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KEF to SME: distance & flight time
Keflavik (Keflavik International Airport) → Somerset (Lake Cumberland Regional Airport)
3,117 mi
5,016 km · 2,708 nm
6h 35m
estimated nonstop flight time
-4h
time difference · heading west
See live KEF→SME fares Phone-only fares on this route — call free
Flight time details
3,117 miles nonstop takes roughly 6h 35m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- KEF — Keflavik International Airport · Keflavik, Iceland
- 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 KEF
- RKV · Reykjavik Airport22 mi away
- GUU · Grundarfjörður Airport72 mi away
- VEY · Vestmannaeyjar Airport81 mi away
- PFJ · Patreksfjörður Airport116 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 KEF from SME?
The flight distance from Keflavik (KEF) to Somerset (SME) is 3,117 miles (5,016 km, 2,708 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KEF to SME?
A nonstop flight takes about 6h 35m 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 Keflavik and Somerset?
Somerset is 4 hours behind Keflavik.
What is the cheapest way to fly from KEF to SME?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KEF–SME that never appear on search engines, with no booking fees.