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GYY to NHT: distance & flight time
Gary (Gary Chicago International Airport) → Northolt (RAF Northolt)
3,939 mi
6,339 km · 3,423 nm
8h 11m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GYY→NHT fares Phone-only fares on this route — call free
Flight time details
3,939 miles nonstop takes roughly 8h 11m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- GYY — Gary Chicago International Airport · Gary, 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 GYY
- ORD · Chicago O'Hare International Airport36 mi away
- CGX · Chicago Meigs Airport20 mi away
- MDW · Chicago Midway International Airport21 mi away
- VPZ · Porter County Municipal Airport24 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 GYY from NHT?
The flight distance from Gary (GYY) to Northolt (NHT) is 3,939 miles (6,339 km, 3,423 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GYY to NHT?
A nonstop flight takes about 8h 11m 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 Gary and Northolt?
Northolt is 6 hours ahead of Gary.
What is the cheapest way to fly from GYY to NHT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GYY–NHT that never appear on search engines, with no booking fees.