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HRI to ISM: distance & flight time
Mattala (Mattala Rajapaksa International Airport) → Kissimmee (Kissimmee Gateway Airport)
9,780 mi
15,740 km · 8,499 nm
19h 39m
estimated nonstop flight time
-9.5h
time difference · heading northwest
See live HRI→ISM fares Phone-only fares on this route — call free
Flight time details
9,780 miles nonstop takes roughly 19h 39m gate to gate, flying northwest. 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
- ISM — Kissimmee Gateway Airport · Kissimmee, 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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 mi away
Frequently asked questions
How far is HRI from ISM?
The flight distance from Mattala (HRI) to Kissimmee (ISM) is 9,780 miles (15,740 km, 8,499 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRI to ISM?
A nonstop flight takes about 19h 39m 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 Kissimmee?
Kissimmee is 9.5 hours behind Mattala.
What is the cheapest way to fly from HRI to ISM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRI–ISM that never appear on search engines, with no booking fees.