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DAY to HRI: distance & flight time
Dayton (James M Cox Dayton International Airport) → Mattala (Mattala Rajapaksa International Airport)
9,112 mi
14,664 km · 7,918 nm
18h 20m
estimated nonstop flight time
+9.5h
time difference · heading north
See live DAY→HRI fares Phone-only fares on this route — call free
Flight time details
9,112 miles nonstop takes roughly 18h 20m 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 gain when reading arrival times on your ticket.
The two airports
- DAY — James M Cox Dayton International Airport · Dayton, United States
- 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 DAY
- FFO · Wright-Patterson Air Force Base10 mi away
- SGH · Springfield-Beckley Municipal Airport21 mi away
- MGY · Dayton-Wright Brothers Airport22 mi away
- ILN · Wilmington Airpark40 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 DAY from HRI?
The flight distance from Dayton (DAY) to Mattala (HRI) is 9,112 miles (14,664 km, 7,918 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAY to HRI?
A nonstop flight takes about 18h 20m 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 Dayton and Mattala?
Mattala is 9.5 hours ahead of Dayton.
What is the cheapest way to fly from DAY to HRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAY–HRI that never appear on search engines, with no booking fees.