Cheap flights from London to Istanbul
Cheapest current fares: $130 in December 2026, 2,489 km direct flight in ~2h 56m.
Cheapest month-by-month fares
Lowest available fare per calendar month from London (LHR) to Istanbul (IST). Refreshed daily.
London (LHR) → Istanbul (IST)
- December 2026 $130
- November 2026 $131
- September 2026 $138
- October 2026 $145
- August 2026 $152
- July 2026 $243
Frequently asked questions
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What is the cheapest month to fly from London to Istanbul?
Based on current 6-month forward fare data, December 2026 is the cheapest month to fly from London (LHR) to Istanbul (IST), with fares starting from $130.
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What is the lowest current fare from LHR to IST?
The lowest currently-listed fare from London (LHR) to Istanbul (IST) is $130 on 2026-12-03.
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How long is the flight from London to Istanbul?
Direct flights from LHR to IST cover approximately 2,489 km (1,547 miles), with an estimated flight time of 2h 56m. Operating airlines: BA, TK.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.