Need help booking?
Unpublished phone-only deals available
NHT to KAG: distance & flight time
Northolt (RAF Northolt) → Kangnung (Gangneung Airport (K-18))
5,551 mi
8,934 km · 4,824 nm
11h 21m
estimated nonstop flight time
+9h
time difference · heading northeast
See live NHT→KAG fares Phone-only fares on this route — call free
Flight time details
5,551 miles nonstop takes roughly 11h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- NHT — RAF Northolt · Northolt, United Kingdom
- KAG — Gangneung Airport (K-18) · Kangnung, 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 NHT
- LHR · London Heathrow Airport6 mi away
- LGW · London Gatwick Airport30 mi away
- HYC · Wycombe Air Park17 mi away
- LCY · London City Airport21 mi away
Near KAG
- YNY · Yangyang International Airport26 mi away
- WJU · Wonju/Hoengseong Air Base (K-38/K-46)58 mi away
- YEC · Yecheon Airbase84 mi away
- ICN · Incheon International Airport138 mi away
Frequently asked questions
How far is NHT from KAG?
The flight distance from Northolt (NHT) to Kangnung (KAG) is 5,551 miles (8,934 km, 4,824 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NHT to KAG?
A nonstop flight takes about 11h 21m 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 NHT to KAG?
Nonstop service on NHT–KAG 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 11h 21m nonstop estimate.
What is the time difference between Northolt and Kangnung?
Kangnung is 9 hours ahead of Northolt.
What is the cheapest way to fly from NHT to KAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NHT–KAG that never appear on search engines, with no booking fees.
Why are some NHT to KAG fares phone-only?
Consolidator contracts let us sell certain NHT–KAG 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.