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LHR to SGN: distance & flight time
London (London Heathrow Airport) → Ho Chi Minh City (Tan Son Nhat International Airport)
6,350 mi
10,219 km · 5,518 nm
12h 55m
estimated nonstop flight time
+6h
time difference · heading east
See live LHR→SGN fares Phone-only fares on this route — call free
Flight time details
6,350 miles nonstop takes roughly 12h 55m gate to gate, flying east. 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
- SGN — Tan Son Nhat International Airport · Ho Chi Minh City, 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 SGN
- VCA · Can Tho International Airport82 mi away
- VKG · Rach Gia Airport119 mi away
- KTI · Kratie Airport122 mi away
- PNH · Phnom Penh International Airport132 mi away
Frequently asked questions
How far is LHR from SGN?
The flight distance from London (LHR) to Ho Chi Minh City (SGN) is 6,350 miles (10,219 km, 5,518 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to SGN?
A nonstop flight takes about 12h 55m 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 Ho Chi Minh City?
Ho Chi Minh City is 6 hours ahead of London.
What is the cheapest way to fly from LHR to SGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–SGN that never appear on search engines, with no booking fees.