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LUK to KEF: distance & flight time
Cincinnati (Cincinnati Municipal Airport Lunken Field) → Keflavik (Keflavik International Airport)
2,993 mi
4,816 km · 2,601 nm
6h 20m
estimated nonstop flight time
+4h
time difference · heading northeast
See live LUK→KEF fares Phone-only fares on this route — call free
Flight time details
2,993 miles nonstop takes roughly 6h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- LUK — Cincinnati Municipal Airport Lunken Field · Cincinnati, United States
- KEF — Keflavik International Airport · Keflavik, Iceland
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 LUK
Near KEF
- RKV · Reykjavik Airport22 mi away
- GUU · Grundarfjörður Airport72 mi away
- VEY · Vestmannaeyjar Airport81 mi away
- PFJ · Patreksfjörður Airport116 mi away
Frequently asked questions
How far is LUK from KEF?
The flight distance from Cincinnati (LUK) to Keflavik (KEF) is 2,993 miles (4,816 km, 2,601 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LUK to KEF?
A nonstop flight takes about 6h 20m 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 Cincinnati and Keflavik?
Keflavik is 4 hours ahead of Cincinnati.
What is the cheapest way to fly from LUK to KEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LUK–KEF that never appear on search engines, with no booking fees.