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IST to LHR: distance & flight time

Istanbul (Istanbul Airport) → London (London Heathrow Airport)

1,546 mi
2,489 km · 1,344 nm
3h 30m
estimated nonstop flight time
-2h
time difference · heading northwest
See live IST→LHR fares Phone-only fares on this route — call free

Flight time details

1,546 miles nonstop takes roughly 3h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is IST from LHR?

The flight distance from Istanbul (IST) to London (LHR) is 1,546 miles (2,489 km, 1,344 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from IST to LHR?

A nonstop flight takes about 3h 30m 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 Istanbul and London?

London is 2 hours behind Istanbul.

What is the cheapest way to fly from IST to LHR?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IST–LHR that never appear on search engines, with no booking fees.
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