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CMB to SEM: distance & flight time
Colombo (Bandaranaike International Colombo Airport) → Selma (Craig Field)
9,572 mi
15,405 km · 8,318 nm
19h 14m
estimated nonstop flight time
-10.5h
time difference · heading north
See live CMB→SEM fares Phone-only fares on this route — call free
Flight time details
9,572 miles nonstop takes roughly 19h 14m 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
- CMB — Bandaranaike International Colombo 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 CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 mi away
Near SEM
Frequently asked questions
How far is CMB from SEM?
The flight distance from Colombo (CMB) to Selma (SEM) is 9,572 miles (15,405 km, 8,318 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMB to SEM?
A nonstop flight takes about 19h 14m 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 CMB to SEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMB–SEM that never appear on search engines, with no booking fees.