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LHR to IDA: distance & flight time
London (London Heathrow Airport) → Idaho Falls (Idaho Falls Regional Airport)
4,708 mi
7,577 km · 4,091 nm
9h 42m
estimated nonstop flight time
-7h
time difference · heading northwest
See live LHR→IDA fares Phone-only fares on this route — call free
Flight time details
4,708 miles nonstop takes roughly 9h 42m 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
- IDA — Idaho Falls Regional Airport · Idaho Falls, 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 IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Frequently asked questions
How far is LHR from IDA?
The flight distance from London (LHR) to Idaho Falls (IDA) is 4,708 miles (7,577 km, 4,091 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to IDA?
A nonstop flight takes about 9h 42m 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 Idaho Falls?
Idaho Falls is 7 hours behind London.
What is the cheapest way to fly from LHR to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–IDA that never appear on search engines, with no booking fees.