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ACI to GMP: distance & flight time
Alderney (Alderney Airport) → Seoul (Gimpo International Airport)
5,653 mi
9,098 km · 4,913 nm
11h 33m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ACI→GMP fares Phone-only fares on this route — call free
Flight time details
5,653 miles nonstop takes roughly 11h 33m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ACI — Alderney Airport · Alderney, Guernsey
- GMP — Gimpo 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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Near GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Frequently asked questions
How far is ACI from GMP?
The flight distance from Alderney (ACI) to Seoul (GMP) is 5,653 miles (9,098 km, 4,913 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACI to GMP?
A nonstop flight takes about 11h 33m 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 Alderney and Seoul?
Seoul is 8 hours ahead of Alderney.
What is the cheapest way to fly from ACI to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACI–GMP that never appear on search engines, with no booking fees.