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COU to SME: distance & flight time
Columbia (Columbia Regional Airport) → Somerset (Lake Cumberland Regional Airport)
432 mi
695 km · 375 nm
1h 24m
estimated nonstop flight time
+1h
time difference · heading east
See live COU→SME fares Phone-only fares on this route — call free
Flight time details
432 miles nonstop takes roughly 1h 24m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- COU — Columbia Regional Airport · Columbia, United States
- SME — Lake Cumberland Regional Airport · Somerset, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 mi away
Near SME
- LOZ · London-Corbin Airport/Magee Field29 mi away
- LEX · Blue Grass Airport68 mi away
- GLW · Glasgow Municipal Airport74 mi away
- FFT · Capital City Airport80 mi away
Frequently asked questions
How far is COU from SME?
The flight distance from Columbia (COU) to Somerset (SME) is 432 miles (695 km, 375 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to SME?
A nonstop flight takes about 1h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from COU to SME?
Nonstop service on COU–SME depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 24m nonstop estimate.
What is the time difference between Columbia and Somerset?
Somerset is 1 hour ahead of Columbia.
What is the cheapest way to fly from COU to SME?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–SME that never appear on search engines, with no booking fees.
Why are some COU to SME fares phone-only?
Consolidator contracts let us sell certain COU–SME tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.