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RST to RML: distance & flight time
Rochester (Rochester International Airport) → Colombo (Colombo Ratmalana Airport)
8,900 mi
14,322 km · 7,733 nm
17h 55m
estimated nonstop flight time
+10.5h
time difference · heading north
See live RST→RML 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 gain when reading arrival times on your ticket.
The two airports
- RST — Rochester International Airport · Rochester, 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 RST
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 RST from RML?
The flight distance from Rochester (RST) to Colombo (RML) 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 RST to RML?
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 Rochester and Colombo?
Colombo is 10.5 hours ahead of Rochester.
What is the cheapest way to fly from RST to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RST–RML that never appear on search engines, with no booking fees.