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LHR to GRM: distance & flight time
London (London Heathrow Airport) → Grand Marais (Grand Marais Cook County Airport)
3,767 mi
6,062 km · 3,273 nm
7h 51m
estimated nonstop flight time
-6h
time difference · heading northwest
See live LHR→GRM fares Phone-only fares on this route — call free
Flight time details
3,767 miles nonstop takes roughly 7h 51m 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
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is LHR from GRM?
The flight distance from London (LHR) to Grand Marais (GRM) is 3,767 miles (6,062 km, 3,273 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to GRM?
A nonstop flight takes about 7h 51m 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 Grand Marais?
Grand Marais is 6 hours behind London.
What is the cheapest way to fly from LHR to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–GRM that never appear on search engines, with no booking fees.