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HRI to SDY: distance & flight time
Mattala (Mattala Rajapaksa International Airport) → Sidney (Sidney - Richland Regional Airport)
8,692 mi
13,989 km · 7,553 nm
17h 31m
estimated nonstop flight time
-11.5h
time difference · heading north
See live HRI→SDY fares Phone-only fares on this route — call free
Flight time details
8,692 miles nonstop takes roughly 17h 31m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
- SDY — Sidney - Richland Regional Airport · Sidney, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is HRI from SDY?
The flight distance from Mattala (HRI) to Sidney (SDY) is 8,692 miles (13,989 km, 7,553 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRI to SDY?
A nonstop flight takes about 17h 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 Mattala and Sidney?
Sidney is 11.5 hours behind Mattala.
What is the cheapest way to fly from HRI to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRI–SDY that never appear on search engines, with no booking fees.