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OKC to KEF: distance & flight time
Oklahoma City (Will Rogers World Airport) → Keflavik (Keflavik International Airport)
3,606 mi
5,803 km · 3,133 nm
7h 32m
estimated nonstop flight time
+5h
time difference · heading northeast
See live OKC→KEF fares Phone-only fares on this route — call free
Flight time details
3,606 miles nonstop takes roughly 7h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- OKC — Will Rogers World Airport · Oklahoma City, 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 OKC
- PWA · Wiley Post Airport10 mi away
- TIK · Tinker Air Force Base12 mi away
- SWO · Stillwater Regional Airport60 mi away
- CUH · Cushing Municipal Airport60 mi away
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 OKC from KEF?
The flight distance from Oklahoma City (OKC) to Keflavik (KEF) is 3,606 miles (5,803 km, 3,133 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKC to KEF?
A nonstop flight takes about 7h 32m 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 Oklahoma City and Keflavik?
Keflavik is 5 hours ahead of Oklahoma City.
What is the cheapest way to fly from OKC to KEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKC–KEF that never appear on search engines, with no booking fees.