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HRI to ONT: distance & flight time
Mattala (Mattala Rajapaksa International Airport) → Ontario (Ontario International Airport)
9,393 mi
15,116 km · 8,162 nm
18h 53m
estimated nonstop flight time
-12.5h
time difference · heading north
See live HRI→ONT fares Phone-only fares on this route — call free
Flight time details
9,393 miles nonstop takes roughly 18h 53m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time set-back when reading arrival times on your ticket.
The two airports
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
- ONT — Ontario International 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 HRI
- WRZ · Weerawila Airport8 mi away
- KCT · Koggala Airport59 mi away
- ADP · Ampara Airport81 mi away
- RML · Colombo Ratmalana Airport93 mi away
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
Frequently asked questions
How far is HRI from ONT?
The flight distance from Mattala (HRI) to Ontario (ONT) is 9,393 miles (15,116 km, 8,162 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRI to ONT?
A nonstop flight takes about 18h 53m 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 Mattala and Ontario?
Ontario is 12.5 hours behind Mattala.
What is the cheapest way to fly from HRI to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRI–ONT that never appear on search engines, with no booking fees.