Need help booking?
Unpublished phone-only deals available
DAY to RML: distance & flight time
Dayton (James M Cox Dayton International Airport) → Colombo (Colombo Ratmalana Airport)
9,053 mi
14,569 km · 7,867 nm
18h 13m
estimated nonstop flight time
+9.5h
time difference · heading north
See live DAY→RML fares Phone-only fares on this route — call free
Flight time details
9,053 miles nonstop takes roughly 18h 13m 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
- RML — Colombo Ratmalana Airport · Colombo, 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 RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Frequently asked questions
How far is DAY from RML?
The flight distance from Dayton (DAY) to Colombo (RML) is 9,053 miles (14,569 km, 7,867 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAY to RML?
A nonstop flight takes about 18h 13m 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 Colombo?
Colombo is 9.5 hours ahead of Dayton.
What is the cheapest way to fly from DAY to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAY–RML that never appear on search engines, with no booking fees.