Need help booking?
Unpublished phone-only deals available
KTM to LHR: distance & flight time
Kathmandu (Tribhuvan International Airport) → London (London Heathrow Airport)
4,573 mi
7,359 km · 3,974 nm
9h 26m
estimated nonstop flight time
-4.7h
time difference · heading northwest
See live KTM→LHR fares Phone-only fares on this route — call free
Flight time details
4,573 miles nonstop takes roughly 9h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.7-hour time set-back when reading arrival times on your ticket.
The two airports
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
- LHR — London Heathrow 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 KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Near LHR
- LGW · London Gatwick Airport25 mi away
- NHT · RAF Northolt6 mi away
- HYC · Wycombe Air Park18 mi away
- FAB · Farnborough Airport19 mi away
Frequently asked questions
How far is KTM from LHR?
The flight distance from Kathmandu (KTM) to London (LHR) is 4,573 miles (7,359 km, 3,974 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KTM to LHR?
A nonstop flight takes about 9h 26m 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 Kathmandu and London?
London is 4.7 hours behind Kathmandu.
What is the cheapest way to fly from KTM to LHR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–LHR that never appear on search engines, with no booking fees.