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GCI to ONO: distance & flight time
Guernsey (Guernsey Airport) → Ontario (Ontario Municipal Airport)
4,868 mi
7,834 km · 4,230 nm
10h 1m
estimated nonstop flight time
-7h
time difference · heading northwest
See live GCI→ONO fares Phone-only fares on this route — call free
Flight time details
4,868 miles nonstop takes roughly 10h 1m 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
- GCI — Guernsey Airport · Guernsey, Guernsey
- ONO — Ontario Municipal Airport · Ontario, 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 GCI
- JER · Jersey Airport24 mi away
- ACI · Alderney Airport26 mi away
- CER · Cherbourg-Maupertus Airport53 mi away
- GFR · Granville Airport60 mi away
Near ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Frequently asked questions
How far is GCI from ONO?
The flight distance from Guernsey (GCI) to Ontario (ONO) is 4,868 miles (7,834 km, 4,230 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCI to ONO?
A nonstop flight takes about 10h 1m 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 Guernsey and Ontario?
Ontario is 7 hours behind Guernsey.
What is the cheapest way to fly from GCI to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCI–ONO that never appear on search engines, with no booking fees.