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LGW to BOI: distance & flight time
London (London Gatwick Airport) → Boise (Boise Air Terminal/Gowen Field)
4,857 mi
7,816 km · 4,220 nm
9h 59m
estimated nonstop flight time
-7h
time difference · heading northwest
See live LGW→BOI fares Phone-only fares on this route — call free
Flight time details
4,857 miles nonstop takes roughly 9h 59m 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
- LGW — London Gatwick Airport · London, United Kingdom
- BOI — Boise Air Terminal/Gowen Field · Boise, 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 LGW
- LHR · London Heathrow Airport25 mi away
- KRH · Redhill Aerodrome5 mi away
- BQH · London Biggin Hill Airport16 mi away
- ESH · Shoreham Airport22 mi away
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Frequently asked questions
How far is LGW from BOI?
The flight distance from London (LGW) to Boise (BOI) is 4,857 miles (7,816 km, 4,220 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LGW to BOI?
A nonstop flight takes about 9h 59m 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 Boise?
Boise is 7 hours behind London.
What is the cheapest way to fly from LGW to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LGW–BOI that never appear on search engines, with no booking fees.