ICN fares phone-only?
Consolidator contracts let us sell certain HEL–ICN 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.