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LHR to HAN: distance & flight time
London (London Heathrow Airport) → Hanoi (Noi Bai International Airport)
5,740 mi
9,238 km · 4,988 nm
11h 43m
estimated nonstop flight time
+6h
time difference · heading northeast
See live LHR→HAN fares Phone-only fares on this route — call free
Flight time details
5,740 miles nonstop takes roughly 11h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- HAN — Noi Bai International Airport · Hanoi, Vietnam
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 LHR
- LGW · London Gatwick Airport25 mi away
- NHT · RAF Northolt6 mi away
- HYC · Wycombe Air Park18 mi away
- FAB · Farnborough Airport19 mi away
Near HAN
- HPH · Cat Bi International Airport65 mi away
- SQH · Na-San Airport114 mi away
- NEU · Sam Neua Airport125 mi away
Frequently asked questions
How far is LHR from HAN?
The flight distance from London (LHR) to Hanoi (HAN) is 5,740 miles (9,238 km, 4,988 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to HAN?
A nonstop flight takes about 11h 43m 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 London and Hanoi?
Hanoi is 6 hours ahead of London.
What is the cheapest way to fly from LHR to HAN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–HAN that never appear on search engines, with no booking fees.