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LHR to IWS: distance & flight time
London (London Heathrow Airport) → Houston (West Houston Airport)
4,845 mi
7,798 km · 4,211 nm
9h 58m
estimated nonstop flight time
-6h
time difference · heading northwest
See live LHR→IWS fares Phone-only fares on this route — call free
Flight time details
4,845 miles nonstop takes roughly 9h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- IWS — West Houston Airport · Houston, United States
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 IWS
- IAH · George Bush Intercontinental Houston Airport23 mi away
- AAP · Andrau Airpark8 mi away
- SGR · Sugar Land Regional Airport14 mi away
- DWH · David Wayne Hooks Memorial Airport18 mi away
Frequently asked questions
How far is LHR from IWS?
The flight distance from London (LHR) to Houston (IWS) is 4,845 miles (7,798 km, 4,211 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to IWS?
A nonstop flight takes about 9h 58m 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 Houston?
Houston is 6 hours behind London.
What is the cheapest way to fly from LHR to IWS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–IWS that never appear on search engines, with no booking fees.