Need help booking?
Unpublished phone-only deals available
ISM to NHT: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Northolt (RAF Northolt)
4,341 mi
6,986 km · 3,772 nm
8h 59m
estimated nonstop flight time
+5h
time difference · heading northeast
See live ISM→NHT fares Phone-only fares on this route — call free
Flight time details
4,341 miles nonstop takes roughly 8h 59m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- NHT — RAF Northolt · Northolt, United Kingdom
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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 mi away
Near NHT
- LHR · London Heathrow Airport6 mi away
- LGW · London Gatwick Airport30 mi away
- HYC · Wycombe Air Park17 mi away
- LCY · London City Airport21 mi away
Frequently asked questions
How far is ISM from NHT?
The flight distance from Kissimmee (ISM) to Northolt (NHT) is 4,341 miles (6,986 km, 3,772 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to NHT?
A nonstop flight takes about 8h 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 Kissimmee and Northolt?
Northolt is 5 hours ahead of Kissimmee.
What is the cheapest way to fly from ISM to NHT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–NHT that never appear on search engines, with no booking fees.