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ONT to KRH: distance & flight time
Ontario (Ontario International Airport) → Redhill (Redhill Aerodrome)
5,433 mi
8,743 km · 4,721 nm
11h 7m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ONT→KRH fares Phone-only fares on this route — call free
Flight time details
5,433 miles nonstop takes roughly 11h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- KRH — Redhill Aerodrome · Redhill, 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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near KRH
- LGW · London Gatwick Airport5 mi away
- LHR · London Heathrow Airport23 mi away
- BQH · London Biggin Hill Airport11 mi away
- LCY · London City Airport22 mi away
Frequently asked questions
How far is ONT from KRH?
The flight distance from Ontario (ONT) to Redhill (KRH) is 5,433 miles (8,743 km, 4,721 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to KRH?
A nonstop flight takes about 11h 7m 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 Ontario and Redhill?
Redhill is 8 hours ahead of Ontario.
What is the cheapest way to fly from ONT to KRH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–KRH that never appear on search engines, with no booking fees.