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ZHI to SSN: distance & flight time
Grenchen (Grenchen Airport) → Seoul East (Seoul Air Base (K-16))
5,507 mi
8,863 km · 4,786 nm
11h 16m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ZHI→SSN fares Phone-only fares on this route — call free
Flight time details
5,507 miles nonstop takes roughly 11h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ZHI — Grenchen Airport · Grenchen, Switzerland
- SSN — Seoul Air Base (K-16) · Seoul East, 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 ZHI
- BRN · Bern Belp Airport19 mi away
- BSL · EuroAirport Basel-Mulhouse-Freiburg Airport29 mi away
- QNC · Neuchatel Airport30 mi away
- BOR · Fontaine Airport38 mi away
Near SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 mi away
Frequently asked questions
How far is ZHI from SSN?
The flight distance from Grenchen (ZHI) to Seoul East (SSN) is 5,507 miles (8,863 km, 4,786 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZHI to SSN?
A nonstop flight takes about 11h 16m 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 time difference between Grenchen and Seoul East?
Seoul East is 7 hours ahead of Grenchen.
What is the cheapest way to fly from ZHI to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZHI–SSN that never appear on search engines, with no booking fees.