JetSetAuthority

Route · Europe

KEF Reykjavík ⇄ CPH Copenhagen

Keflavik International Airport (Iceland) and Copenhagen Kastrup Airport (Denmark): great-circle distance, estimated scheduled flight time each way, time difference and jet lag.

Distance2,144 km1,332 mi1,158 nautical miles
KEF → CPH3 h 25 minestimated block time
CPH → KEF3 h 35 minestimated block time
Clock change+1 hCopenhagen vs Reykjavík, today
Great-circle route from Reykjavík (KEF) to Copenhagen (CPH)KEFReykjavíkCPHCopenhagen
The shortest path over the Earth’s surface (great circle), drawn on a Natural Earth projection. Real flight paths bend around weather, winds and closed airspace.

Flight time each way

KEF → CPH

3 h 25 min

Estimated gate-to-gate scheduled time. Initial heading 99° (E).

Leave Reykjavík Sat 7 Nov, 10:00 local → arrive Copenhagen Sat 7 Nov, 14:25 local.

CPH → KEF

3 h 35 min

Estimated gate-to-gate scheduled time. Initial heading 310° (NW).

Leave Copenhagen Sat 7 Nov, 10:00 local → arrive Reykjavík Sat 7 Nov, 12:35 local.

The two directions differ by 14 minutes in our estimate: this route is short, so the wind has little effect on the total. How we estimate it.

Distance

Great-circle distance2,144 km · 1,332 mi · 1,158 nmi
Initial heading99° (E) from KEF; 310° (NW) from CPH
Farthest from the equator64.0°N
Crossesneither the equator nor the 180th meridian
Share of the longest possible trip11% of the 20,015 km to the far side of the Earth

Time zones and jet lag

KEFAtlantic/Reykjavik — UTC+0 now; UTC+0 all year (no daylight saving time)
CPHEurope/Copenhagen — UTC+1 now; UTC+1 standard time, UTC+2 during daylight saving time
DifferenceCopenhagen is 1 hour ahead of Reykjavík today; +1 h in January and +2 h in July because daylight saving time starts and ends on different dates (or not at all).

Jet lag, flying KEF → CPH. Your body clock has to move 1 hour earlier, like an eastward trip. A shift this small rarely causes much jet lag; most people feel normal within a day or so. Flying the other way, the shift is reversed.

General information, not medical advice.

The two airports

KEF Keflavik International AirportReykjavík, Iceland · longest runway 10,056 ft3,065 m CPH Copenhagen Kastrup AirportCopenhagen, Denmark · longest runway 11,811 ft3,600 m

More routes from KEF and CPH

LHRKEF London – Reykjavík 1,895 km1,178 mi · 3 h 20 min BOSKEF Boston – Reykjavík 3,875 km2,408 mi · 5 h 15 min JFKKEF New York – Reykjavík 4,163 km2,587 mi · 5 h 30 min SEAKEF Seattle – Reykjavík 5,811 km3,611 mi · 7 h 25 min CPHOSL Copenhagen – Oslo 517 km321 mi · 1 h 40 min CPHARN Copenhagen – Stockholm 547 km340 mi · 1 h 40 min LHRCPH London – Copenhagen 979 km609 mi · 2 h 05 min JFKCPH New York – Copenhagen 6,189 km3,846 mi · 7 h 40 min

Routes of a similar length

AKLNAN Auckland – Nadi (Fiji) 2,156 km1,340 mi · 3 h 30 min SYDAKL Sydney – Auckland 2,159 km1,342 mi · 3 h 15 min CDGRAK Paris – Marrakesh 2,129 km1,323 mi · 3 h 35 min SYDCHC Sydney – Christchurch 2,126 km1,321 mi · 3 h 15 min

Need a different pair? The flight-time calculator works for any two of 3,245 airports. Not covered: which airlines fly this route, schedules, fares and live status — that data is proprietary and we don’t guess it.

Photos on airport pages are credited there. Estimates are rounded to 5 minutes; typical error about 13 minutes (validation).