Need help booking?
Unpublished phone-only deals available
ICN to LGW: distance & flight time
Seoul (Incheon International Airport) → London (London Gatwick Airport)
5,516 mi
8,876 km · 4,793 nm
11h 17m
estimated nonstop flight time
-8h
time difference · heading northwest
See live ICN→LGW fares Phone-only fares on this route — call free
Flight time details
5,516 miles nonstop takes roughly 11h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- LGW — London Gatwick Airport · London, United Kingdom
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 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
Near LGW
- LHR · London Heathrow Airport25 mi away
- KRH · Redhill Aerodrome5 mi away
- BQH · London Biggin Hill Airport16 mi away
- ESH · Shoreham Airport22 mi away
Frequently asked questions
How far is ICN from LGW?
The flight distance from Seoul (ICN) to London (LGW) is 5,516 miles (8,876 km, 4,793 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to LGW?
A nonstop flight takes about 11h 17m 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 Seoul and London?
London is 8 hours behind Seoul.
What is the cheapest way to fly from ICN to LGW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–LGW that never appear on search engines, with no booking fees.