Route guide · LON → IST
London to Istanbul flights
In short
The great-circle distance from London Heathrow Airport (LHR) in London to İstanbul Airport (IST) in Istanbul is 2,487 km (1,546 mi).
The initial great-circle heading from LHR to IST is 106° (ESE).
AMZBooking lists 5 airports for London (LHR, LGW, STN, LTN, LCY) and 2 airports for Istanbul (IST, SAW).
Airport data: OurAirports, retrieved 2026-10-18; distances and headings computed by AMZBooking.
Data updated
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- Great-circle distance
- 2,487 km
- 1,546 mi · LHR–IST
- Initial direction
- ESE
- 106° from true north
- Airport combinations
- 10
- listed airport pairs compared below
Great-circle distance is the shortest path over the Earth’s surface, not the distance flown or a flight time. We don’t show prices here — live fares appear when you search. Method
Airports at each end
Every airport pair, by distance
| From → to | Great-circle distance |
|---|---|
| LCY → IST | 2,454 km · 1,525 mi |
| STN → IST | 2,455 km · 1,525 mi |
| LGW → IST | 2,460 km · 1,528 mi |
| LHR → IST | 2,487 km · 1,546 mi |
| LTN → IST | 2,494 km · 1,550 mi |
| LCY → SAW | 2,518 km · 1,565 mi |
| STN → SAW | 2,518 km · 1,565 mi |
| LGW → SAW | 2,523 km · 1,568 mi |
| LHR → SAW | 2,551 km · 1,585 mi |
| LTN → SAW | 2,558 km · 1,589 mi |
Alternatives near London
| Airport | Location | Distance |
|---|---|---|
| SENLondon Southend Airport | Southend-on-Sea, Essex, United Kingdom | 81 km50 mi |
| SOUSouthampton Airport | Southampton, United Kingdom | 85 km53 mi |
Alternatives near Istanbul
| Airport | Location | Distance |
|---|---|---|
| TEQTekirdağ Çorlu Airport | Çorlu, Turkey | 70 km43 mi |
Not covered in this guide yet
Departure and arrival guidance · When to go · Which airport to choose. We only add these once we can cite an official or verified source.