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HRI to GRK: distance & flight time
Mattala (Mattala Rajapaksa International Airport) → Killeen (Robert Gray Army Air Field Airport)
9,855 mi
15,860 km · 8,564 nm
19h 47m
estimated nonstop flight time
-10.5h
time difference · heading north
See live HRI→GRK fares Phone-only fares on this route — call free
Flight time details
9,855 miles nonstop takes roughly 19h 47m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
- GRK — Robert Gray Army Air Field Airport · Killeen, 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 GRK
- HLR · Hood Army Air Field8 mi away
- AUS · Austin Bergstrom International Airport61 mi away
- TPL · Draughon Miller Central Texas Regional Airport26 mi away
- ACT · Waco Regional Airport52 mi away
Frequently asked questions
How far is HRI from GRK?
The flight distance from Mattala (HRI) to Killeen (GRK) is 9,855 miles (15,860 km, 8,564 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRI to GRK?
A nonstop flight takes about 19h 47m 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 Killeen?
Killeen is 10.5 hours behind Mattala.
What is the cheapest way to fly from HRI to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRI–GRK that never appear on search engines, with no booking fees.