Part of the data ring
FlyTime
IST → CGN

Istanbul to Köln (Cologne)

2h 52mgate to gate

The flight from İstanbul Airport (IST) to Cologne Bonn Airport (CGN) covers 1,966 km (1,222 miles) and takes approximately 2h 52m gate to gate for a typical jet.

The route heads north-west on an initial great-circle bearing of 310°, passing near 46.6° N, 18.9° E at its midpoint.

Great-circle strip Plate IST–CGN
2h 52mGATE TO GATE43m2h 09mISTIstanbulCGNKöln (Cologne)310° NORTH-WEST1,062 NM04929831,4751,966 km

Bearing 310° north-west Midpoint 46.6° N, 18.9° E Model 805 km/h + 25 min

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Flight time2h 52mestimated, gate to gate
Distance1,966km · 1,222 mi
Nautical1,062nautical miles
Direction310°north-west

How this is worked out

  1. Take both airports' published coordinates from OurAirports — nothing here is scraped from another flight site.
  2. Great-circle distance by haversine on a mean earth radius of 6,371.0088 km: 1,966 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 2h 27m.
  4. Add a flat 25 minutes for pushback, taxi, climb, descent and taxi-in — the reason a 400 km hop is never half an hour: 2h 52m gate to gate.
  5. Winds, aircraft type and airline schedule padding are not modelled. The cruise-speed table shows how much that assumption is worth.
1,966 km / 805 km/h = 2h 27m airborne
            + 25 min ground = 2h 52m gate to gate

The full model, and what it ignores →

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

The same route, plotted on a world grid

The strip above gives the route its length and its shape. This gives it a position: latitude and longitude only, no coastlines, because a hand-drawn coastline would be decoration pretending to be data. On a flat grid the shortest path looks bent; on a globe it is straight.

IST CGN

Flight time at different cruise speeds

Aircraft type, winds and routing all move the real number. This is the same distance flown at different speeds, plus the 25-minute ground and climb allowance.

Typical ofCruise speedAirborneGate to gate
Turboprop / regional550 km/h3h 35m4h 00m
Narrowbody jet (A320, 737)780 km/h2h 31m2h 56m
Widebody jet (777, 787, A350)900 km/h2h 11m2h 36m
Private jet (Gulfstream)850 km/h2h 19m2h 44m

Headwinds on an eastbound long-haul routinely add 30–60 minutes; the same route westbound can be quicker. Airlines publish schedules with padding built in.

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Both airports

ISTCGN
Airportİstanbul AirportCologne Bonn Airport
CityIstanbulKöln (Cologne)
CountryTurkeyGermany
ICAOLTFMEDDK
Coordinates41.2749, 28.732150.8659, 7.1427
Elevation325 ft302 ft

Every figure on this plate is geometry. The shape of the earth is knowable; the airline's schedule is not.

Questions this plate answers

How long is the flight from Istanbul to Köln (Cologne)?

A non-stop flight from Istanbul (IST) to Köln (Cologne) (CGN) takes about 2h 52m. The great-circle distance is 1,966 km (1,222 miles, 1,062 nautical miles), flying north-west on an initial bearing of 310°.

How far is Istanbul from Köln (Cologne)?

1,966 kilometres in a straight line over the earth's surface — 1,222 miles or 1,062 nautical miles. Actual flown distance is usually 2–5% longer because aircraft follow airways, avoid weather and route around restricted airspace.

Is there a non-stop flight between IST and CGN?

This page calculates the direct-line time and distance; it does not track airline schedules. At 1,966 km the route is comfortably within range of a non-stop service if an airline chooses to fly it. Check an airline or booking site for what is actually scheduled.

Airport coordinates from OurAirports (public domain). Distance is a great-circle calculation; flight time uses the model described on the method page. Flight times are great-circle estimates for planning only — always check the airline's published schedule.

See all 10 sites in this family, with what each one answers

Published by

Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.