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RML to RST: distance & flight time
Colombo (Colombo Ratmalana Airport) → Rochester (Rochester International Airport)
8,900 mi
14,322 km · 7,733 nm
17h 55m
estimated nonstop flight time
-10.5h
time difference · heading north
See live RML→RST fares Phone-only fares on this route — call free
Flight time details
8,900 miles nonstop takes roughly 17h 55m 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
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- RST — Rochester International Airport · Rochester, 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 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
Near RST
Frequently asked questions
How far is RML from RST?
The flight distance from Colombo (RML) to Rochester (RST) is 8,900 miles (14,322 km, 7,733 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to RST?
A nonstop flight takes about 17h 55m 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 Colombo and Rochester?
Rochester is 10.5 hours behind Colombo.
What is the cheapest way to fly from RML to RST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–RST that never appear on search engines, with no booking fees.