Need help booking?
Unpublished phone-only deals available
SMN to RML: distance & flight time
Salmon (Lemhi County Airport) → Colombo (Colombo Ratmalana Airport)
8,747 mi
14,078 km · 7,601 nm
17h 37m
estimated nonstop flight time
+11.5h
time difference · heading north
See live SMN→RML fares Phone-only fares on this route — call free
Flight time details
8,747 miles nonstop takes roughly 17h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- SMN — Lemhi County Airport · Salmon, 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 SMN
- BTM · Bert Mooney Airport88 mi away
- MYL · McCall Municipal Airport110 mi away
- SUN · Friedman Memorial Airport114 mi away
- MSO · Missoula International Airport124 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 SMN from RML?
The flight distance from Salmon (SMN) to Colombo (RML) is 8,747 miles (14,078 km, 7,601 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to RML?
A nonstop flight takes about 17h 37m 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 Salmon and Colombo?
Colombo is 11.5 hours ahead of Salmon.
What is the cheapest way to fly from SMN to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–RML that never appear on search engines, with no booking fees.