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OOM to HRI: distance & flight time
Cooma (Cooma Snowy Mountains Airport) → Mattala (Mattala Rajapaksa International Airport)
5,270 mi
8,482 km · 4,580 nm
10h 48m
estimated nonstop flight time
-4.5h
time difference · heading west
See live OOM→HRI fares Phone-only fares on this route — call free
Flight time details
5,270 miles nonstop takes roughly 10h 48m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time set-back when reading arrival times on your ticket.
The two airports
- OOM — Cooma Snowy Mountains Airport · Cooma, Australia
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
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 OOM
- CYG · Corryong Airport61 mi away
- MIM · Merimbula Airport66 mi away
- CBR · Canberra International Airport70 mi away
- MYA · Moruya Airport71 mi away
Near HRI
- WRZ · Weerawila Airport8 mi away
- KCT · Koggala Airport59 mi away
- ADP · Ampara Airport81 mi away
- RML · Colombo Ratmalana Airport93 mi away
Frequently asked questions
How far is OOM from HRI?
The flight distance from Cooma (OOM) to Mattala (HRI) is 5,270 miles (8,482 km, 4,580 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OOM to HRI?
A nonstop flight takes about 10h 48m 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 Cooma and Mattala?
Mattala is 4.5 hours behind Cooma.
What is the cheapest way to fly from OOM to HRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OOM–HRI that never appear on search engines, with no booking fees.