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ONT to IRB: distance & flight time
Ontario (Ontario International Airport) → Iraan (Iraan Municipal Airport)
940 mi
1,513 km · 817 nm
2h 31m
estimated nonstop flight time
+2h
time difference · heading east
See live ONT→IRB fares Phone-only fares on this route — call free
Flight time details
940 miles nonstop takes roughly 2h 31m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- IRB — Iraan Municipal Airport · Iraan, 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 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 IRB
- OZA · Ozona Municipal Airport43 mi away
- FST · Fort Stockton Pecos County Airport61 mi away
- MAF · Midland International Airport74 mi away
- SJT · San Angelo Regional Mathis Field88 mi away
Frequently asked questions
How far is ONT from IRB?
The flight distance from Ontario (ONT) to Iraan (IRB) is 940 miles (1,513 km, 817 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to IRB?
A nonstop flight takes about 2h 31m 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 Iraan?
Iraan is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONT to IRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–IRB that never appear on search engines, with no booking fees.