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NUQ to KEF: distance & flight time
Mountain View (Moffett Federal Airfield) → Keflavik (Keflavik International Airport)
4,196 mi
6,753 km · 3,646 nm
8h 42m
estimated nonstop flight time
+7h
time difference · heading northeast
See live NUQ→KEF fares Phone-only fares on this route — call free
Flight time details
4,196 miles nonstop takes roughly 8h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- NUQ — Moffett Federal Airfield · Mountain View, 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 NUQ
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 NUQ from KEF?
The flight distance from Mountain View (NUQ) to Keflavik (KEF) is 4,196 miles (6,753 km, 3,646 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NUQ to KEF?
A nonstop flight takes about 8h 42m 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 Mountain View and Keflavik?
Keflavik is 7 hours ahead of Mountain View.
What is the cheapest way to fly from NUQ to KEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NUQ–KEF that never appear on search engines, with no booking fees.