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CMH to LHR: distance & flight time
Columbus (John Glenn Columbus International Airport) → London (London Heathrow Airport)
3,838 mi
6,177 km · 3,335 nm
8h
estimated nonstop flight time
+5h
time difference · heading northeast
See live CMH→LHR fares Phone-only fares on this route — call free
Flight time details
3,838 miles nonstop takes roughly 8h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- CMH — John Glenn Columbus International Airport · Columbus, 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 CMH
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 CMH from LHR?
The flight distance from Columbus (CMH) to London (LHR) is 3,838 miles (6,177 km, 3,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMH to LHR?
A nonstop flight takes about 8h 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 Columbus and London?
London is 5 hours ahead of Columbus.
What is the cheapest way to fly from CMH to LHR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMH–LHR that never appear on search engines, with no booking fees.