Need help booking?
Unpublished phone-only deals available
LHR to ACI: distance & flight time
London (London Heathrow Airport) → Alderney (Alderney Airport)
144 mi
232 km · 125 nm
51m
estimated nonstop flight time
Same time
time difference · heading southwest
See live LHR→ACI fares Phone-only fares on this route — call free
Flight time details
144 miles nonstop takes roughly 51m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- ACI — Alderney Airport · Alderney, Guernsey
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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Frequently asked questions
How far is LHR from ACI?
The flight distance from London (LHR) to Alderney (ACI) is 144 miles (232 km, 125 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to ACI?
A nonstop flight takes about 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 cheapest way to fly from LHR to ACI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–ACI that never appear on search engines, with no booking fees.