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HRI to IAD: distance & flight time
Mattala (Mattala Rajapaksa International Airport) → Washington (Washington Dulles International Airport)
9,024 mi
14,523 km · 7,842 nm
18h 10m
estimated nonstop flight time
-9.5h
time difference · heading north
See live HRI→IAD fares Phone-only fares on this route — call free
Flight time details
9,024 miles nonstop takes roughly 18h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
- IAD — Washington Dulles International Airport · Washington, 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
Frequently asked questions
How far is HRI from IAD?
The flight distance from Mattala (HRI) to Washington (IAD) is 9,024 miles (14,523 km, 7,842 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRI to IAD?
A nonstop flight takes about 18h 10m 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 Washington?
Washington is 9.5 hours behind Mattala.
What is the cheapest way to fly from HRI to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRI–IAD that never appear on search engines, with no booking fees.