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IWS to LHR: distance & flight time
Houston (West Houston Airport) → London (London Heathrow Airport)
4,845 mi
7,798 km · 4,211 nm
9h 58m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IWS→LHR fares Phone-only fares on this route — call free
Flight time details
4,845 miles nonstop takes roughly 9h 58m 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
- IWS — West Houston Airport · Houston, United States
- 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 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
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 IWS from LHR?
The flight distance from Houston (IWS) to London (LHR) 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 IWS to LHR?
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 Houston and London?
London is 6 hours ahead of Houston.
What is the cheapest way to fly from IWS to LHR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWS–LHR that never appear on search engines, with no booking fees.