Need help booking?
Unpublished phone-only deals available
ATO to RML: distance & flight time
Athens (Ohio University Snyder Field) → Colombo (Colombo Ratmalana Airport)
9,057 mi
14,575 km · 7,870 nm
18h 13m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live ATO→RML fares Phone-only fares on this route — call free
Flight time details
9,057 miles nonstop takes roughly 18h 13m gate to gate, flying northeast. 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
- ATO — Ohio University Snyder Field · Athens, 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 ATO
- PMH · Greater Portsmouth Regional Airport42 mi away
- PKB · Mid Ohio Valley Regional Airport43 mi away
- ZZV · Zanesville Municipal Airport54 mi away
- LCK · Rickenbacker International Airport56 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 ATO from RML?
The flight distance from Athens (ATO) to Colombo (RML) is 9,057 miles (14,575 km, 7,870 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATO 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.
Are there nonstop flights from ATO to RML?
Nonstop service on ATO–RML depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 18h 13m nonstop estimate.
What is the time difference between Athens and Colombo?
Colombo is 9.5 hours ahead of Athens.
What is the cheapest way to fly from ATO to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATO–RML that never appear on search engines, with no booking fees.
Why are some ATO to RML fares phone-only?
Consolidator contracts let us sell certain ATO–RML tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.