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RML to SEM: distance & flight time
Colombo (Colombo Ratmalana Airport) → Selma (Craig Field)
9,596 mi
15,443 km · 8,339 nm
19h 17m
estimated nonstop flight time
-10.5h
time difference · heading north
See live RML→SEM fares Phone-only fares on this route — call free
Flight time details
9,596 miles nonstop takes roughly 19h 17m 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
- SEM — Craig Field · Selma, 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 SEM
Frequently asked questions
How far is RML from SEM?
The flight distance from Colombo (RML) to Selma (SEM) is 9,596 miles (15,443 km, 8,339 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to SEM?
A nonstop flight takes about 19h 17m 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 Selma?
Selma is 10.5 hours behind Colombo.
What is the cheapest way to fly from RML to SEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–SEM that never appear on search engines, with no booking fees.