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LHR to SUN: distance & flight time
London (London Heathrow Airport) → Hailey (Friedman Memorial Airport)
4,778 mi
7,689 km · 4,152 nm
9h 50m
estimated nonstop flight time
-7h
time difference · heading northwest
See live LHR→SUN fares Phone-only fares on this route — call free
Flight time details
4,778 miles nonstop takes roughly 9h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- SUN — Friedman Memorial Airport · Hailey, 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 SUN
- TWF · Joslin Field Magic Valley Regional Airport71 mi away
- BYI · Burley Municipal Airport72 mi away
- MUO · Mountain Home Air Force Base85 mi away
- PIH · Pocatello Regional Airport95 mi away
Frequently asked questions
How far is LHR from SUN?
The flight distance from London (LHR) to Hailey (SUN) is 4,778 miles (7,689 km, 4,152 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to SUN?
A nonstop flight takes about 9h 50m 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 Hailey?
Hailey is 7 hours behind London.
What is the cheapest way to fly from LHR to SUN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–SUN that never appear on search engines, with no booking fees.